JPH0462565B2 - - Google Patents

Info

Publication number
JPH0462565B2
JPH0462565B2 JP60018933A JP1893385A JPH0462565B2 JP H0462565 B2 JPH0462565 B2 JP H0462565B2 JP 60018933 A JP60018933 A JP 60018933A JP 1893385 A JP1893385 A JP 1893385A JP H0462565 B2 JPH0462565 B2 JP H0462565B2
Authority
JP
Japan
Prior art keywords
lens
light source
optical
objective lens
objective
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
JP60018933A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61177410A (ja
Inventor
Norikazu Arai
Hiroshi Myamae
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 Konica Minolta Inc filed Critical Konica Minolta Inc
Priority to JP60018933A priority Critical patent/JPS61177410A/ja
Publication of JPS61177410A publication Critical patent/JPS61177410A/ja
Publication of JPH0462565B2 publication Critical patent/JPH0462565B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
  • Optical Head (AREA)
JP60018933A 1985-02-01 1985-02-01 光情報記録媒体の記録再生用対物レンズ Granted JPS61177410A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60018933A JPS61177410A (ja) 1985-02-01 1985-02-01 光情報記録媒体の記録再生用対物レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60018933A JPS61177410A (ja) 1985-02-01 1985-02-01 光情報記録媒体の記録再生用対物レンズ

Publications (2)

Publication Number Publication Date
JPS61177410A JPS61177410A (ja) 1986-08-09
JPH0462565B2 true JPH0462565B2 (enrdf_load_stackoverflow) 1992-10-06

Family

ID=11985436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60018933A Granted JPS61177410A (ja) 1985-02-01 1985-02-01 光情報記録媒体の記録再生用対物レンズ

Country Status (1)

Country Link
JP (1) JPS61177410A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07122691B2 (ja) * 1986-06-30 1995-12-25 株式会社三協精機製作所 光デイスク用レンズ
JP2013130466A (ja) * 2011-12-21 2013-07-04 Hitachi Ltd 電磁波可視化装置

Also Published As

Publication number Publication date
JPS61177410A (ja) 1986-08-09

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term