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Showing posts with label Tips. Show all posts
Showing posts with label Tips. Show all posts

Wednesday, August 20, 2008

How to Choose a DSLR Camera


How-To-Buy-A-Dslr-1DSLR Cameras are increasingly becoming a type of camera that is in the reach of the average photographer as prices fall and as manufacturers develop more user friendly models.

I’ve previously discussed some of the advantages and disadvantages of moving from a point and shoot to DSLR but in this post would like to explore how to choose a DSLR.

In doing so I’ll cover:

1. 9 Reasons to Upgrade to a DSLR Camera
2. 8 Factors to Consider when Choosing a DSLR
3. My DSLR Camera Recommendations (also check out this post on the Top DSLR Models As voted by our Readers)

Firstly, a quick recap on some of the reasons why you might want to upgrade to a DSLR.

Reasons to Upgrade to a DSLR Camera

  1. Image Quality - Due to the larger size of image sensors in DSLRs which allows for larger pixel sizes - DSLRs are generally able to be used at a faster ISO which will lead to faster shutter speeds and less grain (ie shoot at 1600 ISO on most DSLRs will have less noise than shooting at 1600 on a Point and Shoot). DSLRs also have built in noise-reduction when genearating JPG images which also helps cut down on noise.
  2. Adaptability - DSLR’s ability to change lenses opens up a world of possibilities for photographers. While my point and shoot has a nice little 3x Optical Zoom (and many these days have longer ones) my DSLR can be fitted with many high quality lenses ranging from wide angle to super long focal lengths depending upon what I’m photographing (and of course my budget). Add to this a large range of other accessories (flashes, filters etc) and a DSLR can be adapted to many different situations. It should be noted that when it comes to lenses that the diversity in quality of lenses is great. Image quality is impacted greatly by the quality of the lens you use.
  3. Speed - DSLR’s are generally pretty fast pieces of machinery when it comes to things like start up, focussing and shutter lag.
  4. Optical Viewfinder - due to the reflex mirror DSLR’s are very much a what you see is what you get operation.
  5. Large ISO range - this varies between cameras but generally DSLRs offer a wide array of ISO settings which lends itself to their flexibility in shooting in different conditions.
  6. Manual Controls - while many point and shoots come with the ability to shoot in manual mode, a DSLR is designed in such a way that it is assumed that the photographer using it will want to control their own settings. While they do come with good auto modes the manual controls are generally built in in such a way that they are at the photographers finger tips as they are shooting.
  7. Retaining Value - some argue that a DSLR will hold it’s value longer than a point and shoot. There is probably some truth in this. DSLR models do not get updated quite as often as point and shoot models (which can be updated twice a year at times). The other factor in favor of DSLRs is that the lenses you buy for them are compatible with other camera bodies if you do choose to upgrade later on (as long as you stay with your brand). This means your investment in lenses is not a waste over the years.
  8. Depth of Field - one of the things I love about my DSLR is the versatility that it gives me in many areas, especially depth of field. I guess this is really an extension of it’s manual controls and ability to use a variety of lenses but a DSLR can give you depth of field that puts everything from forground to background in focus through to nice blurry backgrounds.
  9. Quality Optics - I hesitate to add this point as there is a large degree of difference in quality between DSLR lenses but in general the lenses that you’ll find on a DSLR are superior to a point and shoot camera. DSLR lenses are larger (more glass can add to the quality) and many of them have many hours of time put into their manufacture (especially when you get into higher end lenses). I strongly advice DSLR buyers to buy the best quality lenses that they can afford. It it’s the difference between a high end lens on a medium range camera or a medium range lens on a high end camera I’d go for quality lenses every time as they add so much to photos.

Before I tackle how to buy a DSLR keep in mind that DSLRs are not for everyone. I’ve written more on the down sides of DSLRs in a post previously which you might find helpful in deciding whether you should stick with a point and shoot or upgrade.

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How to Decide Which DSLR Camera is for You?

So how do you decide which DSLR to buy? There are an increasing array of them on the market so you have a real choice ahead of you.

Here are a few factors to consider when looking for a DSLR:

1. Price - a good place to start when thinking about buying a DSLR is obviously price. DSLRs price range in price from some quite affordable deals at the lower end to extremely high prices at the professional end. Set yourself a budget for your purchase early on but make sure that you keep in mind that you’ll need to consider other costs of owning one including:

  • Lenses (some deals offer ‘kit lenses’ but you should consider upgrading - see below for more on this)
  • Batteries (all models will come with one but if you are travelling you might need a spare)
  • Memory Cards (some models come with one but most are inadequate in terms of size. Even if you’re lucky enough to have one included you’ll probably want to upgrade to at least a 1 gigabyte card).
  • Camera Bag (some dealers will throw one in - but once again don’t expect a high quality ‘free’ bag. Your DSLR is something worth protecting - invest in a good bag)
  • Filters (at the least you’ll want to get a UV filter for each lens you purchase - but you might also want to consider other types down the track also).
  • Extended Warrantees (there’s a variety of opinions on whether they’re good or not - but they’re worth considering)
  • 2. What will You use it For? - when you head into a camera store to purchase any type of question the first thing most sales people will ask you what type of photography you want to do. It is well worth asking yourself this question up front as it will help you think through the type of features and accessories you’ll need.

    Will this be a general purpose camera for recording ‘life’? Are you wanting to travel with the camera? Is it for sports photography? Macro Photography? Low Light Photography? Make a realistic list of the type of photography you will use it for (note I said ‘realistic’ - it’s easy to dream of all kinds of things you’ll photograph - but in reality most of us only do half what we think we will).

    3. Size - DSLRs are all more sizeable than compact point and shoot cameras but there is a fair bit of variation in size between them also. Some photographers don’t mind carrying around weighty gear but if you’re going to use it for on the go photography (travel, bushwalking etc) then small and light models can be very handy.

