发明名称 |
Photographing apparatus |
摘要 |
A photographing apparatus includes a central processing unit to which input information is supplied inclusive of film speed, correction factors to correct for the failure of the reciprocity law and other photographing conditions which are based on such input information, controls a selective connection of integrating capacitors in an integrating circuit and calculates an expected exposure period and the remainder of the exposure period in which the failure of the reciprocity law is corrected for.
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申请公布号 |
US4359273(A) |
申请公布日期 |
1982.11.16 |
申请号 |
US19800192253 |
申请日期 |
1980.09.30 |
申请人 |
OLYMPUS OPTICAL COMPANY LTD. |
发明人 |
AIHARA, MAMORU;TAKAHASHI, YUTAKA;NAKAJIMA, YOSHIO;MATSUURA, TSUYOSHI |
分类号 |
G03B7/083;G02B21/36;G03B7/093;(IPC1-7):G03B7/08 |
主分类号 |
G03B7/083 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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