KR0168135B1 - 광디스크용 픽업 광학계 - Google Patents
광디스크용 픽업 광학계 Download PDFInfo
- Publication number
- KR0168135B1 KR0168135B1 KR1019940010156A KR19940010156A KR0168135B1 KR 0168135 B1 KR0168135 B1 KR 0168135B1 KR 1019940010156 A KR1019940010156 A KR 1019940010156A KR 19940010156 A KR19940010156 A KR 19940010156A KR 0168135 B1 KR0168135 B1 KR 0168135B1
- Authority
- KR
- South Korea
- Prior art keywords
- optical
- light
- parts
- optical system
- horizontal
- 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
- G11B7/12—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
- G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
-
- 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
- G11B7/1376—Collimator lenses
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
Abstract
Description
Claims (1)
- 콜리메이터렌즈, 정형프리즘 등을 포함하여 이루어진 픽업 광학계에 있어서, 상기 정형프리즘은 레이저다이오드 및 콜리메이터렌즈를 통과하는 빔과 검출렌즈, 편광분리기 및 광검출기를 통과하는 빔을 수평으로 유지시키고 빔을 정형화시키는 것을 특징으로 하는 광디스크 픽업 광학계.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940010156A KR0168135B1 (ko) | 1994-05-09 | 1994-05-09 | 광디스크용 픽업 광학계 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940010156A KR0168135B1 (ko) | 1994-05-09 | 1994-05-09 | 광디스크용 픽업 광학계 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950034133A KR950034133A (ko) | 1995-12-26 |
KR0168135B1 true KR0168135B1 (ko) | 1999-03-20 |
Family
ID=19382765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940010156A KR0168135B1 (ko) | 1994-05-09 | 1994-05-09 | 광디스크용 픽업 광학계 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0168135B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100464426B1 (ko) * | 2002-08-08 | 2005-01-03 | 삼성전자주식회사 | 이형 렌즈 및 이를 채용한 광픽업 |
-
1994
- 1994-05-09 KR KR1019940010156A patent/KR0168135B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100464426B1 (ko) * | 2002-08-08 | 2005-01-03 | 삼성전자주식회사 | 이형 렌즈 및 이를 채용한 광픽업 |
Also Published As
Publication number | Publication date |
---|---|
KR950034133A (ko) | 1995-12-26 |
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