    4. Previous Gear - the attractive thing about DSLRs is that in many cases they are compatible with some of the gear you might already have.

  • This is particularly the case for lenses. The chances are that if you have a film SLR that your lenses might well be compatible with a DSLR made by the same manufacturer. Don’t assume that all lenses will be compatible (particularly older gear) but it’s well worth asking the question as it could save you considerable money.
  • If you have a point and shoot camera you might also want to look at the type of memory card that it takes as some models of DSLRs could also be compatible with them. This probably won’t be a major consideration as memory cards are considerably cheaper than they used to be but it could be a factor to consider.

5. Resolution - ‘how many megapixels does it have’ is a question that is often one of the first to be asked about a new camera. While I think ‘megapixels’ are sometimes over emphasised (more is not always best) it is a question to consider as DSLRs come with a wide range of megapixel ratings. Megapixels come into play as you consider how you’ll use your images. If you’re looking to print enlargements then more can be good - if you’re just going to print in small sizes or use them for e-mailing friends then it’s not so crucial.

6. Sensor Size - Another related question to consider is how big the image sensor is. The term ‘crop factor’ comes up when you talk about image sensor size - I’ll upack this further in a future article as it’s perhaps a little complicated for the scope of this one. In general a larger sensor has some advantages over a smaller one (although there are costs too). But I’ll unpack this in a future post (stay tuned).

7. Future Upgrades - will you be in a position to upgrade your camera again in the foreseeable future? While entry level DSLRs are attractively priced they tend to date more quickly than higher end models and you run the risk of growing out of them as your expertise grows and you thirst for more professional features. Ask yourself some questions about your current level of expertise in photography and whether you’re the type of person who learns how to master something and then wants to go to a higher model that gives you more control and features. It’s a difficult question but you might find it’s worthwhile to pay a little more in the short term for a model that you can grow into.

8. Other Features

Most DSLRs have a large array of features that will probably overwhelm and confuse you at first as you compare them with one another. All have basic features like the ability to use aperture and shutter priority, auto or manual focus etc but there’s also a lot of variation in what is or isn’t offered. Here are some of the more common features that you might want to consider:

  • Burst Mode - the ability to shoot a burst of images quickly by just holding down the shutter release - great for sports and action photography. DSLRs vary both in the number of frames that they can shoot per second as well as how many images they can shoot in a single burst.
  • Maximum Shutter Speed - most DSLRs will have a decent range of speeds available to you but some will have some pretty impressive top speeds which will be very useful if you’re into sports or action photography.
  • ISO Ratings - Similarly, most DSLRs will offer a good range of ISO settings but some take it to the next level which is useful in low light photography.
  • LCD Size - It’s amazing how much difference half an inch can make when viewing images on your cameras LCD. I noticed this recently when testing a camera with a 2.5 inch screen after using my own 1.8 inch one. While it might not change the way you shoot photos (people tend to use viewfinders at this level to frame shots) it certainly can be nice to view your shots on a larger screen.
  • Anti Shake - in the past few weeks a range of new DSLRs have been announced by manufacturers in the lead up to the Christmas rush. One of the features that is featuring more and more in them is anti shake technology. While it’s been common to get ‘image stabilisation’ technology in lenses the idea of it being built into camera bodies is something that is attractive.
  • Dust Protection - another feature that has started appearing in the latest round of cameras is image sensor dust protection (and in some cases self cleaning for image sensors) - something that will help alleviate a lot of frustration that many DSLR photographers have. To this point this is a feature that is mainly on lower end DSLRs but it’s bound to appear on new professional models also.
  • Connectivity - Getting photos out of your DSLR and into a computer or printer generally happens these days via USB but some people like FireWire and/or Wireless.
  • Semi-Auto Modes - As with point and shoot cameras - many DSLRs (especially lower end ones) come with an array of shooting modes. These generally include ‘portrait’, ’sports’, ‘night’ etc. If you rely upon these modes on your point and shoot you may well use them on your DSLR too. Higher end DSLRs often don’t have them.
  • Flash - Generally professional grade DSLRs don’t offer built in flash and just have a hotshoe while entry level DSLRs include a built in flash.

How to Take Sharp Digital Images


Getting your digital images perfectly sharp is something that most photographers want - however clean, crisp, sharp images can be difficult to achieve.

Perhaps before we start exploring how to improve sharpness it would be good to talk about the main causes for lack of sharpness:

  • Poor Focus - the most obvious way to get images that are ‘un-sharp’ is through having them out of focus. This might be a result of focussing upon the wrong part of the image, being too close to your subject for the camera to focus, selecting an aperture that generates a very narrow depth of field or taking an image too quickly without checking it is in focus.
  • Subject Movement - another type of ‘blur’ in shots is the result of your subject moving - this is generally related to shutter speed being too slow.
  • Camera Shake - similarly you can get blur if you as the photographer generate movement while taking the image - this often relates to either shutter speed and/or the stillness of your camera.
  • Noise - ‘noisy’ shots are ones that are pixelated and look like they have lots of little dots over them (get up close to your TV and you’ll get the same impact).

Here’s a list of 10 basic things to think about when shooting to get sharp images (note - there’s also a lot you can do in photoshop after taking you images - learn more about that in Photoshop Tutorials):

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1. Hold Your Camera Well

A lot of blur in the photos that I see is a direct result of camera shake (the movement of your camera for that split second when your shutter is open). While the best way to tackle camera shake is to use a Tripod (see below) there are many times when using one is impractical and you’ll need to shoot while holding your camera. I’ve written a tutorial previously on how to hold a digital camera but in brief - use both hands, keep the camera close to your body, support yourself with a wall, tree or some other solid object etc.

