KR940006371U - 광 픽업장치의 엑츄에이터 - Google Patents
광 픽업장치의 엑츄에이터Info
- Publication number
- KR940006371U KR940006371U KR2019920014470U KR920014470U KR940006371U KR 940006371 U KR940006371 U KR 940006371U KR 2019920014470 U KR2019920014470 U KR 2019920014470U KR 920014470 U KR920014470 U KR 920014470U KR 940006371 U KR940006371 U KR 940006371U
- Authority
- KR
- South Korea
- Prior art keywords
- actuator
- pickup device
- optical pickup
- optical
- pickup
- Prior art date
Links
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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0933—Details of stationary parts
-
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR92014470U KR970006637Y1 (ko) | 1992-08-01 | 1992-08-01 | 광 픽업장치의 엑츄에이터 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR92014470U KR970006637Y1 (ko) | 1992-08-01 | 1992-08-01 | 광 픽업장치의 엑츄에이터 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR940006371U true KR940006371U (ko) | 1994-03-22 |
| KR970006637Y1 KR970006637Y1 (ko) | 1997-06-27 |
Family
ID=19337863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR92014470U KR970006637Y1 (ko) | 1992-08-01 | 1992-08-01 | 광 픽업장치의 엑츄에이터 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR970006637Y1 (ko) |
-
1992
- 1992-08-01 KR KR92014470U patent/KR970006637Y1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR970006637Y1 (ko) | 1997-06-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E701 | Decision to grant or registration of patent right | ||
| REGI | Registration of establishment | ||
| FPAY | Annual fee payment |
Payment date: 20060525 Year of fee payment: 10 |
|
| EXPY | Expiration of term |