| 发明名称 |
Focusing screen master and manufacturing method thereof |
| 摘要 |
Disclosed herein is a focusing screen master having a microlens array formed all over a flat substrate surface, the microlens array being constructed by arranging a plurality of types of microlenses that are different from each other in height, radius of curvature and surface configuration.
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| 申请公布号 |
US2005105188(A1) |
申请公布日期 |
2005.05.19 |
| 申请号 |
US20040988605 |
申请日期 |
2004.11.16 |
| 申请人 |
OLYMPUS CORPORATION |
发明人 |
HAYASHI HIDETAKA;FUJIMORI SATOSHI |
| 分类号 |
G02B3/00;G02B27/40;G03B13/24;G03F7/20;(IPC1-7):G02B27/10 |
主分类号 |
G02B3/00 |
| 代理机构 |
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