2. Tripods

Regular readers of this site will have seen my recent series on tripods and know that I’m a big fan of them as a way to reduce (and even eliminate) camera shake. While not always practical, the result you’ll get when you do go to the effort of hauling one around can be well worth it.

3. Shutter Speed

Perhaps one of the first things to think about in your quest for sharp images is the shutter speed that you select. Obviously - the faster your shutter speed the less impact camera shake will have and the more you’ll freeze any movement in your shots. As a result you reduce the likelihood of two of the main types of blur in one go (subject movement and camera movement). Remember the ‘rule’ for handheld shutter speeds:
Choose a shutter speed with a denominator that is larger than the focal length of the lens.

So:

  • if you have a lens that is 50mm in length don’t shoot any slower than 1/60th of a second
  • if you have a lens with a 100mm focal length shoot at 1/125th of a second or faster
  • if you are shooting with a lens of 200mm shoot at 1/250th of a second or faster

Keep in mind that the faster your shutter speed is the larger you’ll need to make your Aperture to compensate - this will mean you have a smaller depth of field which makes focussing more of a challenge (read more on Shutter Speed).

4. Aperture

Aperture impacts the depth of field (the zone that is in focus) in your images. Decreasing your aperture (increasing the number - say up to f/20) will increase the depth of field meaning that the zone that is in focus will include both close and distant objects. Do the opposite (for example moving to f/4) and the foreground and background of your images will be more out of focus and you’ll need to be more exact with what you focus your camera upon. Keep in mind that the smaller your aperture the longer your shutter speed will need to be - which of course makes moving subjects more difficult to keep sharp (read more on Aperture).

5. ISO

The third element of the exposure triangle is ISO which has a direct impact upon the noisiness of your shots. Choose a larger ISO and you’ll be able to use faster shutter speed and smaller aperture (which as we’ve seen help with sharpness) but you’ll suffer by increasing the noise of your shots. Depending upon your camera (and how large you want to enlarge your images) you can probably get away with using ISO of up to 400 (or even 800 on some cameras) without too much noise but for pin sharp images keep it as low as possible). Read more on ISO.

6. Image Stabilisation

Many cameras and lenses are now being released with different forms of image stabilisation (IS) which won’t eliminate camera shake - but can definitely help reduce its impact. I find that using IS lenses that it will give me an extra two or three stops (ie I can use slower shutter speeds but 2-3 stops) when hand holding my camera. Keep in mind that IS helps with camera movement but not subject movement as it allows you to use slower shutter speeds (not good for moving subjects).

7. Focus

Perhaps the most obvious technique to work on when aiming for sharp lenses is focussing. Most of us use ‘Auto Focussing’ with our cameras but don’t assume that the camera will always get it right. Always visually check what part of the image is in focus before hitting the shutter and if it’s not right try again or switch to manual focus mode. This is particularly important if you’re shooting with a large aperture (small depth of field) where even being slightly out can result in your subject being noticeably out of focus.

8. Good lenses

This one is for DSLR owners - if you have the budget for it invest in good quality lenses as they can have a major impact upon the sharpness of your images. For example shortly after buying my DSLR I was in the market for a everyday zoom lens that would give me the ability to have both wide (ish) and telephoto zoom capabilities. I bought a Canon EF 28-135mm lens. It was a good lens (and reasonably priced) but it wasn’t as sharp as some of my other lenses. A few months later I borrowed a Canon EF 24-105mm ‘L series’ (the professional series of lenses from Canon) lens from a friend and was amazed by the difference in sharpness between the lenses. While the first lens was good for what I paid for it I ended up going for an upgrade and the new lens is now almost permanently attached to my camera.

9. Get your Eyes Checked

Since I was young I’ve worn glasses but in recent years I’ve been a little slack in getting my eyes checked. Recently I got them tested for the first time in a number of years and was surprised to find that they’d deteriorated significantly. Getting new glasses improved a number of areas of my life, one of which was my photography. Also connected with this is checking the ‘diopter’ on your camera (if it has one. The diopter is a little adjustment that you can make to how your viewfinder works - it’s particularly useful for people with poor eye sight - it’s usually a little wheel next to your viewfinder.

10. Clean equipment

Recently my wife and I went on a window cleaning frenzy at our place. Over the previous months the grime on our windows had gradually built up without us really noticing it. When we did clean them though we were amazed at how much more light got through and how much better the view outside was. The same can be true for your camera’s lens. Keep it clean and you’ll eliminate the smudges, dust and grime that can impact your shots. Similarly - a clean image sensor is a wonderful thing if you have a DSLR as getting dust on it can produce noticeable blotches in your end images.

Update

11. Lens Sweet Spot

Lenses have spots in their aperture ranges that are sharper than others. In many cases this ’sweet spot’ is one or two stops from the maximum aperture. So instead of shooting with your lens wide open (ie where the numbers are smallest) pull it back a stop or two and you might find you get a little more clarity in your shots.


How to Be a Curious Photographer


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A few months ago I wrote a post on how curiosity is a characteristic of great photographers.

I was rereading this post earlier this week and began to ask myself a few questions:

  • How do some people end up more curious than others?
  • Is Curiosity a personality trait or can it be learned?
  • How can I be more curious?

As I pondered these questions I thought of the images that I see each day on Flickr’s interestingness pages (the shots in this post come from there). Some of the shots are just so unusual that I would never have thought to take them. Obviously there are some ‘curious’ photographers behind them - but how do they do it?

I’ve never studied this but I suspect that while curiosity could well be something a personality type thing and that some of us will be more naturally curious than others - it is also that we can all probably learn how to be - to some extent.

How can you add Curiosity to your Photographic toolbox?

