Photography – Flash system responsive to focal length or distance
Patent
1998-08-12
2000-08-08
Perkey, W. B.
Photography
Flash system responsive to focal length or distance
396 65, 396168, 396187, 348 64, 348366, 348371, G03B 1503
Patent
active
061013331
ABSTRACT:
A method and apparatus are disclosed whereby generally matched exposures for at least first and second photoresponsive materials generally concurrently can be obtained, wherein the first photoresponsive material is more photoresponsive than the second.
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Bullitt Julian G.
Plummer William T.
Tassell Jon Van
Whiteside George D.
Payne Leslie
Perkey W. B.
Polaroid Corporation
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