发明名称 |
Shutter speed display for viewfinder of fixed point exposure meter camera |
摘要 |
A shutter speed setting dial is rotationally coupled to a spring biased shutter speed display dial by a string and drum arrangement. The peripheral edge of the display dial, bearing shutter speed markings, extends into one side of a viewfinder frame adjacent a column of LEDs associated with a fixed point exposure meter display. Tabs projecting from a viewfinder frame border mask opposite the center LED bracket the set shutter speed marking, thereby enabling the user to quickly observe both the shutter speed and energized LED with a single glance.
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申请公布号 |
US4118725(A) |
申请公布日期 |
1978.10.03 |
申请号 |
US19770763748 |
申请日期 |
1977.01.28 |
申请人 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
发明人 |
KUREI, HIROSHI;SHONO, TETSUJI |
分类号 |
G03B7/04;G03B17/18;G03B17/20;(IPC1-7):G03B17/20 |
主分类号 |
G03B7/04 |
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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