10 Ways to be a more Curious Photographer:

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1. Don’t be held Captive ‘the Rules’

There are a lot of ‘rules’ going around when it comes to photography. Read the books (read this blog) and you’ll find them. Some of them have formal names like ‘rule of thirds’ and ‘the golden ratio’ while others are often just called ‘the right way to…’.

Rules are a great thing to know (and use) - however the curious photographer often takes great shots because they not only know the rules but because they set out to break them.

Take the Rule of thirds - sometimes the most powerful shots are those with a centered subject staring down the barrel of the lens.

2. Ask Questions

Curious photographers are always asking questions. Questions of other photographers, questions about their own work, questions about their cameras, questions of their subjects etc

As a result they often learn things about their art (and themselves) that the rest of us don’t and their work improves because of it.

Find someone with the same camera as you and ask them how they use it. Find a photographer from a different genre to you and ask them about their techniques. Look back over your last month’s photos and ask yourself what you did well (and not so well).

3. Ask ‘What if…’

One of the key questions you should get in the habit of asking is ‘what if’? Curious people don’t just ask questions - they also come up with solutions.

Many of the solutions will end up being thrown away but if you ask ‘what if’ enough times you’re bound to make progress eventually.

What if I held the camera on this angle…. What if I got my subject to stand like this…. What if I lay on the ground to take this shot…. What if I lengthened my shutter speed…..

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4. ‘Turn Questions into Quests’

An old teacher once used this phrase with me and it’s stuck in my mind ever since - ‘turn your Questions into Quests’.

Asking ‘what if…’ (and other questions) is not enough. Keep a record of the questions that you ask yourself and keep coming back to them from time to time to attempt to find a solution to the problems behind the questions. Taking your questions to the next level like this may not always be fruitful but at times it’ll lead you on journeys of discovery to unexpected places.

Set yourself quests and challenges for your photography. I occasionally set myself a list of photos that I want to capture in an afternoon or will have a week where I explore a theme (the assignments in our forum are great for this).

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5. Learn from Others

While sometimes the best way to learn is by trying, making mistakes and then trying again - sometimes it’s more effective to find someone else who has already tried, made mistakes and tried again to help you avoid the pitfalls of photography.

Find another photographer to buddy up with when you go out on shoots. Swap ideas, give each other tips and share the lessons that you learn. This is actually whey I started this blog and more recently our forums - I want to learn more about digital photography and I know together we’ll discover so much more.

6. Put disconnected ideas together

Edward De Bono has a lot of different exercises that help people develop lateral thinking skills. In a number of his books he talks about how one way to think outside the box is when you put random ideas together to find new solutions to problems. Get in the frame of mind where you regularly do this and you’ll be surprised at how your mind comes up with wonderfully creative things.

The shot above of the guy under the umbrella with capsules dropping down on him is a prime example of this. Who would have ever thought to put drugs raining down on someone under a bright umbrella?

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7. Play

Perhaps the most curious of people are children who do a lot of what we’re writing about here (especially asking questions).

Another thing that children do is ‘play’. With no other agenda than having fun and seeing what happens next children will play with the things around them and experiment and push the boundaries of their environment. In doing so they learn about life, themselves and their world. I find that it’s often when I take this ‘playful’ approach to life that I’m at my most creative and make all kinds of discoveries.

Some of my best photos have come out of periods of ‘play’ when I just fooled around with my camera with no agenda at all. Play with new angles, with different shooting distances, with shooting from different perspectives etc

8. Go with the Flow

One of the biggest blockages to creativeness and curiosity are statements like:

  • We’ve never done it this way before
  • This is Stupid
  • It will never work

It is often directly after such statements that ideas stop being explored, projects end and people return to the humdrum of life.

Learn to ignore such statements and follow your intuition and hunches and you might just find yourself doing something that ‘has never been done before’ that people wish HAD been done before. I’m sure many of the images in the Flickr interestingness page are the result of this evolution of ideas by people who didn’t know when to stop.

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9. Get Proactive

One of the main things that I notice about curious people are that they rarely sit still and are always pushing forward and taking the initiative. Curious photographers don’t expect great photographic opportunities to come to them - but instead they actively search for them. They have a mindset where it almost becomes natural to ask, seek and find the things that the rest of us hope that will one day fall in our laps.

Grab your camera, get out of the house, find some interesting subjects and start shooting. That great shot won’t just come knocking on your door!

10. Slow Down

We live in a fast paced world where we race from one thing to another, rarely sitting still.

Unfortunately it is easy to bring this way of life into our photography. We impatiently wait for ‘the shot’ and when it doesn’t quickly come we snap away and move on. However in most cases photography isn’t a fast paced medium. I learned this talking to a Pro Landscape photographer once who told me that some days he’d sit in a spot for a full day and only take a handful of shots. He had learned to slow down, to see the smaller subtleties of life, to be patient and the results were that his work was truly magnificent.

Set aside a few hours this week to go and sit quietly in a pace in your town or city and watch the world go by. Don’t set yourself an agenda - just watch and when you see something worth photographing take the shot.

5 Black and White Photography Tips


Black-And-White-TipsContinuing the Black and White Photography theme we’ve been on lately in the latest forum assignment (where the photos featured in this post were submitted) I thought I’d share five pretty random Black and White Photography Tips.

1. Shoot in RAW

I know many readers of DPS can’t shoot in RAW (because their camera doesn’t offer it) or don’t shoot in RAW (because they either don’t know how or don’t like to) but for the most control in the post production phase of converting your color images into black and white ones - you’ll want to shoot in RAW if your camera does allow it. Of course shooting in JPEG doesn’t stop you shooting in black and white - but if it’s an option, give RAW a go, you might be surprised by what it offers you in post production. More on RAW vs JPEG here.

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2. Shoot in Color

If your camera doesn’t allow you to shoot in RAW (or you choose not to) - shoot in color and do your conversion to black and white later on your computer.

