JPS61140427U - - Google Patents
Info
- Publication number
- JPS61140427U JPS61140427U JP2139485U JP2139485U JPS61140427U JP S61140427 U JPS61140427 U JP S61140427U JP 2139485 U JP2139485 U JP 2139485U JP 2139485 U JP2139485 U JP 2139485U JP S61140427 U JPS61140427 U JP S61140427U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- operational amplifier
- focus
- disk
- 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 5
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2139485U JPH0510247Y2 (US07922777-20110412-C00004.png) | 1985-02-18 | 1985-02-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2139485U JPH0510247Y2 (US07922777-20110412-C00004.png) | 1985-02-18 | 1985-02-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61140427U true JPS61140427U (US07922777-20110412-C00004.png) | 1986-08-30 |
JPH0510247Y2 JPH0510247Y2 (US07922777-20110412-C00004.png) | 1993-03-12 |
Family
ID=30512747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2139485U Expired - Lifetime JPH0510247Y2 (US07922777-20110412-C00004.png) | 1985-02-18 | 1985-02-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0510247Y2 (US07922777-20110412-C00004.png) |
-
1985
- 1985-02-18 JP JP2139485U patent/JPH0510247Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0510247Y2 (US07922777-20110412-C00004.png) | 1993-03-12 |
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