JPS5029048A - - Google Patents

Info

Publication number
JPS5029048A
JPS5029048A JP48081548A JP8154873A JPS5029048A JP S5029048 A JPS5029048 A JP S5029048A JP 48081548 A JP48081548 A JP 48081548A JP 8154873 A JP8154873 A JP 8154873A JP S5029048 A JPS5029048 A JP S5029048A
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.)
Granted
Application number
JP48081548A
Other languages
Japanese (ja)
Other versions
JPS562682B2 (cs
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8154873A priority Critical patent/JPS562682B2/ja
Priority to DE2434414A priority patent/DE2434414A1/de
Priority to FR7425114A priority patent/FR2238209A1/fr
Publication of JPS5029048A publication Critical patent/JPS5029048A/ja
Publication of JPS562682B2 publication Critical patent/JPS562682B2/ja
Expired legal-status Critical Current

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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
    • G11B7/08564—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements using galvanomirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • 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
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/113—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors
    • H04N1/1135—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors for the main-scan only
    • 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
    • G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Holo Graphy (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Laser Beam Printer (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP8154873A 1973-07-18 1973-07-18 Expired JPS562682B2 (cs)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8154873A JPS562682B2 (cs) 1973-07-18 1973-07-18
DE2434414A DE2434414A1 (de) 1973-07-18 1974-07-17 Strahlabtastvorrichtung zum aufzeichnen einer information auf einem aufzeichnungstraeger
FR7425114A FR2238209A1 (en) 1973-07-18 1974-07-18 Beam scanner of record carrier - uses monochromatic light beam for recording of information on carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8154873A JPS562682B2 (cs) 1973-07-18 1973-07-18

Publications (2)

Publication Number Publication Date
JPS5029048A true JPS5029048A (cs) 1975-03-24
JPS562682B2 JPS562682B2 (cs) 1981-01-21

Family

ID=13749334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8154873A Expired JPS562682B2 (cs) 1973-07-18 1973-07-18

Country Status (3)

Country Link
JP (1) JPS562682B2 (cs)
DE (1) DE2434414A1 (cs)
FR (1) FR2238209A1 (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59202410A (ja) * 1983-04-30 1984-11-16 Toppan Printing Co Ltd 光走査装置
JPS6440616A (en) * 1987-08-07 1989-02-10 Toray Industries Production of specialty bulky yarn

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS562933B2 (cs) * 1974-09-04 1981-01-22
JPS6124337U (ja) * 1984-07-18 1986-02-13 ニコルマ−ケテイング株式会社 ハツチ・バツク型乗用車のリヤスピ−カ
KR940007282B1 (ko) * 1991-07-03 1994-08-12 주식회사 금성사 홀로그램 보정렌즈계를 갖는 레이저 프린터용 광학장치계

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59202410A (ja) * 1983-04-30 1984-11-16 Toppan Printing Co Ltd 光走査装置
JPS6440616A (en) * 1987-08-07 1989-02-10 Toray Industries Production of specialty bulky yarn

Also Published As

Publication number Publication date
FR2238209A1 (en) 1975-02-14
JPS562682B2 (cs) 1981-01-21
FR2238209B1 (cs) 1976-10-22
DE2434414A1 (de) 1975-02-06

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