JPS5336227A - Lens stop device - Google Patents

Lens stop device

Info

Publication number
JPS5336227A
JPS5336227A JP11109276A JP11109276A JPS5336227A JP S5336227 A JPS5336227 A JP S5336227A JP 11109276 A JP11109276 A JP 11109276A JP 11109276 A JP11109276 A JP 11109276A JP S5336227 A JPS5336227 A JP S5336227A
Authority
JP
Japan
Prior art keywords
stop device
lens stop
rotor
exciting coil
make
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
JP11109276A
Other languages
Japanese (ja)
Inventor
Kunio Shimoyama
Katsuhiko Tsunefuji
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.)
Olympus Corp
Original Assignee
Olympus 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP11109276A priority Critical patent/JPS5336227A/en
Publication of JPS5336227A publication Critical patent/JPS5336227A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To make the entire device smaller in size and make possible light movement by providing a rotor having an exciting coil within fixed permanent magnets, revolving the rotor by applying the current corresponding to the f/stops to the exciting coil and operating the diaphragm blades directly by the revolutions thereof.
COPYRIGHT: (C)1978,JPO&Japio
JP11109276A 1976-09-16 1976-09-16 Lens stop device Pending JPS5336227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11109276A JPS5336227A (en) 1976-09-16 1976-09-16 Lens stop device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11109276A JPS5336227A (en) 1976-09-16 1976-09-16 Lens stop device

Publications (1)

Publication Number Publication Date
JPS5336227A true JPS5336227A (en) 1978-04-04

Family

ID=14552166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11109276A Pending JPS5336227A (en) 1976-09-16 1976-09-16 Lens stop device

Country Status (1)

Country Link
JP (1) JPS5336227A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216339A (en) * 1984-11-30 1985-10-29 Nippon Seimitsu Kogyo Kk Stop device
JPH04163226A (en) * 1990-10-27 1992-06-08 Toyoda Gosei Co Ltd Weatherstrip
CN103809347A (en) * 2014-02-13 2014-05-21 格科微电子（上海）有限公司 Camera aperture and control adjusting method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4950927A (en) * 1972-09-14 1974-05-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4950927A (en) * 1972-09-14 1974-05-17

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216339A (en) * 1984-11-30 1985-10-29 Nippon Seimitsu Kogyo Kk Stop device
JPS6321173B2 (en) * 1984-11-30 1988-05-06 Nippon Seimitsu Kogyo
JPH04163226A (en) * 1990-10-27 1992-06-08 Toyoda Gosei Co Ltd Weatherstrip
CN103809347A (en) * 2014-02-13 2014-05-21 格科微电子（上海）有限公司 Camera aperture and control adjusting method thereof

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