JPS62252539A - 光情報処理装置 - Google Patents

光情報処理装置

Info

Publication number
JPS62252539A
JPS62252539A JP9617586A JP9617586A JPS62252539A JP S62252539 A JPS62252539 A JP S62252539A JP 9617586 A JP9617586 A JP 9617586A JP 9617586 A JP9617586 A JP 9617586A JP S62252539 A JPS62252539 A JP S62252539A
Authority
JP
Japan
Prior art keywords
objective lens
spot
tracking
light
center
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
JP9617586A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0210489B2 (enrdf_load_stackoverflow
Inventor
Osamu Koyama
理 小山
Kazuo Uzuki
和男 夘月
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP9617586A priority Critical patent/JPS62252539A/ja
Priority to US07/041,348 priority patent/US4853917A/en
Publication of JPS62252539A publication Critical patent/JPS62252539A/ja
Publication of JPH0210489B2 publication Critical patent/JPH0210489B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP9617586A 1986-04-25 1986-04-25 光情報処理装置 Granted JPS62252539A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP9617586A JPS62252539A (ja) 1986-04-25 1986-04-25 光情報処理装置
US07/041,348 US4853917A (en) 1986-04-25 1987-04-22 Optical tracking apparatus with photodetector disposed outside part of the effective diameter of the lens system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9617586A JPS62252539A (ja) 1986-04-25 1986-04-25 光情報処理装置

Publications (2)

Publication Number Publication Date
JPS62252539A true JPS62252539A (ja) 1987-11-04
JPH0210489B2 JPH0210489B2 (enrdf_load_stackoverflow) 1990-03-08

Family

ID=14157987

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9617586A Granted JPS62252539A (ja) 1986-04-25 1986-04-25 光情報処理装置

Country Status (1)

Country Link
JP (1) JPS62252539A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007508097A (ja) * 2003-10-17 2007-04-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 流体の特性を決定する方法及び分光システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152550A (ja) * 1983-02-21 1984-08-31 Toshiba Corp 光学式ピツクアツプ装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152550A (ja) * 1983-02-21 1984-08-31 Toshiba Corp 光学式ピツクアツプ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007508097A (ja) * 2003-10-17 2007-04-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 流体の特性を決定する方法及び分光システム

Also Published As

Publication number Publication date
JPH0210489B2 (enrdf_load_stackoverflow) 1990-03-08

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees