(sample photo shot at ISO 400, 6/10 of a second, no tripod, of the downtown Omaha skyline)
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Signing UpStep 1: Get a digital camera that lets you control it's basic settings
Relax, you don't have to run out and buy a new fancy-shmancy digital camera to do this. Most digital cameras that aren't the bottom-of-the-barrel or older than 3 years old will let you do this. Usually you just have to set the camera into "custom" or "manual" mode to accomplish this.
If you want to know how to set up these features on your digital camera, consult your owner's manual just like I had to do.
Also, while IS or VR (image stabilization or vibration reduction) can help, they are not necessary. All of the sample shots on this instructable were shot on a several-year old Canon A620 that lacks IS, and only goes up to ISO 400.
If you need to update your camera, and got some dough, I would recommend buying the Canon SD800 IS. If you don't got $300, but have $200, then I would get what I got, the Canon A620. If you only have $100, go on eBay and buy a used Canon A530. All 3 will enable you to do this instructable.
Here are a few guideline definitions that you can skip, but I am including them just so all the photographic "measurebators" don't have a hissy fit:
ISO = how sensitive your camera is to light. ISO 200 is twice as sensitive as ISO 100. ISO 400 is twice as sensitive to ISO 200. The more sensitive (higher ISO) the shorter the exposure needs to be for a similar image. So why not jump to ISO 1600? Because in digital cameras, that will make for a very grainy photo unless you got an electronically cooled CCD like they use for photographing astronomy. Most "normal" digital cameras only go up to ISO 400, anyways. And yes, there is a bit of noise in these photos, but the end results are more than passable when printed on a high-quality printer.
Exposure (shutter speed) = how long your shutter will stay open, allowing light to collect on the image sensor. 1:15 is 1/15 of a second. 1:4 is 1/4 of a second. Remember, in shutter speeds less than a second, the LARGER the bottom number, the SHORTER the exposure (provided that a 1 is the numerator) 6/10 is more than twice as long as 1/4. Also, camera shake can cause blurry photos at settings longer than 1/15.
Aperture: F-stops are different settings allowing different amounts of light to enter your camera. This is different from exposure, in that the aperture is that funky iris/anus looking thing that is a series of connected sheets that either open or contract to make a hole get bigger or smaller. Think of the opening to the old James Bond movies where that aperture starts as a small dot and opens up to get bigger. If you watch the LCD on your camera and adjust the aperture, you will see which setting opens up the iris to allow more light in by watching your LCD become brighter or dimmer.
(UPDATE: No, these definitions aren't taken from Standard Photographic Definitions 9th Edition or New England Journal of Expert Photographic Advice and Medicine. These are thumbnail definitions, and I am not an expert. I am just trying to explain what I think is correct to people that don't know any better. If you know something I don't know, I'm not surprised. Post it in a comment below and show the world how wrong I am.)
(sample photo shot at ISO 200, exposure 1/5 of a second)








































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Ways to stablilise:
- use any non-vibrating surface - car top (turn engine off), planter, fence, ...
- use a beanbag - any bag filled with seeds or granules. Put it down somewhere and put the camera on it. It gives you some aiming possibilities
- attach a 6' rope or chain to the tripod screw or camera. Step on the other end. Pull up on camera, aim & shoot.
- hiking staffs often have a tripod screw under the top knob.
- buy & carry a "pocket tripod" or ultrapod. Put these short tripods on the ground, or on other objects to choose your point of view, or strap them to a tree or post with velcro.
- get a 5"length of foam pipe insulation, the kind with the slit down one side. Put this over a partly-open car window and rest the camera on it.
If you are holding the camera, you can minimise vibrations by taking a breath, letting it out & relaxing, then squeezing the shutter release. Don't stab at the release - use a gentle squeeze. Drink less coffee...tOM Trottier
Drink less coffee is the best advice … I know many good pros, and I realize most of them a very quiet persons…
Frankly, if you want to take long exposure images, night or otherwise, the only correct way to do it is with a tripod or other camera stabilization. Any other method is just a variation on "be snap-happy and hope you get lucky;" a method which marginalizes the skill and artistry that it takes to make a really great photograph, let alone to be able to do it consistently.
It basically says, "set your camera to be as sensitive to light as possible, stand as still as possible, and take as many shots as possible, hoping that one is in focus."
Setting the ISO is the only thing presented here that is isn't utterly common knowledge. But the vast majority of consumer grade digital cameras don't have selectable ISO, which makes this tip even less useful.
http://www.itunes.com/podcast?id=251659448
No, it's not an Instructable (it's an enhanced podcast), but it's hella helpful to fellow photographers; ask everyone I continually help at http://www.flickr.com/groups/strobist/discuss/
Aside from that, it's a complete non-sequitur (look it up) on your part to infer that just because I haven't posted an Instructable (and don't beg votes), that I can't spot garbage when I see it.
I know the hard work that goes into a decent how-to and Instructable. And you haven't displayed that hard work or utility here. So drop the attitude and quit fronting like I'm the bad guy.
And what do you mean, "in the USA"?! Does my name make you think I'm not in the USA? Now you're a hack and a bigot.
And the fact is, you're wrong. Most consumer level cameras DO NOT have ISO settings. They are for consumers, at most they have "Night Mode" settings. (A fact to which your Instructable seems to be completely ignorant.) In fact, you go out of your way to suggest only TWO particular Canon brand cameras that people should use in order to follow your guide!!!
As far as lurking goes, you better be thankful for it. You'd have absolutely NO POINTS if it wasn't for uninformed lurkers not recognizing the uselessness of this tip.
Troubleshooter made the point best. It is better to make nothing than to make useless junk only for the sake of making junk (or for the sake of a laser cutter, in this case).
Wow. This could have been two negative, yet thoughtful comments, but now you made it a whole long flame war. It seems you do have useful skills to share! You should post an instructable on how to flame honest critics like whiney baby!