JPS5245907A - Automatic optical path adjusting device - Google Patents

Automatic optical path adjusting device

Info

Publication number
JPS5245907A
JPS5245907A JP12132875A JP12132875A JPS5245907A JP S5245907 A JPS5245907 A JP S5245907A JP 12132875 A JP12132875 A JP 12132875A JP 12132875 A JP12132875 A JP 12132875A JP S5245907 A JPS5245907 A JP S5245907A
Authority
JP
Japan
Prior art keywords
optical path
adjusting device
path adjusting
automatic optical
automatic
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
JP12132875A
Other languages
Japanese (ja)
Other versions
JPS5425403B2 (en
Inventor
Yoshisada Oshida
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.)
National Institute of Advanced Industrial Science and Technology
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP12132875A priority Critical patent/JPS5245907A/en
Publication of JPS5245907A publication Critical patent/JPS5245907A/en
Publication of JPS5425403B2 publication Critical patent/JPS5425403B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)

Abstract

PURPOSE: To provide an automatic optical path adjusting device, in which the discrepancy of the optical path of an optical memory device from a standard plane is automatically adjusted so as to make it possible to record and reproduce the information with high accuracy.
COPYRIGHT: (C)1977,JPO&Japio
JP12132875A 1975-10-09 1975-10-09 Automatic optical path adjusting device Granted JPS5245907A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12132875A JPS5245907A (en) 1975-10-09 1975-10-09 Automatic optical path adjusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12132875A JPS5245907A (en) 1975-10-09 1975-10-09 Automatic optical path adjusting device

Publications (2)

Publication Number Publication Date
JPS5245907A true JPS5245907A (en) 1977-04-12
JPS5425403B2 JPS5425403B2 (en) 1979-08-28

Family

ID=14808520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12132875A Granted JPS5245907A (en) 1975-10-09 1975-10-09 Automatic optical path adjusting device

Country Status (1)

Country Link
JP (1) JPS5245907A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188027A (en) * 1981-04-16 1982-11-18 Euromask Projector with focusing mechanism
JPS59232U (en) * 1982-06-24 1984-01-05 ミツミ電機株式会社 Day tent type slide lever switch
JPS599444U (en) * 1982-07-08 1984-01-21 ミツミ電機株式会社 switch

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5057603A (en) * 1973-09-20 1975-05-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5057603A (en) * 1973-09-20 1975-05-20

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188027A (en) * 1981-04-16 1982-11-18 Euromask Projector with focusing mechanism
JPS59232U (en) * 1982-06-24 1984-01-05 ミツミ電機株式会社 Day tent type slide lever switch
JPS599444U (en) * 1982-07-08 1984-01-21 ミツミ電機株式会社 switch

Also Published As

Publication number Publication date
JPS5425403B2 (en) 1979-08-28

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