While most digital cameras offer you the option to shoot in Black and White (and can produce some reasonable results) you have more control over your end results if you have the color data to work with in your conversion on your computer. (read more on the choice between shooting in black and white or post production conversion).

Update: There is an exception to shooting in Color and it’s when you’re taking note of point 1 above (shooting in RAW). When shooting in RAW and switching to Black and White mode you see your results in the LCD in black and white but the camera actually records all of the information (including color) - the best of both worlds. But if you’re shooting in JPEG - shoot in color and do the conversion later. Thanks to Joost (in comments) for the reminder to include this.

3. Low ISO

Shoot with the lowest possible ISO possible. While this is something that most of us do in color photography it is particularly important when it comes to black and white where noise created by ISO can become even more obvious. If you’re after this ‘noise’ (or grain) you can always add it later in your post production - but it’s harder to go the other way and take noise out.

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4. When to Shoot

Many digital photographers actually prefer to shoot images for Black and White in low contrast situations. So an dark or overcast day can be a great time to shoot out door shots.

Ironically these are the days that those who shoot only in color sit at home complaining about the ‘poor light’. So next time you find yourself with a dark and gloomy day - shoot some black and white shots.

5. Composition

Most of the general tips on how to compose or frame a good shot apply just as well to black and white photography as they do when shooting in color - however the main obvious difference is that you’re unable to use color to lead the eye into or around your shot. This means you need to train yourself to look at shapes, tones and textures in your frame as points of interest. Pay particularly attention to shadows and highlights which will become a feature of your shot.

Slow Sync Flash


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One camera function that can be a lot of fun to play with (and that can get you some interesting results) is slow sync flash.

Low Light Photography Options

When shooting with a subject in low light situations you generally have two options; either to shoot with a flash or to shoot with a slow shutter speed.

1. Flash - When shooting in low light with a flash in auto mode your camera will choose a relatively fast shutter speed. This means that your subject will be well lit and that if it is moving it will be frozen and as a result will be sharp. The problem with this is that it can also leave your subject lit up too brightly and can leave it’s background looking very dark as there is not enough time for the camera to collect any ambient light.

2. Slow Shutter Speed - The other option is to turn your flash off and shoot with a longer shutter speed in order to collect enough available light from the image to get a well exposed shot. This can be an effective technique if you’re shooting landscape or environmental shots where everything is nice and still - however if you’re shooting a moving subject it means you’ll get motion blur which could ruin your shot.


Both of the above options are legitimate technique but both have their weaknesses. Another options to consider is slow sync flash.


What is Slow Sync Flash?

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Slow Sync Flash is a function found on many cameras that tells your camera to shoot with both a longer shutter speed as well as firing the flash. This means you get the best of both worlds above and can both get a relatively sharp shot of your main subject as well as get some ambient light from the background and foreground.

Some cameras allow you to access slow sync flash manually and set exposure length and flash strength but on many compact cameras there is a little less control given and it’s presented as an automatic shooting mode, often called ‘night mode’ or even ‘party mode’ where the camera selects the slower shutter speed and flash strength for you.

Rear and Front Curtain Sync

If your camera gives you some manual control when it comes to slow sync flash you might find yourself presented with two options called ‘rear curtain sync’ and ‘front curtain sync’.

These two modes sound a little technical but to put it most simply they are the way in which you choose when to fire your flash during the longer exposure.

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Rear Curtain Sync - this tells your camera to fire the flash at the end of the exposure. ie when you press the shutter your lens opens up and starts collecting light and just before it closes the flash will fire to light up and freeze your main subject (see the card shot to the left for an example where you’ll see the card trail ending in a nice crisp shot of the card).

Front Curtain Sync - this tells your camera to fire the flash at the start of the exposure. ie when you press the shutter, the flash will fire immediately and the shutter will remain open afterwards capturing ambient light.

You might not think there’s much difference between these modes but when you’re photographing a moving subject it can have a real impact. You’ll find many action/sports photographers will use Rear Curtain Sync when shooting with a panning technique.

Tripod or Handheld?

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When using either slow synch in either mode (or in the automatic ‘night mode’ you will want to consider whether or not to use a tripod. Traditionally when shooting with longer shutter speeds it is accepted that a tripod is essential in order to stop any camera movement. Even the steadiest of hands will not be able to stop a camera moving over even a 1 or 2 second exposure. So if you want to eliminate blur from your cameras movement definitely use a tripod (and consider a shutter release cable).

However in some circumstances hand holding your camera while using slow sync flash can lead to some wonderful effects. For example if you’re at a wedding or party and are out on the dance floor the results can be great at capturing the mood of a night with those you’re photographing largely frozen by the flash but the lights on the dance floor blurred from you moving your camera during the shot.

Of course hand held techniques won’t work with every situation so experiment with both methods at different shutter speeds and by using both rear and front curtain sync and find the best methods for your particular situation.

12 Tips for Improving Camera Phone Photos


We are living in a time where ‘convergence’ is everywhere. Gone are the days when a camera was a camera, a MP3 player was an MP3 player, a phone was a phone….

These days digital cameras are found in a variety of other gadgets - including cell phones. In fact Camera Phones are one of the fastest growing segments of the digital camera market and with the improvements in the quality of what is being offered in some phones (higher megapixels, better lenses, high capacity storage) some believe that they are beginning to win market share away from the low end offerings of many digital camera manufacturers. Our current poll on ‘take anywhere cameras‘ reveals that many of you are using camera phones regularly.

Unfortunately many of the pictures being taken with Camera Phones are poor in quality. This might partially be a result of lower quality cameras - but it is also often a result of poor photographic technique.

