JPS5240332A - Focus detection device for the single lens reflex camera - Google Patents

Focus detection device for the single lens reflex camera

Info

Publication number
JPS5240332A
JPS5240332A JP11678675A JP11678675A JPS5240332A JP S5240332 A JPS5240332 A JP S5240332A JP 11678675 A JP11678675 A JP 11678675A JP 11678675 A JP11678675 A JP 11678675A JP S5240332 A JPS5240332 A JP S5240332A
Authority
JP
Japan
Prior art keywords
focus detection
single lens
lens reflex
reflex camera
detection device
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
JP11678675A
Other languages
Japanese (ja)
Other versions
JPS593733B2 (en
Inventor
Kazuo Nakamura
Katsuhiko Miyata
Seijiro Tokutomi
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 JP11678675A priority Critical patent/JPS593733B2/en
Priority to US05/717,821 priority patent/US4083056A/en
Priority to DE2639625A priority patent/DE2639625C3/en
Priority to GB40299/77A priority patent/GB1571708A/en
Priority to GB3679276A priority patent/GB1555527A/en
Publication of JPS5240332A publication Critical patent/JPS5240332A/en
Publication of JPS593733B2 publication Critical patent/JPS593733B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To provide a focus detection derive for the single lens reflex camera free from a mechanical drive means and also free from the influence of a camera vibration by employing two wedge-shaped prisms.
COPYRIGHT: (C)1977,JPO&Japio
JP11678675A 1975-09-09 1975-09-26 Ichigun reflex camera no. Expired JPS593733B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP11678675A JPS593733B2 (en) 1975-09-26 1975-09-26 Ichigun reflex camera no.
US05/717,821 US4083056A (en) 1975-09-09 1976-08-26 Focus detecting device for single-lens reflex cameras
DE2639625A DE2639625C3 (en) 1975-09-09 1976-09-02 Automatic focusing device
GB40299/77A GB1571708A (en) 1975-09-09 1976-09-06 Single lens reflex camera including a focus detecting device
GB3679276A GB1555527A (en) 1975-09-09 1976-09-06 Focus decting in a singlelens reflex camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11678675A JPS593733B2 (en) 1975-09-26 1975-09-26 Ichigun reflex camera no.

Publications (2)

Publication Number Publication Date
JPS5240332A true JPS5240332A (en) 1977-03-29
JPS593733B2 JPS593733B2 (en) 1984-01-25

Family

ID=14695660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11678675A Expired JPS593733B2 (en) 1975-09-09 1975-09-26 Ichigun reflex camera no.

Country Status (1)

Country Link
JP (1) JPS593733B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59137222U (en) * 1983-03-02 1984-09-13 株式会社トクヤマ Powder pneumatic transport device
JPS6061714A (en) * 1983-09-14 1985-04-09 Olympus Optical Co Ltd Focusing detecting device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59137222U (en) * 1983-03-02 1984-09-13 株式会社トクヤマ Powder pneumatic transport device
JPS6061714A (en) * 1983-09-14 1985-04-09 Olympus Optical Co Ltd Focusing detecting device
JPH0380284B2 (en) * 1983-09-14 1991-12-24 Olympus Optical Co

Also Published As

Publication number Publication date
JPS593733B2 (en) 1984-01-25

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