JPS62175419U - - Google Patents
Info
- Publication number
- JPS62175419U JPS62175419U JP6151486U JP6151486U JPS62175419U JP S62175419 U JPS62175419 U JP S62175419U JP 6151486 U JP6151486 U JP 6151486U JP 6151486 U JP6151486 U JP 6151486U JP S62175419 U JPS62175419 U JP S62175419U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- optical system
- optical pickup
- tracking
- pickup
- 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 13
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986061514U JPH0722744Y2 (ja) | 1986-04-22 | 1986-04-22 | 光ピツクアツプ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986061514U JPH0722744Y2 (ja) | 1986-04-22 | 1986-04-22 | 光ピツクアツプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62175419U true JPS62175419U (US20110009641A1-20110113-C00256.png) | 1987-11-07 |
JPH0722744Y2 JPH0722744Y2 (ja) | 1995-05-24 |
Family
ID=30894922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986061514U Expired - Lifetime JPH0722744Y2 (ja) | 1986-04-22 | 1986-04-22 | 光ピツクアツプ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0722744Y2 (US20110009641A1-20110113-C00256.png) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5774839A (en) * | 1980-10-25 | 1982-05-11 | Nippon Telegr & Teleph Corp <Ntt> | Optical head |
JPS5794940A (en) * | 1980-12-05 | 1982-06-12 | Fujitsu Ltd | Optical disk device |
JPS58218053A (ja) * | 1982-06-14 | 1983-12-19 | Nec Corp | トラツクアクセス装置 |
JPS60183918U (ja) * | 1984-05-16 | 1985-12-06 | 日本コロムビア株式会社 | デイスクプレ−ヤ |
JPS61162830U (US20110009641A1-20110113-C00256.png) * | 1985-03-28 | 1986-10-08 |
-
1986
- 1986-04-22 JP JP1986061514U patent/JPH0722744Y2/ja not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5774839A (en) * | 1980-10-25 | 1982-05-11 | Nippon Telegr & Teleph Corp <Ntt> | Optical head |
JPS5794940A (en) * | 1980-12-05 | 1982-06-12 | Fujitsu Ltd | Optical disk device |
JPS58218053A (ja) * | 1982-06-14 | 1983-12-19 | Nec Corp | トラツクアクセス装置 |
JPS60183918U (ja) * | 1984-05-16 | 1985-12-06 | 日本コロムビア株式会社 | デイスクプレ−ヤ |
JPS61162830U (US20110009641A1-20110113-C00256.png) * | 1985-03-28 | 1986-10-08 |
Also Published As
Publication number | Publication date |
---|---|
JPH0722744Y2 (ja) | 1995-05-24 |