Canon PowerShot S3 IS

all
All response curves from which the average was
derived. Only the green channels are plotted.
avrg
Averaged response function for
the Red, Green and Blue channel.

The response curve is the higher order polynomial of the form:

y = a x6 + b x5 + c x4 + d x3 + e x2 + f x + g, with

Channel abcdefg
Red 0 0.124271 0.571183 -0.422492 0.557439 0.136812 0.032786
Green 0 0.126678 0.516021 -0.373812 0.559154 0.146199 0.025758
Blue 0 0.195229 1.099175 -1.487688 1.127865 0.040131 0.025287

Return to WebHDR Camera Compatibility