发明名称 |
Automatic exposure control means for a camera |
摘要 |
Automatic exposure time control circuit for a camera having coarse exposure adjusting means that can be moved from a fully opened to a preset aperture setting upon operation of the camera release and fine exposure adjusting means that measures the light passing through the preset aperture of the lens and determines the actual exposure time in response to the light measured.
|
申请公布号 |
US3871005(A) |
申请公布日期 |
1975.03.11 |
申请号 |
US19720306393 |
申请日期 |
1972.11.14 |
申请人 |
KONISHIROKU PHOTO INDUSTRY CO., LTD. |
发明人 |
UCHIDA, YASUO;KUROYANAGI, YOSHITAKA |
分类号 |
G03B7/08;G03B7/083;(IPC1-7):G03B7/08 |
主分类号 |
G03B7/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|