Actually the eye is most sensitive to GREEN which is why all the night vision stuff is always green light. The best formula (according to the GIMP guys is the proportional luminescence one - see Re: convert image to greyscale (color to black and white)

cheers

tachyon

In reply to Re: Re: convert image to greyscale (color to black and white) by tachyon
in thread convert image to greyscale (color to black and white) by PodMaster

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