JPH0412528B2 - - Google Patents

Info

Publication number
JPH0412528B2
JPH0412528B2 JP58128652A JP12865283A JPH0412528B2 JP H0412528 B2 JPH0412528 B2 JP H0412528B2 JP 58128652 A JP58128652 A JP 58128652A JP 12865283 A JP12865283 A JP 12865283A JP H0412528 B2 JPH0412528 B2 JP H0412528B2
Authority
JP
Japan
Prior art keywords
beam splitter
light
magneto
phase difference
retarder
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.)
Expired - Lifetime
Application number
JP58128652A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6020341A (ja
Inventor
Hideki Akasaka
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.)
Nikon Corp
Original Assignee
Nippon Kogaku KK
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 Nippon Kogaku KK filed Critical Nippon Kogaku KK
Priority to JP12865283A priority Critical patent/JPS6020341A/ja
Publication of JPS6020341A publication Critical patent/JPS6020341A/ja
Publication of JPH0412528B2 publication Critical patent/JPH0412528B2/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
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
JP12865283A 1983-07-14 1983-07-14 位相補正された反射型磁気光学再生装置 Granted JPS6020341A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12865283A JPS6020341A (ja) 1983-07-14 1983-07-14 位相補正された反射型磁気光学再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12865283A JPS6020341A (ja) 1983-07-14 1983-07-14 位相補正された反射型磁気光学再生装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP4347586A Division JPH0752530B2 (ja) 1992-12-28 1992-12-28 位相補正された反射型磁気光学再生装置

Publications (2)

Publication Number Publication Date
JPS6020341A JPS6020341A (ja) 1985-02-01
JPH0412528B2 true JPH0412528B2 (enrdf_load_stackoverflow) 1992-03-04

Family

ID=14990099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12865283A Granted JPS6020341A (ja) 1983-07-14 1983-07-14 位相補正された反射型磁気光学再生装置

Country Status (1)

Country Link
JP (1) JPS6020341A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8692563B1 (en) 2008-02-27 2014-04-08 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0622070B2 (ja) * 1983-12-29 1994-03-23 オリンパス光学工業株式会社 光磁気ピツクアツプ装置
JPS60151855A (ja) * 1984-01-20 1985-08-09 Olympus Optical Co Ltd 光磁気ピツクアツプ装置
JPS61160852A (ja) * 1984-12-30 1986-07-21 Olympus Optical Co Ltd 光磁気ピツクアツプ装置
US5852591A (en) * 1994-04-23 1998-12-22 Sony Corporation Magneto-optical recording medium and head unit for a magneto-optical recording medium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8203296A (nl) * 1982-08-24 1984-03-16 Philips Nv Magneto-optische inrichting.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8692563B1 (en) 2008-02-27 2014-04-08 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance

Also Published As

Publication number Publication date
JPS6020341A (ja) 1985-02-01

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