JPH01154523U - - Google Patents
Info
- Publication number
- JPH01154523U JPH01154523U JP1988051437U JP5143788U JPH01154523U JP H01154523 U JPH01154523 U JP H01154523U JP 1988051437 U JP1988051437 U JP 1988051437U JP 5143788 U JP5143788 U JP 5143788U JP H01154523 U JPH01154523 U JP H01154523U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- support device
- lens support
- insertion hole
- support member
- 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
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 239000013013 elastic material Substances 0.000 claims 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B7/1374—Objective lenses
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988051437U JPH0626973Y2 (ja) | 1988-04-15 | 1988-04-15 | 対物レンズ支持装置 |
| KR2019890004620U KR940006541Y1 (ko) | 1988-04-15 | 1989-04-14 | 대물 렌즈 지지 장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988051437U JPH0626973Y2 (ja) | 1988-04-15 | 1988-04-15 | 対物レンズ支持装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01154523U true JPH01154523U (de) | 1989-10-24 |
| JPH0626973Y2 JPH0626973Y2 (ja) | 1994-07-20 |
Family
ID=12886908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988051437U Expired - Lifetime JPH0626973Y2 (ja) | 1988-04-15 | 1988-04-15 | 対物レンズ支持装置 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0626973Y2 (de) |
| KR (1) | KR940006541Y1 (de) |
-
1988
- 1988-04-15 JP JP1988051437U patent/JPH0626973Y2/ja not_active Expired - Lifetime
-
1989
- 1989-04-14 KR KR2019890004620U patent/KR940006541Y1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR940006541Y1 (ko) | 1994-09-26 |
| JPH0626973Y2 (ja) | 1994-07-20 |
| KR890021503U (ko) | 1989-11-02 |
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