ujjwaldey8165
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- Ujjwal
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Yesterday, I was reading a book by Hicks and Schultz; and found the following info
Quote
If you are going to measure [exposure of] a limited area you need to apply colour correction factor. The only manufacturer to provide this data is Pentax, who recommend the following
Red: Give +2/3 stop
Orange : Give + 1 to 1.3 stop
Yellow : Give +1.7 stop
Green : None
Blue : Give -0.7 stop
Indigo &Purple : Give - 1 to 1.3 stop
Quote
If you are going to measure [exposure of] a limited area you need to apply colour correction factor. The only manufacturer to provide this data is Pentax, who recommend the following
Red: Give +2/3 stop
Orange : Give + 1 to 1.3 stop
Yellow : Give +1.7 stop
Green : None
Blue : Give -0.7 stop
Indigo &Purple : Give - 1 to 1.3 stop