JPS5251937A - Pulse driving means for adjusting diaphragm and focus of camera - Google Patents

Pulse driving means for adjusting diaphragm and focus of camera

Info

Publication number
JPS5251937A
JPS5251937A JP50127655A JP12765575A JPS5251937A JP S5251937 A JPS5251937 A JP S5251937A JP 50127655 A JP50127655 A JP 50127655A JP 12765575 A JP12765575 A JP 12765575A JP S5251937 A JPS5251937 A JP S5251937A
Authority
JP
Japan
Prior art keywords
focus
camera
driving means
pulse driving
adjusting diaphragm
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
JP50127655A
Other languages
Japanese (ja)
Inventor
Saburo Numata
Hirohisa Shishikura
Iwao Sagara
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.)
Fujinon Corp
Oki Electric Industry Co Ltd
Original Assignee
Fujinon Corp
Oki Electric Industry Co Ltd
Fuji Photo Optical 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 Fujinon Corp, Oki Electric Industry Co Ltd, Fuji Photo Optical Co Ltd filed Critical Fujinon Corp
Priority to JP50127655A priority Critical patent/JPS5251937A/en
Publication of JPS5251937A publication Critical patent/JPS5251937A/en
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Control For Cameras (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)

Abstract

PURPOSE: To enable an assured retaurn of a pulse motor to its original point by tilizing a light path open-and-shut plate interlocked with the pulse motor which opens-and-shuts diaphragm blade, and controlling the pulse motor which reverses at the finish of photography.
COPYRIGHT: (C)1977,JPO&Japio
JP50127655A 1975-10-23 1975-10-23 Pulse driving means for adjusting diaphragm and focus of camera Pending JPS5251937A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50127655A JPS5251937A (en) 1975-10-23 1975-10-23 Pulse driving means for adjusting diaphragm and focus of camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50127655A JPS5251937A (en) 1975-10-23 1975-10-23 Pulse driving means for adjusting diaphragm and focus of camera

Publications (1)

Publication Number Publication Date
JPS5251937A true JPS5251937A (en) 1977-04-26

Family

ID=14965451

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50127655A Pending JPS5251937A (en) 1975-10-23 1975-10-23 Pulse driving means for adjusting diaphragm and focus of camera

Country Status (1)

Country Link
JP (1) JPS5251937A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862207A (en) * 1987-05-21 1989-08-29 Olympus Optical Company Limited Diaphragm apparatus for camera
US4998129A (en) * 1988-10-14 1991-03-05 Olympus Optical Co., Ltd. Diaphragm control apparatus of a camera

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4962126A (en) * 1972-09-19 1974-06-17
JPS5017635A (en) * 1973-05-22 1975-02-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4962126A (en) * 1972-09-19 1974-06-17
JPS5017635A (en) * 1973-05-22 1975-02-25

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862207A (en) * 1987-05-21 1989-08-29 Olympus Optical Company Limited Diaphragm apparatus for camera
US4998129A (en) * 1988-10-14 1991-03-05 Olympus Optical Co., Ltd. Diaphragm control apparatus of a camera

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