发明名称 |
Automatic exposure controller for a camera |
摘要 |
An automatic exposure controller for camera permits a free selection between a spotwise photometry, an auto-mode and a manual photographing mode. When switching from the spotwise photometry mode to another photographing mode, photometric information which is stored during the spotwise photometry mode is cleared.
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申请公布号 |
US4453811(A) |
申请公布日期 |
1984.06.12 |
申请号 |
US19820366581 |
申请日期 |
1982.04.08 |
申请人 |
OLYMPUS OPTICAL COMPANY LTD. |
发明人 |
YAMASAKI, MASAFUMI |
分类号 |
G03B7/00;G03B7/08;G03B7/089;G03B7/091;G03B7/28;(IPC1-7):G03B7/08 |
主分类号 |
G03B7/00 |
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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