Zebra exposure indicator
The zebra pattern is a visual indicator in the viewfinder when areas of the picture have reached a certain signal level. If the zebra exposure indicator is switched on, those elements of the image that reach this preset level are replaced by diagonal stripes in the picture. The cameraman can respond by closing the iris to adjust the exposure until part or all of the zebra diagonals have been removed.
Stripes or patterning appear in the viewfinder on those parts of the image when the signal is above or between preset levels. With some models of digi-beta two zebras are available. Zebra 1 is commonly set to 67–68%, and Zebra ...
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