Light metering and processing system particularly for a video ca

Facsimile and static presentation processing – Facsimile – Recording apparatus

Patent

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Details

358174, G03B 700

Patent

active

046383670

ABSTRACT:
A light metering system for obtaining a light value by scanning the brightness distribution of the object space within a predetermined field of view. Of the thus-produced brightness signals, those which correspond to a particular target area in the view-field are given respective predetermined weights. The light value is derived on the basis of these weighted signals and the remaining signals.

REFERENCES:
patent: 4318132 (1982-03-01), Machida
patent: 4339185 (1982-07-01), Nakauchi et al.

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