Color Imagery

 

The sine qua non for color photography is a panchromatic film—that is, one sensitive to the entire visible spectrum. Chances are that it will not be equally sensitive to all wavelengths, and that can be corrected by filtration of the more effective wavelengths (at the cost of a longer exposure). But if the film doesn't see red in the first place, then there . . .

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- The Grantville Gazette Staff