Photographic exposure control

Details Photographic exposure control Photographic exposure control

G - Physics

03

B

95/53.7

G03B 7/08 (2006.01) G03B 7/091 (2006.01)

Patent

CA 1165162

6442 PHOTOGRAPHIC EXPOSURE CONTROL WITH SCENE LIGHT INTEGRATION LEVEL DETERMINED AS FUNCTION OF PRE-EXPOSURE AMBIENT SCENE LIGHT DETECT ABSTRACT A photographic exposure control system provides for the termination of an exposure interval as a predetermined function of the scene light detected during the exposure interval wherein at least one parameter of the predetermined function is varied as another function of the ambient scene light detected prior to the exposure interval. The predetermined function may comprise the integration of the detected scene light to a selected level wherein the selected level of integration is the one parameter varied as a function of the ambient scene light detected prior to the exposure interval.

390106

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