JPS5053055A - - Google Patents
Info
- Publication number
- JPS5053055A JPS5053055A JP49039527A JP3952774A JPS5053055A JP S5053055 A JPS5053055 A JP S5053055A JP 49039527 A JP49039527 A JP 49039527A JP 3952774 A JP3952774 A JP 3952774A JP S5053055 A JPS5053055 A JP S5053055A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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- 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
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- 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
Landscapes
- Optical Recording Or Reproduction (AREA)
- Mechanical Optical Scanning Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7312667A FR2224828A1 (ja) | 1973-04-09 | 1973-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5053055A true JPS5053055A (ja) | 1975-05-10 |
Family
ID=9117614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP49039527A Pending JPS5053055A (ja) | 1973-04-09 | 1974-04-09 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5053055A (ja) |
DE (1) | DE2417000A1 (ja) |
FR (1) | FR2224828A1 (ja) |
IT (1) | IT1007389B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50136007A (ja) * | 1974-04-15 | 1975-10-28 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4302830A (en) * | 1978-05-10 | 1981-11-24 | Olympus Optical Company Ltd. | Optical information reading-out apparatus |
FR2509077A1 (fr) * | 1981-07-03 | 1983-01-07 | Thomson Csf | Dispositif resonnant a lame vibrante excitee par un transducteur piezoelectrique et son application au suivi radial d'une piste d'un support d'information optique |
US4561023A (en) * | 1983-08-16 | 1985-12-24 | Xerox Corporation | Dampening system for micro-deflector scanning beam modulator |
US4685767A (en) * | 1984-02-27 | 1987-08-11 | Matsushita Electric Industrial Co., Ltd. | Fine adjustment apparatus for optical system lens |
DE3542154A1 (de) * | 1984-12-01 | 1986-07-10 | Ngk Spark Plug Co | Lichtumlenkvorrichtung |
DE3500671A1 (de) * | 1985-01-11 | 1986-07-17 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Lesevorrichtung zum optischen abtasten von auf einem beweglichen plattenfoermigen traeger aufgezeichneten informationen |
DE4122482B4 (de) * | 1991-07-06 | 2004-10-07 | Robert Bosch Gmbh | Verfahren und Anordnung zum Schwenken eines Laserstrahls |
DE10347898A1 (de) * | 2003-10-15 | 2005-05-19 | Carl Zeiss | System zur Strahlführung eines von einer Lichtquelle ausgehenden Lichtstrahls |
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1973
- 1973-04-09 FR FR7312667A patent/FR2224828A1/fr not_active Withdrawn
-
1974
- 1974-04-08 DE DE19742417000 patent/DE2417000A1/de active Pending
- 1974-04-08 IT IT2051274A patent/IT1007389B/it active
- 1974-04-09 JP JP49039527A patent/JPS5053055A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50136007A (ja) * | 1974-04-15 | 1975-10-28 |
Also Published As
Publication number | Publication date |
---|---|
FR2224828A1 (ja) | 1974-10-31 |
DE2417000A1 (de) | 1974-10-17 |
IT1007389B (it) | 1976-10-30 |