Following are 13 tips for Camera Phone owners to help them get the most from their cameras phones:

Cameraphone-Tips

1. Light Your Subject Well

The better lit your subject is the clearer your image is likely to be. If possible shoot outside or turn on lights when shooting inside. If you’re turning on lights in a room to add extra light to your shot be aware that artificial light impacts the color cast in your shots and you might want to experiment with white balance to fix it (see below).

Some cameras come with a built in flash or light - this can really lift a shot and add clarity to it, even if you’re shooting outside (in a sense it becomes a fill flash). If your camera doesn’t have a flash or light you should avoid shooting into bright lights as you’ll end up with subjects that are silhouetted.

2. Get Close to Your Subject

One of the most common mistakes with camera phone images is that their subject ends up being a tiny, unrecognizable object in the distance. Camera phone images tend to be small due to low resolution (although this is changing) - so fill up your view finder with your subject to save having to zoom in on the subject in editing it later (which decreases quality even more).

Having said this, getting too close on some model camera phones creates distortion and focusing issues (particularly if the camera phone doesn’t have a macro or close focusing mode).

Camera-Phone

3. Keep Still

As with all digital photography, the more steady your camera phone is when taking your shot the clearer your image will be.

This is especially important in low light situations where the camera will select longer shutter speeds to compensate for the lack of light. One trick is to lean your camera phone (or the hand holding it) against a solid object (like a tree, wall, ledge) when taking shots.

Keep in mind that many camera phones also suffer from ’shutter lag’ (ie the time between when you press the shutter and when the camera takes the shot can be a second or so). This means you need to hold the camera still a little longer to ensure it doesn’t take a shot as you’re lowering it away from the subject.

4. Edit Images Later

Whilst it can be fun to use your camera phone’s inbuilt editing and effects, editing pictures later on your computer produces much better quality images. Take your shots in color at high resolution to keep your options open on how to treat it later.

You can always make it black and white on your computer, but you can’t make it color if you take it in Black and White mode.

Camera-Phone-Tips

5. Don’t Throw Away ‘mistakes’

Remember that on many phones the quality of the screen will not be as good as your computer’s. So if possible hang onto your shots until you can get them on your PC. You might just find that they come alive on a quality monitor. You’ll also find that even ‘mistakes’ and blurred shots can actually be quite usable (in an abstract kind of way)

6. Avoid Using the Digital Zoom

As tempting as it might be to zoom in on your subject when taking your picture (if you have a zoom feature on your camera phone), if the zoom is a ‘digital zoom’ it will decrease the quality of your shot to use it (you’ll end up with a more pixelated shot)..

Plus you can always edit your shot later using photo editing software on your computer.

Of course some camera phones are beginning to hit the market with ‘optical zooms’ - these are fine to use as they don’t enlarge your subject by enlarging pixels.

7. Experiment with White Balance

An increasing number of camera phones come with adjustable white balance which allows you to modify color balance in your images based on shooting conditions. Experiment with this feature to get a good feel for the impact that it has on your shots. I find that it impacts different camera phones differently. Read your manual to find out how it works on your phone.

Cameraphone-Tip

8. Take loads of Shots and Experiment

The beauty of all forms of digital photography (including that of camera phones) is the ability to shoot off many shots quickly and without cost. This means you can experiment with different modes and composition and discard those that you don’t want to keep.

Camera phones are particularly good for experimenting with new angles and perspectives - shoot from down low, up high, close up etc and you’ll end up with interesting and fun shots.

9. Follow Rules of Composition (and then Break them)

Learn some basic composition ‘rules’. (for example - the rule of thirds - ie don’t place your subject squarely in the middle of your frame but a third of the way in). Simple tips like this can bring life toyour photos.

But then also remember that the beauty of a camera phone is its ability to break all conventions - some of the best shots around break all the rules. So shoot from the hip, the floor, up high, up close - anything goes.

10. Keep Your Lens Clean

One of the challenges with many camera phones is keeping them maintained and clean. Phones spend a lot of time in pockets, in bags and being used in all manner of weather and conditions. As a result they get dirty and can easily become damaged - fingerprints are a common problem on camera lenses - especially if your phone doesn’t have a lens cover. From time to time clean the lens of your camera using a soft cloth (sunglasses cleaning cloths are great).

Cameraphone

11. Observe Camera Phone Etiquette

While there is no formal set of rules for using camera phones - it is worth considering how you use it and what impact it might have upon others. There are many cases of camera phones being abused to take sneaky or voyeuristic photos. Ask permission to photograph strangers, consider restrictions on the use of cameras in places like theaters and concerts etc.

12. Use the highest resolution possible on your camera phone

Some phones allow you to choose what resolution you want to take photos at. It almost goes without saying (but we like to state the bleeding obvious) that the higher your resolution the clearer your shot will be. This is especially true for camera phones which often have sensors of under 1 megapixel in them. Keep in mind however that the higher the resolution the larger the file size of the images you take - this means if you want to send images they can end up taking a long time to send.


10 Tips for Photographing Babies


Babies-2Most regular Digital Photography School readers are aware that a month ago I became a Dad. Our new son’s name is Xavier (you’ll get to know him over the course of this tutorial).

I’ve previously written about the topic of photographing babies and children from the perspective of someone who has had his services engaged to photograph other people’s babies - but the last month has presented me with a different opportunity - to becoming a digital camera wielding parent - a very different scenario.

Instead of being invited into a home for one hour to do a photo shoot I’m presented with a never ending variety of opportunities to photograph our baby.

Let me share 10 ‘lessons’ and ‘tips’ that I’m learning:

1. Documentary vs Portrait

While I had visions of taking lots of ‘cute’ shots of Xavier in his first week I found that what actually happened was that the first week of his life ended up being more like a documentary shoot. The focus of my shots ended up being of a lot of ‘firsts’. First moment with Mum, first bath, first time on the scales (he was just under 9 pounds), first outfit, first manicure (he had long nails from day one), first time meeting grandparents etc. I ended up taking a picture of him with every visitor that came (these will make nice gifts) and decided to leave the ‘cute’ shots until when we got back home and he’d settled a little more.

