发明名称 |
Camera with electromagnetically operated shutter |
摘要 |
A camera having an electromagnetically operated shutter in which a plurality of shutter blades arranged to perform a combined function as a diaphragm are driven to gradually open the shutter from a fully closed state in effecting an exposure. Prior to effecting an exposure, the shutter blades change from a deeply overlapped state to a shallowly overlapped state.
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申请公布号 |
US4410249(A) |
申请公布日期 |
1983.10.18 |
申请号 |
US19820374108 |
申请日期 |
1982.05.03 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
HIROHATA, MICHIO;IKARI, HIDEO |
分类号 |
G03B9/14;G03B9/24;(IPC1-7):G03B7/08;G03B9/00 |
主分类号 |
G03B9/14 |
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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