| 发明名称 |
Continuous automatic focus system |
| 摘要 |
An automatic continuous focus system of the spatial image correlation type determines whether focus correction is needed and in what direction and moves a lens in accordance with these determinations.
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| 申请公布号 |
US4078172(A) |
申请公布日期 |
1978.03.07 |
| 申请号 |
US19760743189 |
申请日期 |
1976.11.19 |
| 申请人 |
HONEYWELL INC. |
发明人 |
WILWERDING, DENNIS J. |
| 分类号 |
G03B13/36;G02B7/30;(IPC1-7):G01J1/20 |
主分类号 |
G03B13/36 |
| 代理机构 |
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