JPS6342038A - 光学式記録情報ピックアップにおける照射光パタ−ン調整装置 - Google Patents

光学式記録情報ピックアップにおける照射光パタ−ン調整装置

Info

Publication number
JPS6342038A
JPS6342038A JP18604486A JP18604486A JPS6342038A JP S6342038 A JPS6342038 A JP S6342038A JP 18604486 A JP18604486 A JP 18604486A JP 18604486 A JP18604486 A JP 18604486A JP S6342038 A JPS6342038 A JP S6342038A
Authority
JP
Japan
Prior art keywords
pattern
light
interference fringes
interference
adjustment
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
JP18604486A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0481808B2 (enrdf_load_stackoverflow
Inventor
Yoshihiro Uchiumi
喜洋 内海
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP18604486A priority Critical patent/JPS6342038A/ja
Publication of JPS6342038A publication Critical patent/JPS6342038A/ja
Publication of JPH0481808B2 publication Critical patent/JPH0481808B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP18604486A 1986-08-06 1986-08-06 光学式記録情報ピックアップにおける照射光パタ−ン調整装置 Granted JPS6342038A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18604486A JPS6342038A (ja) 1986-08-06 1986-08-06 光学式記録情報ピックアップにおける照射光パタ−ン調整装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18604486A JPS6342038A (ja) 1986-08-06 1986-08-06 光学式記録情報ピックアップにおける照射光パタ−ン調整装置

Publications (2)

Publication Number Publication Date
JPS6342038A true JPS6342038A (ja) 1988-02-23
JPH0481808B2 JPH0481808B2 (enrdf_load_stackoverflow) 1992-12-25

Family

ID=16181416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18604486A Granted JPS6342038A (ja) 1986-08-06 1986-08-06 光学式記録情報ピックアップにおける照射光パタ−ン調整装置

Country Status (1)

Country Link
JP (1) JPS6342038A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08249669A (ja) * 1995-03-07 1996-09-27 Nec Corp 光ヘッドの非点隔差補正方法および装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60149941A (ja) * 1984-01-05 1985-08-07 Mitsubishi Electric Corp 光ヘツドの出射光波面収差検知方法および装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60149941A (ja) * 1984-01-05 1985-08-07 Mitsubishi Electric Corp 光ヘツドの出射光波面収差検知方法および装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08249669A (ja) * 1995-03-07 1996-09-27 Nec Corp 光ヘッドの非点隔差補正方法および装置

Also Published As

Publication number Publication date
JPH0481808B2 (enrdf_load_stackoverflow) 1992-12-25

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