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I did get a few more ‘portrait’ like shots in that first week but then ended up being more activity based ones, often with other family members. On returning home and over the three weeks since I’ve continued to take the documentary style shots but have seen a move to take a lot more portrait style shots also. Quite a few of our friends have commented on the nice balance between styles.

2. Finding the Angles

Baby-Photography-1One of the biggest challenges in photographing babies that I know many of my friends struggle with is finding a good angle to shoot from.

In the days following birth it is especially difficult as babies tend to be kept swaddled in bunny rugs and all you end up seeing of them for 99% of the time is a little red head. Add to that the complication of the bumps, marks, scratches and misshaped heads that newborns also tend to arrive with and finding a flattering angle that will make more than just the proud parents ooh and aah can be difficult.

Don’t give up though, all is not lost - here are a number of things that you might want to try to help with the above problems:

  • Get Down Low - one key to many natural baby shots is to get down on their level. I’ve spent quite a bit of time over the last week or two lying on the floor next to Xavier. It’s something I think we both enjoy anyway but it’s also a great place to use your camera. Getting down low and getting in close (see below) does present some challenges in terms of focal length (I’m using a 24-105 zoom - usually at the widest focal length) but it means you end up with shots that feel like you’ve entered the babies world rather than you’re looking down on it from above.
  • Close Ups - another way to improve the angles and make your shots seem more intimate is to get in close by either physically moving in or by using a longer focal length. I’d suggest a longer focal length for the really close shots is better than getting too close as shoving a big lens in your baby’s face could freak them out a little.
  • Nursed Shots - some of the bests shots I’ve taken over the last month have been taken when people have been nursing Xavier. This puts him into a more upright position which makes him look a little more ‘human-like’ and opens up the angles for your photos. Try a number of positions (over the shoulder, sitting him up, laying him back in arms, lying him on his tummy etc) as each one opens up different possibilities. Also remember that your baby is not the only potential subject - parents, grandparents, siblings, friends etc all can add context to the shot and you’ll appreciate having more than just baby by themselves shots later!

3. Go Macro

We all love newborn babies because they are cute and small (if only they stayed that way). As a whole they are cute but they also are made up of many little cute body parts that present a photographer with an array of wonderful subject matter - especially if you zoom in on them.

If your camera has a macro mode or if you’re lucky enough to have a purpose built macro lens use it to isolate a single body part (like a hand, an ear, a foot, a mouth etc) and use that as the complete focus of your shot.

Doing this accentuates the detail that is often missed in the shots many of us take - and you’ll find they punctuate your full collection of photos beautifully and can even make great feature shots.

4. Identify ‘Happy Times’

Photographing-Babies-1Another challenge with newborns is that they don’t tend to spend a lot of time smiling. In fact they don’t spend a lot of time doing anything much. Sleeping, feeding, pooing, crying….. is there anything else?
Keep on the look out for those times in your baby’s life when he or she seems most settled and content. They may not smile yet but there are times in a daily routine which are better than others for photos. I find in Xavier’s day there are a couple of moments that are especially good. One is bath time (he loves it) and another is mid morning after he’s had half of a feed and when we let him have a little ‘play’ before finishing his feed off. These are times when we’re guaranteed to get wide open eyes and even a giggle or two.

5. Keep Your Camera Close

Our baby is pretty predictable in terms of his daily routine (we seem to have got him pretty settled into one already somehow) but there are moments all day long that he does something cute, disgusting, funny and worth capturing. Without the camera handy you’ll miss these moments as they are usually fleeting. We tend to leave our DSLR in our livingroom where we spend most of our time with him but also have a point and shoot in the bedroom for other shots.

6. Keep Shooting

Babies change every day, especially in the first few months, it’s exponential and quite amazing to watch. However unless you’re looking for the changes you can easily miss them so it’s it’s important to take shots regularly.

I have friends who took hundreds of shots in the first few days after their baby was born but who didn’t take any shots again until he was 6 weeks old. They realize just how much he’d changed and how much they’d failed to photograph him until they compared their early shots with the 6 week shots.

7. Befriend the Airbrush

A lot of shots that you see of babies in Flickr are quite amazing in how smooth and perfect they make them look. The reality is that many babies are not quite so ‘perfect’ (however much their parents think they are). Little scratches, sleep in the eyes, snotty noses, dried milk around the mouth, blotchy skin, birth marks and bumps etc are common for all babies.

You might like to keep a warm, wet face washer handy to wipe away some of these things but in some instances they will come out in your photos.

I don’t mind them most of the time - I think they show your baby as he or she is and there’s nothing wrong with that. However at times they can be a little distracting and for those special shots that you might like to give as gifts you might like to do a little photoshop retouching. Most post processing editing tools will have some sort of airbrush or retouching tool - learn to use it, even if it’s just to smooth over the main marks and you’ll be amazed by the results.

8. Take Out the Color

Baby-1Another tip worth considering for a little photo editing is to tweak the color of your shot.

We’ve actually converted quite a few of our shots of Xavier into Black and White format. This has been useful for a number of reasons:

  • It’s great for dealing with the scratches, marks and blotchiness that I discussed above and significantly lessens the distractions that they bring.
  • It is great for ‘birth shots’ or those taken just after it. I’ve written about this before and we found that it really did work.
  • It softens your shots somewhat. Babies are soft, cuddly little things and taking the color out in this way accentuates this.

Similarly you might also like to experiment with de-saturating the colors in your shots to a lesser extent than going black and white. Leave a little color in your shots and you’ll end up with pastel like images that again soften the feeling of the shots and give it a very different look and feel.

