CA2036412A1 - Tete optique - Google Patents
Tete optiqueInfo
- Publication number
- CA2036412A1 CA2036412A1 CA002036412A CA2036412A CA2036412A1 CA 2036412 A1 CA2036412 A1 CA 2036412A1 CA 002036412 A CA002036412 A CA 002036412A CA 2036412 A CA2036412 A CA 2036412A CA 2036412 A1 CA2036412 A1 CA 2036412A1
- Authority
- CA
- Canada
- Prior art keywords
- light
- optical disk
- reflecting
- optical head
- optical
- 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.)
- Abandoned
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 75
- 230000004907 flux Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 241000543381 Cliftonia monophylla Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 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
- G11B7/1359—Single prisms
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2-15110 | 1990-01-26 | ||
JP1990015110U JPH03106529U (fr) | 1990-02-16 | 1990-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2036412A1 true CA2036412A1 (fr) | 1991-08-17 |
Family
ID=11879693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002036412A Abandoned CA2036412A1 (fr) | 1990-02-16 | 1991-02-15 | Tete optique |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPH03106529U (fr) |
CA (1) | CA2036412A1 (fr) |
DE (1) | DE4104779A1 (fr) |
FR (1) | FR2659479A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5311496A (en) * | 1992-11-13 | 1994-05-10 | Hyundai Electronics America | Achromatic expansion prism for magneto-optical drive |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6015828A (ja) * | 1983-07-08 | 1985-01-26 | Canon Inc | 光記録装置のピツクアツプ |
JPS60124035A (ja) * | 1983-12-07 | 1985-07-02 | Canon Inc | 光ヘッド装置 |
JPS6448248A (en) * | 1987-08-17 | 1989-02-22 | Ricoh Kk | Optical pick-up device |
-
1990
- 1990-02-16 JP JP1990015110U patent/JPH03106529U/ja active Pending
-
1991
- 1991-02-13 DE DE4104779A patent/DE4104779A1/de not_active Ceased
- 1991-02-14 FR FR9101784A patent/FR2659479A1/fr active Pending
- 1991-02-15 CA CA002036412A patent/CA2036412A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JPH03106529U (fr) | 1991-11-05 |
DE4104779A1 (de) | 1991-08-29 |
FR2659479A1 (fr) | 1991-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Dead |