JPS5232324A - Photoelectric detecting device for in or out of focus in the optical s ystem - Google Patents

Photoelectric detecting device for in or out of focus in the optical s ystem

Info

Publication number
JPS5232324A
JPS5232324A JP10800875A JP10800875A JPS5232324A JP S5232324 A JPS5232324 A JP S5232324A JP 10800875 A JP10800875 A JP 10800875A JP 10800875 A JP10800875 A JP 10800875A JP S5232324 A JPS5232324 A JP S5232324A
Authority
JP
Japan
Prior art keywords
focus
ystem
optical
detecting device
photoelectric detecting
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
JP10800875A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5613284B2 (enExample
Inventor
Tsunemi Gonda
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.)
Nikon Corp
Nippon Chemical Industrial Co Ltd
Original Assignee
Nippon Chemical Industrial Co Ltd
Nippon Kogaku KK
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 Nippon Chemical Industrial Co Ltd, Nippon Kogaku KK filed Critical Nippon Chemical Industrial Co Ltd
Priority to JP10800875A priority Critical patent/JPS5232324A/ja
Publication of JPS5232324A publication Critical patent/JPS5232324A/ja
Publication of JPS5613284B2 publication Critical patent/JPS5613284B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Automatic Focus Adjustment (AREA)
JP10800875A 1975-09-08 1975-09-08 Photoelectric detecting device for in or out of focus in the optical s ystem Granted JPS5232324A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10800875A JPS5232324A (en) 1975-09-08 1975-09-08 Photoelectric detecting device for in or out of focus in the optical s ystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10800875A JPS5232324A (en) 1975-09-08 1975-09-08 Photoelectric detecting device for in or out of focus in the optical s ystem

Publications (2)

Publication Number Publication Date
JPS5232324A true JPS5232324A (en) 1977-03-11
JPS5613284B2 JPS5613284B2 (enExample) 1981-03-27

Family

ID=14473640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10800875A Granted JPS5232324A (en) 1975-09-08 1975-09-08 Photoelectric detecting device for in or out of focus in the optical s ystem

Country Status (1)

Country Link
JP (1) JPS5232324A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642205A (en) * 1979-09-17 1981-04-20 Nippon Kogaku Kk <Nikon> Focus detecting method
JPS62262810A (ja) * 1986-05-01 1987-11-14 コンジグリオ　ナツオナ−レ　デレ　リセルシエ 自動焦点装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642205A (en) * 1979-09-17 1981-04-20 Nippon Kogaku Kk <Nikon> Focus detecting method
JPS62262810A (ja) * 1986-05-01 1987-11-14 コンジグリオ　ナツオナ−レ　デレ　リセルシエ 自動焦点装置

Also Published As

Publication number Publication date
JPS5613284B2 (enExample) 1981-03-27

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