JPS6387636U - - Google Patents
Info
- Publication number
- JPS6387636U JPS6387636U JP18272786U JP18272786U JPS6387636U JP S6387636 U JPS6387636 U JP S6387636U JP 18272786 U JP18272786 U JP 18272786U JP 18272786 U JP18272786 U JP 18272786U JP S6387636 U JPS6387636 U JP S6387636U
- Authority
- JP
- Japan
- Prior art keywords
- diffraction grating
- section
- optical pickup
- holder
- pit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 3
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986182727U JPH0731372Y2 (ja) | 1986-11-27 | 1986-11-27 | 光ピツクアツプの回折格子装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986182727U JPH0731372Y2 (ja) | 1986-11-27 | 1986-11-27 | 光ピツクアツプの回折格子装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6387636U true JPS6387636U (de) | 1988-06-08 |
JPH0731372Y2 JPH0731372Y2 (ja) | 1995-07-19 |
Family
ID=31128796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986182727U Expired - Lifetime JPH0731372Y2 (ja) | 1986-11-27 | 1986-11-27 | 光ピツクアツプの回折格子装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0731372Y2 (de) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58196632A (ja) * | 1982-05-10 | 1983-11-16 | Matsushita Electric Ind Co Ltd | 光学式情報再生装置 |
JPS6152328U (de) * | 1984-09-11 | 1986-04-08 |
-
1986
- 1986-11-27 JP JP1986182727U patent/JPH0731372Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58196632A (ja) * | 1982-05-10 | 1983-11-16 | Matsushita Electric Ind Co Ltd | 光学式情報再生装置 |
JPS6152328U (de) * | 1984-09-11 | 1986-04-08 |
Also Published As
Publication number | Publication date |
---|---|
JPH0731372Y2 (ja) | 1995-07-19 |