| 发明名称 |
JIG FOR MEASURING LASER POWER OF OPTICAL DISK DEVICE |
| 摘要 |
PURPOSE:To enable measurement to be made with an improved working efficiency and accurately by the use of a measuring jig for laser power of an optical disk device. CONSTITUTION:The body of a jig 11 has virtually the same shape as that of a cartridge where an optical disk is housed. A prism 25 is provided within the body of the jig 11. The prism 25 extends an optical path length of a laser and forms a spot 51 in a long diameter on a photoelectric conversion element 20. |
| 申请公布号 |
JPH04221439(A) |
申请公布日期 |
1992.08.11 |
| 申请号 |
JP19900405625 |
申请日期 |
1990.12.25 |
| 申请人 |
MITSUBISHI ELECTRIC CORP;TEAC CORP |
发明人 |
NAKANE KAZUHIKO;SHIMAMOTO MASAMI;KIYOSE YASUHIRO;NAKATSU KEIJI;WATANABE SEIO;SATO KENICHI;SHIMOZAWA KENJI;KONUMA HIROSHI;HOTSUTA SUKEMI;YOSHIMURA SHINJI |
| 分类号 |
G01J1/02;G11B7/125;G11B7/22 |
主分类号 |
G01J1/02 |
| 代理机构 |
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