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IR/UV Photography Seeing the world in a different light.


 
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Old 24th February 2007   #1
lazymanW0rking
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Default newbie in ir photgraphy..




1st time tryin IR.. is my techni correct ??comments??

Last edited by lazymanW0rking; 24th February 2007 at 05:00 PM.
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Old 24th February 2007   #2
gangeslim
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Default Re: newbie in ir photgraphy..

hmm green trees.
i have never been able to acheive that haha
care to share ur set-up?
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Old 24th February 2007   #3
lazymanW0rking
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Default Re: newbie in ir photgraphy..

Originally Posted by gangeslim View Post
hmm green trees.
i have never been able to acheive that haha
care to share ur set-up?
Select Channel Mixer, select Red Channel in Channel Mixer, slide your Red percentage to 0% and Blue to 100%. Now select Blue Channel in Channel Mixer, slide your Blue percentage to 0% and Red to 100%.
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Old 24th February 2007   #4
gangeslim
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Default Re: newbie in ir photgraphy..

Originally Posted by lazymanW0rking View Post
Select Channel Mixer, select Red Channel in Channel Mixer, slide your Red percentage to 0% and Blue to 100%. Now select Blue Channel in Channel Mixer, slide your Blue percentage to 0% and Red to 100%.
i meant ur camera, filter, CWB and stuff =)
but i think teerex answered.
u need to do a custom white balance
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Old 24th February 2007   #5
night86mare
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Default Re: newbie in ir photgraphy..

Not that there are any rules in photography, but I don't know, I'm relatively new too, and the rough idea I've gotten is that 2 things are pretty photogenic in IR, and only if there is a stark contrast. Preferably with the sky in it. Er, buildings and trees. That's the usual I've fooled around with so far. If got both usually not bad. =D

Like teerex has said, and I agree, I don't think those photos looked good in IR.. How do you put it.. Ok this is a personal opinion I don't think they maximize good use of whatever you see in the IR world, ie. whatever you've taken is not really IR photogenic. Hee hee.
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Old 25th February 2007   #6
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Default Re: newbie in ir photgraphy..

it looks like you take a normal photo without an IR filter and just swap the colors. That is not IR but just color processing

you'll need to at least capture the IR spectrum of the light. Most of the time is by using a IR filter such as Hoya R72
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Old 25th February 2007   #7
night86mare
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Default Re: newbie in ir photgraphy..

Originally Posted by quekky View Post
it looks like you take a normal photo without an IR filter and just swap the colors. That is not IR but just color processing

you'll need to at least capture the IR spectrum of the light. Most of the time is by using a IR filter such as Hoya R72
Now that you mention it..

Seems quite true, I went to test some of my normal photos and same funny effect come out.
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Old 25th February 2007   #8
Jet Lim
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Default Re: newbie in ir photgraphy..

I am also new in IR and it takes a while before I realised that Customised WB is important. In fact I do twice Customised WB. Here goes:

1) Without the R72 filter, you take one shot of the surronding can be any object , trees or grass. Make sure they are in focus. You can use AV mode and AF.

2) Set your customised WB to the photo you've just taken

3) Compose your picture again without R72 filter.

4) When you are ready, which is the pic are composed and in focused, set to M mode and now fixed your R72 filter

5) Take one picture in M mode at the right exposure. You will noticed that the picture is RED in colour

6) Now. Reset your WB to take the "RED" picture you have just taken to become your customised WB.

7) After setting your customised WB. Take the same picture again and you are done...

8) Then follow your Channel mixer procedure etc....

9) Finally adjust the Hue/Saturation to give the best effect.
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Last edited by Jet Lim; 25th February 2007 at 03:10 PM.
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Old 1st March 2007   #9
monkster
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Default Re: newbie in ir photgraphy..

Originally Posted by Jet Lim View Post
I am also new in IR and it takes a while before I realised that Customised WB is important. In fact I do twice Customised WB. Here goes:

1) Without the R72 filter, you take one shot of the surronding can be any object , trees or grass. Make sure they are in focus. You can use AV mode and AF.

2) Set your customised WB to the photo you've just taken

3) Compose your picture again without R72 filter.

4) When you are ready, which is the pic are composed and in focused, set to M mode and now fixed your R72 filter

5) Take one picture in M mode at the right exposure. You will noticed that the picture is RED in colour

6) Now. Reset your WB to take the "RED" picture you have just taken to become your customised WB.

7) After setting your customised WB. Take the same picture again and you are done...

8) Then follow your Channel mixer procedure etc....

9) Finally adjust the Hue/Saturation to give the best effect.
if shooting in RAW then actually I can leave the CWB alone right, and just go ahead and use the R72 and shoot?
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