| 发明名称 |
TUNING METHOD FOR PLURAL LAYER LIQUID CRYSTAL FILTERS |
| 摘要 |
A method for tuning optical devices constructed with one or more liquid crystal films possessing optically negative characteristics which comprises rotating the liquid crystal films with respect to the beam of incident light.
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| 申请公布号 |
US3697152(A) |
申请公布日期 |
1972.10.10 |
| 申请号 |
USD3697152 |
申请日期 |
1971.01.06 |
| 申请人 |
XEROX CORP. |
发明人 |
JAMES E. ADAMS;LEWIS B. LEDER |
| 分类号 |
G02B5/30;(IPC1-7):G02F1/24 |
主分类号 |
G02B5/30 |
| 代理机构 |
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代理人 |
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| 地址 |
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