发明名称
摘要 <p>This invention relates to a digital exposure meter in which brightness information is digitized and exposure factors such as film sensitivity are converted to digital values to perform digital computation. Accordingly, an exposure value, average exposure value, aperture value or shutter time is derived while a computer having various operation functions being controlled in sequence by sequence control means.</p>
申请公布号 DE2546678(C2) 申请公布日期 1986.07.17
申请号 DE19752546678 申请日期 1975.10.17
申请人 CANON K.K., TOKIO/TOKYO, JP 发明人 SAKURADA, NOBUAKI, YOKOHAMA, KANAGAWA, JP;SHINODA, NOBUHIKO;MASHIMO, YUKIO, TOKIO/TOKYO, JP;ITO, TADASHI;ITO, FUMIO, YOKOHAMA, KANAGAWA, JP
分类号 G01J1/44;G03B7/091;(IPC1-7):G03B7/08 主分类号 G01J1/44
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