JPH01298526A - Optical head - Google Patents

Optical head

Info

Publication number
JPH01298526A
JPH01298526A JP12821688A JP12821688A JPH01298526A JP H01298526 A JPH01298526 A JP H01298526A JP 12821688 A JP12821688 A JP 12821688A JP 12821688 A JP12821688 A JP 12821688A JP H01298526 A JPH01298526 A JP H01298526A
Authority
JP
Japan
Prior art keywords
optical
axis
lens
photodetector
coincide
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.)
Pending
Application number
JP12821688A
Other languages
English (en)
Inventor
Masato Inoue
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 JP12821688A priority Critical patent/JPH01298526A/ja
Publication of JPH01298526A publication Critical patent/JPH01298526A/ja
Pending legal-status Critical Current

Links

JP12821688A 1988-05-27 1988-05-27 Optical head Pending JPH01298526A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12821688A JPH01298526A (en) 1988-05-27 1988-05-27 Optical head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12821688A JPH01298526A (en) 1988-05-27 1988-05-27 Optical head

Publications (1)

Publication Number Publication Date
JPH01298526A true JPH01298526A (en) 1989-12-01

Family

ID=14979367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12821688A Pending JPH01298526A (en) 1988-05-27 1988-05-27 Optical head

Country Status (1)

Country Link
JP (1) JPH01298526A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263014A (en) * 1991-05-21 1993-11-16 Kabushiki Kaisha Toshiba Optical head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263014A (en) * 1991-05-21 1993-11-16 Kabushiki Kaisha Toshiba Optical head

Similar Documents

Publication Publication Date Title
JPS59185039A (en) Objective lens device
JPH01298526A (en) Optical head
JPS5679368A (en) Pen type bar-code reader
JPH0295241A (en) Method and mechanism for adjusting capillary cell detector
JPS61209418A (en) Prism optical system and optical information processor using said system
JPS589228A (en) Optical system for scanning luminous flux
JPH01312521A (en) Optical system for vacuum device
JPS63204523A (en) Optical head device
JPH02250024A (en) Optical device using semiconductor laser
JPH0373914A (en) Optical axis adjusting device
JPH01313706A (en) Optical system for detecting three-dimensional shape
JPS63168854A (en) Optical head
JPH01298538A (en) Optical head
JPH01202709A (en) Positive reflection type image projecting device
JPH02100014A (en) Astigmatism compensation optical system
JPS5898848A (en) Optical controlling mechanism for optical disc player
JPH04294253A (en) Infrared microscope
JPS59144055A (en) Optical head
JPH01312737A (en) Optical axis adjustment system for optical pickup lens
JPH01101508A (en) Multilaser light source device
JPH02218022A (en) Separate type optical pickup device
JPS63316822A (en) Semiconductor laser optical device
JPS61242342A (en) Optical pickup device
JPH01211331A (en) Optical head
JPS62246155A (en) Optical head device