JPS53132340A - Applying system for lens open f-value information of lens convertible camer a - Google Patents

Applying system for lens open f-value information of lens convertible camer a

Info

Publication number
JPS53132340A
JPS53132340A JP4709877A JP4709877A JPS53132340A JP S53132340 A JPS53132340 A JP S53132340A JP 4709877 A JP4709877 A JP 4709877A JP 4709877 A JP4709877 A JP 4709877A JP S53132340 A JPS53132340 A JP S53132340A
Authority
JP
Japan
Prior art keywords
lens
convertible
value information
camer
open
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
JP4709877A
Other languages
Japanese (ja)
Inventor
Toshimi Tanaka
Shigeru Hashimoto
Shohei Otaki
Tadashi Ito
Noriyoshi Iwashita
Susumu Kozuki
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP4709877A priority Critical patent/JPS53132340A/en
Publication of JPS53132340A publication Critical patent/JPS53132340A/en
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Control For Cameras (AREA)

Abstract

PURPOSE:To carry out the setting of requirements for photographing by the combination of a convertible lens by applying the open F value information of a photographic lens to be used as coded digital of predetermined bit number to the camera body.
JP4709877A 1977-04-22 1977-04-22 Applying system for lens open f-value information of lens convertible camer a Pending JPS53132340A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4709877A JPS53132340A (en) 1977-04-22 1977-04-22 Applying system for lens open f-value information of lens convertible camer a

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4709877A JPS53132340A (en) 1977-04-22 1977-04-22 Applying system for lens open f-value information of lens convertible camer a

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP8148784A Division JPS6023841A (en) 1984-04-23 1984-04-23 Interchangeable lens barrel

Publications (1)

Publication Number Publication Date
JPS53132340A true JPS53132340A (en) 1978-11-18

Family

ID=12765696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4709877A Pending JPS53132340A (en) 1977-04-22 1977-04-22 Applying system for lens open f-value information of lens convertible camer a

Country Status (1)

Country Link
JP (1) JPS53132340A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5732931U (en) * 1980-07-31 1982-02-20
JPS5875139A (en) * 1981-10-30 1983-05-06 Nippon Kogaku Kk <Nikon> Mount structure of interchangeable lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5732931U (en) * 1980-07-31 1982-02-20
JPS5875139A (en) * 1981-10-30 1983-05-06 Nippon Kogaku Kk <Nikon> Mount structure of interchangeable lens
JPH0421852B2 (en) * 1981-10-30 1992-04-14 Nippon Kogaku Kk

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