JPS52130338A - Focusing point detectig means - Google Patents

Focusing point detectig means

Info

Publication number
JPS52130338A
JPS52130338A JP4744676A JP4744676A JPS52130338A JP S52130338 A JPS52130338 A JP S52130338A JP 4744676 A JP4744676 A JP 4744676A JP 4744676 A JP4744676 A JP 4744676A JP S52130338 A JPS52130338 A JP S52130338A
Authority
JP
Japan
Prior art keywords
detectig
focusing point
tilting
facilitate
simple structure
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
JP4744676A
Other languages
Japanese (ja)
Other versions
JPS6029087B2 (en
Inventor
Masahito Nakajima
Katsumi Fujiwara
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP51047446A priority Critical patent/JPS6029087B2/en
Publication of JPS52130338A publication Critical patent/JPS52130338A/en
Publication of JPS6029087B2 publication Critical patent/JPS6029087B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To facilitate a highly accurate focus point detection with a unit of simple structure, just tilting a lattice plate.
COPYRIGHT: (C)1977,JPO&Japio
JP51047446A 1976-04-26 1976-04-26 Focus position detection method Expired JPS6029087B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51047446A JPS6029087B2 (en) 1976-04-26 1976-04-26 Focus position detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51047446A JPS6029087B2 (en) 1976-04-26 1976-04-26 Focus position detection method

Publications (2)

Publication Number Publication Date
JPS52130338A true JPS52130338A (en) 1977-11-01
JPS6029087B2 JPS6029087B2 (en) 1985-07-09

Family

ID=12775361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51047446A Expired JPS6029087B2 (en) 1976-04-26 1976-04-26 Focus position detection method

Country Status (1)

Country Link
JP (1) JPS6029087B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55127527A (en) * 1979-03-27 1980-10-02 Fuji Photo Optical Co Ltd Automatic focus detector
JPS59162514A (en) * 1983-03-08 1984-09-13 Dainippon Screen Mfg Co Ltd Focus adjusting method of image scanning and recording device
JPH0273212A (en) * 1988-09-08 1990-03-13 Canon Inc Scanning optical device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55127527A (en) * 1979-03-27 1980-10-02 Fuji Photo Optical Co Ltd Automatic focus detector
JPS627524B2 (en) * 1979-03-27 1987-02-18 Fuji Photo Optical Co Ltd
JPS59162514A (en) * 1983-03-08 1984-09-13 Dainippon Screen Mfg Co Ltd Focus adjusting method of image scanning and recording device
JPH0273212A (en) * 1988-09-08 1990-03-13 Canon Inc Scanning optical device

Also Published As

Publication number Publication date
JPS6029087B2 (en) 1985-07-09

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