| 发明名称 |
Forming focusing diffraction gratings for integrated optics |
| 摘要 |
{PG,1 An apparatus is disclosed for making unchirped holographic diffraction gratings that are formed from curved lines in a thin film. The gratings so made focus as well as reflect light that is confined to the film incorporating the grating.
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| 申请公布号 |
US4140362(A) |
申请公布日期 |
1979.02.20 |
| 申请号 |
US19770815721 |
申请日期 |
1977.07.14 |
| 申请人 |
BELL TELEPHONE LABORATORIES, INCORPORATED |
发明人 |
TIEN, PING K. |
| 分类号 |
G02B5/18;G02B5/32;G02B6/122;G02B6/13;G03H1/04;H01S3/063;(IPC1-7):G03H1/04 |
主分类号 |
G02B5/18 |
| 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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