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by SteveBaker
Sun Feb 28, 2016 4:35 pm
Forum: Camera board
Topic: Recommended IR filters for Pi-NoIR
Replies: 21
Views: 24845

Re: Recommended IR filters for Pi-NoIR

There is a small blue plastic square that comes with the NoIR camera that is claimed by some people to be an IR cut filter that makes the NoIR camera function like the standard Pi Cam. The trouble is that other people claim that it does something entirely different! I mentioned this on some forum or...
by SteveBaker
Thu Feb 25, 2016 8:55 pm
Forum: Camera board
Topic: Red light in dim scenes.
Replies: 4
Views: 833

Re: Red light in dim scenes.

This might be helpful... https://www.raspberrypi.org/forums/viewtopic.php?f=43&t=132944&p=887031&hilit=Pi+camera+blue#p887031 Thanks! So I can alter the gain independently on red, green and blue - I presume I can do that programmatically in C++ easy enough. I currently have auto-gain turned on - wh...
by SteveBaker
Thu Feb 25, 2016 6:57 pm
Forum: Camera board
Topic: Red light in dim scenes.
Replies: 4
Views: 833

Red light in dim scenes.

For various complicated reasons, I'm using the camera to view the output of an LED projection TV system in a dimly lit room. The image isn't very bright. :-( I can see green and blue light in the camera images - but almost no red. Parts of the projection image that should be red look black - and are...

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