发明名称 |
APPARATUS FOR SHIFTING REFERENCE DISTANCE OF LASER DISPLACEMENT SENSOR WITH PLATE-TYPE TRANSPARENT MEMBER HAVING REFRACTIVE INDEX LARGER THAN THAT OF AIR IS INSERTED INTO LASER DISPLACEMENT SENSOR AND OBJECT |
摘要 |
PURPOSE: An apparatus is provided to shift a reference distance of a laser displacement sensor and to expand a measurement range of the laser displacement sensor by inserting a transparent member into a laser beam path. CONSTITUTION: A laser displacement sensor(100) includes a laser beam source(11) and a laser beam receiving section(12). The laser beam source(11) generates laser beam. The laser beam receiving section(12) receives laser beam reflected from an object(13) to be measured. A plate-type transparent member(200) having a refractive index larger than that of air is inserted into the laser displacement sensor(100) and the object(13). The transparent member(200) is supported by a holder.
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申请公布号 |
KR20040083998(A) |
申请公布日期 |
2004.10.06 |
申请号 |
KR20030018749 |
申请日期 |
2003.03.26 |
申请人 |
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
发明人 |
KWAK, CHANG SU;LIM, EUL GYUN |
分类号 |
G01B11/06;(IPC1-7):G01B11/16 |
主分类号 |
G01B11/06 |
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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