9. Indirect Lighting

A challenge that I’ve faced is that it’s Winter here in Australia and that the lighting in our home is a little bleak. There have been a few brighter days than others when I’ve had some great results photographing him near windows in natural light - but in most cases I’ve needed to use a flash to some extent.

I’m no lighting expert but have found that my best results have been when I’ve used my flash in a ‘bounce flash’ way - shooting it up into a ceiling so that it’s indirect. This diffuses the light a lot which leaves Xavier less washed out in the shots, and more importantly means he’s not blinded by the light from it (we don’t want to blind our little ones by our photographic obsession - I actually asked a pediatrician about camera flashes and his advice was that it wouldn’t do damage but that for a babies comfort that indirect flash (ie bounced and/or diffused flash) would be advisable. I’m sure different doctors would advise different things but I play it safe with my bounce flash - and avoid flash altogether where possible). It also gives a fairly natural looking shot.

If you don’t have a bouncable flash try bumping up the ISO setting on your camera and increasing the aperture setting - this will mean you won’t need to use the flash at all if there is at least some natural light in the room. The other strategy would be to diffuse the flash a little by putting some tissue over the flash.

10. Pick Your Moments

There’s two things I want to say here:

Firstly timing your shots is important. Babies don’t move much but they subtly change their position and expressions in ways that can make or break a photo. I’ve had my camera set in continuous shooting mode since Xavier was born because I find that shooting a single frame often misses ‘the moment’. I’ve also ended up with some wonderful sequences of shots by shooting off three or four shots in a row.

Secondly I guess I wanted to remind us all that having a baby is not just a photographic opportunity and that it’s important to put the camera down every now and again. If you’re anything like me you could easily walk around with your camera permanently to your eye and forget to actually enjoy the moment. Don’t just create wonderful images of your baby - create memories with your baby - balance is a great thing!


Learning about Exposure - The Exposure Triangle


200607192012Bryan Peterson has written a book titled Understanding Exposure which is worth a read if you’re wanting to venture out of the Auto mode on your digital camera and experiment with it’s manual settings.

In it Bryan illustrates the three main elements that need to be considered when playing around with exposure by calling them ‘the exposure triangle’.

Each of the three aspects of the triangle relate to light and how it enters and interacts with the camera.

The three elements are:

  1. ISO - the measure of a digital camera sensor’s sensitivity to light
  2. Aperture - the size of the opening in the lens when a picture is taken
  3. Shutter Speed - the amount of time that the shutter is open

Is is at the intersection of these three elements that an image’s exposure is worked out.

Most importantly - a change in one of the elements will impact the others. This means that you can never really isolate just one of the elements alone but always need to have the others in the back of your mind.

Some metaphors for understanding the digital photography exposure triangle:

Many people describe the relationship between ISO, Aperture and Shutter Speed using different metaphors to help us get our heads around it. Let me share a couple. A quick word of warning first though - like most metaphors - these are far from perfect and are just for illustrative purposes:

The Window

Imagine your camera is like a window with shutters that open and close.

Aperture is the size of the window. If it’s bigger more light gets through and the room is brighter.

Shutter Speed is the amount of time that the shutters of the window are open. The longer you leave them open the more that comes in.

Now imagine that you’re inside the room and are wearing sunglasses (hopefully this isn’t too much of a stretch). Your eyes become desensitized to the light that comes in (it’s like a low ISO).

There are a number of ways of increasing the amount of light in the room (or at least how much it seems that there is. You could increase the time that the shutters are open (decrease shutter speed), you could increase the size of the window (increase aperture) or you could take off your sunglasses (make the ISO larger).

Ok - it’s not the perfect illustration - but you get the idea.

Sunbaking

Another way that a friend recently shared with me is to think about digital camera exposure as being like getting a sun tan.

Now getting a suntan is something I always wanted growing up - but unfortunately being very fair skinned it was something that I never really achieved. All I did was get burnt when I went out into the sun. In a sense your skin type is like an ISO rating. Some people are more sensitive to the sun than others.

Shutter speed in this metaphor is like the length of time you spend out in the sun. The longer you spend in the sun the increased chances of you getting a tan (of course spending too long in the sun can mean being over exposed).

Aperture is like sunscreen which you apply to your skin. Sunscreen blocks the sun at different rates depending upon it’s strength. Apply a high strength sunscreen and you decrease the amount of sunlight that gets through - and as a result even a person with highly sensitive skin can spend more time in the sun (ie decrease the Aperture and you can slow down shutter speed and/or decrease ISO).

As I’ve said - neither metaphor is perfect but both illustrate the interconnectedness of shutter speed, aperture and ISO on your digital camera.

NB: A third metaphor that I’ve heard used is the Garden Hose (the width of the hose is aperture, the length that the hose is left on is shutter speed and the pressure of the water (the speed it gets through) is ISO.

Bringing It All Together

Mastering the art of exposure is something that takes a lot of practice. In many ways it’s a juggling act and even the most experienced photographers experiment and tweak their settings as they go. Keep in mind that changing each element not only impacts the exposure of the image but each one also has an impact upon other aspects of it (ie changing aperture changes depth of field, changing ISO changes the graininess of a shot and changing shutter speed impacts how motion is captured).

The great thing about digital cameras is that they are the ideal testing bed for learning about exposure. You can take as many shots as you like at no cost and they not only allow you to shoot in Auto mode and Manual mode - but also generally have semi-automatic modes like aperture priority and shutter priority modes which allow you to make decisions about one or two elements of the triangle and let the camera handle the other elements.

A lot more can be said about each of the three elements in the exposure triangle. I’ve already written a post on ISO and in the coming week or so will tackle both shutter speed and aperture in greater depth.