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DPChallenge Forums >> Hardware and Software >> Got an IR filter today....
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Showing posts 1 - 4 of 4, (reverse)
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02/25/2010 08:12:51 PM · #1
Now I'm clueless as to how to properly use it. It was cheap on eBay so I figured what the hell. Any good tutorials out there anyone can suggest?
02/25/2010 08:59:05 PM · #2
Judi has an awesome tutorial here:
//www.dpchallenge.com/tutorial.php?TUTORIAL_ID=56
02/25/2010 09:47:23 PM · #3
This is an exellent place for IR info , he leans mainly toward Olympus cameras, but it can be used for any setup.
//www.wrotniak.net/photo/infrared/index.html

Message edited by author 2010-02-25 21:48:33.
02/28/2010 03:22:08 AM · #4
A couple things for staring out. The filter- combined with the internal filter over the sensor in the camera which is trying to keep the IR light out- means that not much light will be reaching your sensor. This means you will need to use longer exposures (sometimes several seconds depending on camera/ settings/ light, etc) so you will need to use a tripod. Experiment to see what exposures work best in your conditions. Next when you put the filter on your lens, set a custom white balance (check your camera manual for how to do this) on something green like grass or leaves. This is how you get the whiter folliage and grass. Shots will require post processing (see Judy's excellent tutorial) to look like the more standard infrared photos you see. Without processing, they will look mostly red- this is normal- don't panic. Play around, see what you like and have fun. You do get some interesting effects. Although this looks like a stormy day, it was actually sunny, blue sky (which the IR made dark) and some clouds floating by. Completely different from what you would have seen in person or in a visible spectrum shot.


I have done a lot of playing around with infrared and even had a point and shoot camera converted to shoot in infrared (the IR blocking filter is removed over the camera sensor and replaced with one which blocks most of the visible light and lets in the IR- this will no longer be usable for standard photography) which allows me to get back to shooting more "normal" shutter speeds. If you get into IR, this would be the way to go. If you just want to try it a bit and get bored with or uninterested in it, this is not worth the money so try the filter and see what you think. Other examples of my own images in IR: //www.pbase.com/jeffryz/infrared_gallery
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