JPS60253025A - 光学式情報記録再生装置 - Google Patents

光学式情報記録再生装置

Info

Publication number
JPS60253025A
JPS60253025A JP59110003A JP11000384A JPS60253025A JP S60253025 A JPS60253025 A JP S60253025A JP 59110003 A JP59110003 A JP 59110003A JP 11000384 A JP11000384 A JP 11000384A JP S60253025 A JPS60253025 A JP S60253025A
Authority
JP
Japan
Prior art keywords
optical system
dust
optical
contamination
recording medium
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.)
Granted
Application number
JP59110003A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0519207B2 (enrdf_load_html_response
Inventor
Shunji Kanamaru
金丸　俊次
Kunihiko Mototani
本谷　邦彦
Hideo Okamura
岡村　英夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59110003A priority Critical patent/JPS60253025A/ja
Publication of JPS60253025A publication Critical patent/JPS60253025A/ja
Publication of JPH0519207B2 publication Critical patent/JPH0519207B2/ja
Granted 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP59110003A 1984-05-30 1984-05-30 光学式情報記録再生装置 Granted JPS60253025A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59110003A JPS60253025A (ja) 1984-05-30 1984-05-30 光学式情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59110003A JPS60253025A (ja) 1984-05-30 1984-05-30 光学式情報記録再生装置

Publications (2)

Publication Number Publication Date
JPS60253025A true JPS60253025A (ja) 1985-12-13
JPH0519207B2 JPH0519207B2 (enrdf_load_html_response) 1993-03-16

Family

ID=14524632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59110003A Granted JPS60253025A (ja) 1984-05-30 1984-05-30 光学式情報記録再生装置

Country Status (1)

Country Link
JP (1) JPS60253025A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0589462A (ja) * 1991-09-27 1993-04-09 Nikon Corp 光デイスク装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155664U (ja) * 1982-04-08 1983-10-18 富士通株式会社 デイスク装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155664U (ja) * 1982-04-08 1983-10-18 富士通株式会社 デイスク装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0589462A (ja) * 1991-09-27 1993-04-09 Nikon Corp 光デイスク装置

Also Published As

Publication number Publication date
JPH0519207B2 (enrdf_load_html_response) 1993-03-16

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