| 发明名称 |
Optical position measurement unit has mirror lens collimator is compact |
| 摘要 |
The optical position measurement unit using infrared light source (11) and detector (14) with object (20) illuminated by a collimated beam has a mirror lens (12) in F2 glass with input (12.1) and output (12.3) aspheric curved surfaces whose optical axes intersect on the plane mirror surface (12.1)
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| 申请公布号 |
DE10029048(A1) |
申请公布日期 |
2001.03.22 |
| 申请号 |
DE20001029048 |
申请日期 |
2000.06.13 |
| 申请人 |
DR. JOHANNES HEIDENHAIN GMBH |
发明人 |
TOVAR, HEINZ;HOLZAPFEL, WOLFGANG DR. |
| 分类号 |
G01D5/347;(IPC1-7):G01B11/00;G01B11/26 |
主分类号 |
G01D5/347 |
| 代理机构 |
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代理人 |
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