JPS53102767A - Focus matching device in image formation optical system - Google Patents

Focus matching device in image formation optical system

Info

Publication number
JPS53102767A
JPS53102767A JP1733277A JP1733277A JPS53102767A JP S53102767 A JPS53102767 A JP S53102767A JP 1733277 A JP1733277 A JP 1733277A JP 1733277 A JP1733277 A JP 1733277A JP S53102767 A JPS53102767 A JP S53102767A
Authority
JP
Japan
Prior art keywords
optical system
image formation
matching device
formation optical
focus matching
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
JP1733277A
Other languages
Japanese (ja)
Inventor
Morio Miyagawa
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co 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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP1733277A priority Critical patent/JPS53102767A/en
Priority to DE19782806868 priority patent/DE2806868C3/en
Priority to GB668278A priority patent/GB1576305A/en
Priority to GB668478A priority patent/GB1576306A/en
Publication of JPS53102767A publication Critical patent/JPS53102767A/en
Pending legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP1733277A 1977-02-19 1977-02-19 Focus matching device in image formation optical system Pending JPS53102767A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1733277A JPS53102767A (en) 1977-02-19 1977-02-19 Focus matching device in image formation optical system
DE19782806868 DE2806868C3 (en) 1977-02-19 1978-02-17 Detector element for a device for focusing an imaging optical system
GB668278A GB1576305A (en) 1977-02-19 1978-02-20 Focus detecting system
GB668478A GB1576306A (en) 1977-02-19 1978-02-20 Focus detecting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1733277A JPS53102767A (en) 1977-02-19 1977-02-19 Focus matching device in image formation optical system

Publications (1)

Publication Number Publication Date
JPS53102767A true JPS53102767A (en) 1978-09-07

Family

ID=11941090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1733277A Pending JPS53102767A (en) 1977-02-19 1977-02-19 Focus matching device in image formation optical system

Country Status (1)

Country Link
JP (1) JPS53102767A (en)

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