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DPChallenge Forums >> Individual Photograph Discussion >> First IR Simulation - Feedback wanted
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02/11/2004 11:07:35 PM · #1
After reading this thread, I decided to give the PEI technique a try. I loosely followed the settings, but tweaked as I felt necessary.

Cows in Infrared

Please let me know what you think.

Also, is the question resolved? Can the DRebel shoot using an IR filter? Will it capture anything?

Message edited by author 2004-02-11 23:14:57.
02/11/2004 11:42:39 PM · #2
the sky does not look too bad. like real IR, the grass is not REAL white, and the trees are not at all. It is a cool looking B&W though. (C: Most leaves and plants will be like snow on a bright day.
Here is one of my experiments from a few weeks ago. the tree is dormant and still came out white barked. That is snow on the ground. wanted to see what it looked like



Message edited by author 2004-02-11 23:51:44.
02/11/2004 11:49:49 PM · #3
It's doesn't really look like an IR shot to be honest, it looks like a normal black and white. But a very eye catching black and white, a very good shot.
02/12/2004 09:01:44 AM · #4
I agree. The trees are not white.
Does the Canon DRebel see any infrared light? Maybe that's my problem.

I've tried many different shots talken on bright sunny days, and the trees just won't go white. This was the best I got.

Maybe I just have to give up the idea of Infrared with my camera.
02/12/2004 10:00:57 AM · #5
Originally posted by mariomel:


Does the Canon DRebel see any infrared light? Maybe that's my problem.



Try the remote test. Take a shot of of a transmitting IR remote that's pointed at your camera. If you see a light on the remote, the camera is IR sensitive.
02/13/2004 12:30:34 AM · #6
The D-Rebel/300D has a filter over the sensor that will block most of the IR light, thus making it not the best for IR photograhy. However, I have seen it done, but you'll need the nifty filter (like a hoya R72 I believe) and some rather long exposures to get a decent image.

I'd love to see someone make some attempts with it! :)
02/19/2004 01:01:16 AM · #7
Here is a second attempt. Chose a subject that was full of IR light. A few different steps, and convert to Duotone (slightly sepia).

Westmount Park in IR


Love to know what you think.
02/19/2004 02:02:29 AM · #8
I do like the photo. It does look alot closer to IR than the other. Definitely could pass for IR just looking at it quick.
Weeping willow? A lot of work to get to that? (Psssstt...buy the filter.) (C;
02/19/2004 10:21:08 AM · #9
Originally posted by dacrazyrn:

A lot of work to get to that? (Psssstt...buy the filter.) (C;


It was more alot of experimentation with the Channel mixer and curves. Now, I've got an idea of how to do it, and know what kind of photographs it takes going in to be able to make it IR.

As for the filter, given that the DRebel does not let in IR, or at least has not been proven to yet, I don't want to buy a $60 filter and not be able to use it. I'm waiting to see if someone else can make it work reasonably well first. Any takers? Besides, it's too cold here right now, so there are NO leaves on any trees at the moment. I would not be able to really test it out.
02/19/2004 11:32:54 AM · #10
Robsmith did some 300D IR test shots, and the results looked pretty good. I suggest PMing him to see if he still has them.

Edit: I found them on his pbase: //www.pbase.com/ribbit/irtests

Message edited by author 2004-02-19 11:33:54.
02/19/2004 12:29:18 PM · #11
I did a little searching on DPReview and found these threads. It seems like it is possible to do IR with Canon DSLRs. All you need is a filter (r72), a tripod and a little patience (25-30 sec exposures).

With 300D
With 10D
02/19/2004 12:52:34 PM · #12
Originally posted by mariomel:

I don't want to buy a $60 filter and not be able to use it.


My 58mm R72 was more like $30.

I shot this with my G5 in Jan, an 8s exposure.


02/19/2004 12:56:02 PM · #13
Originally posted by Spazmo99:

My 58mm R72 was more like $30.


$60 Can$. Everything is more expensive up here. oh yeah....and colder.
02/19/2004 01:11:06 PM · #14
Originally posted by mariomel:

Originally posted by Spazmo99:

My 58mm R72 was more like $30.


$60 Can$. Everything is more expensive up here. oh yeah....and colder.


It was about 5F when I was out tromping through the woods. That's not accounting for the windchill. It was plenty cold.
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