JPH0570133B2 - - Google Patents

Info

Publication number
JPH0570133B2
JPH0570133B2 JP56207929A JP20792981A JPH0570133B2 JP H0570133 B2 JPH0570133 B2 JP H0570133B2 JP 56207929 A JP56207929 A JP 56207929A JP 20792981 A JP20792981 A JP 20792981A JP H0570133 B2 JPH0570133 B2 JP H0570133B2
Authority
JP
Japan
Prior art keywords
actuator
coil
armature
varying
control signal
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.)
Expired - Lifetime
Application number
JP56207929A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57129422A (en
Inventor
Kerii Rii Jeemuzu
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of JPS57129422A publication Critical patent/JPS57129422A/ja
Publication of JPH0570133B2 publication Critical patent/JPH0570133B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/085—Analogue circuits for control of aperture
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
JP56207929A 1980-12-22 1981-12-22 Control method of electromechanical actuator for camera and actuator controllable thereby Granted JPS57129422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/219,168 US4333722A (en) 1980-12-22 1980-12-22 Method of controlling electromagnetic actuator in a camera, and actuator controllable thereby

Publications (2)

Publication Number Publication Date
JPS57129422A JPS57129422A (en) 1982-08-11
JPH0570133B2 true JPH0570133B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-10-04

Family

ID=22818160

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56207929A Granted JPS57129422A (en) 1980-12-22 1981-12-22 Control method of electromechanical actuator for camera and actuator controllable thereby

Country Status (6)

Country Link
US (1) US4333722A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0054929B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57129422A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3172558D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK14786A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SG (1) SG90385G (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5785037A (en) * 1980-11-18 1982-05-27 Canon Inc Electromagnetic driver for programmed electromagnetic shutter
US4487493A (en) * 1981-08-03 1984-12-11 Canon Kabushiki Kaisha Electromagnetically driven shutter
US4420714A (en) * 1981-10-02 1983-12-13 Polaroid Corporation Apparatus for continuously incrementing an output member
US4384778A (en) * 1981-11-09 1983-05-24 Eastman Kodak Company Integral, planar electromagnetic camera element/actuator
US4408857A (en) * 1982-03-22 1983-10-11 Eastman Kodak Company Method and circuit for controlling an electromagnetic actuator in photographic apparatus
US4423934A (en) 1982-04-02 1984-01-03 Eastman Kodak Company Photographic camera with digital controller and method of manufacture
US4458227A (en) * 1982-04-12 1984-07-03 Polaroid Corporation Electromagnetic actuators
US4497557A (en) * 1982-06-25 1985-02-05 Polaroid Corporation Electromagnetic shutter mechanism
JPS59116636A (ja) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd 電磁駆動シヤツタ−装置
JPS59116631A (ja) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd 電磁駆動シヤツタ−装置
JPS59116634A (ja) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd 電磁駆動シヤツタ−装置
JPS59116630A (ja) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd カメラの絞り装置
US4504132A (en) * 1983-02-02 1985-03-12 Eastman Kodak Company Multifunction electromagnetic actuator and camera control apparatus emloying same
US4531820A (en) * 1983-06-22 1985-07-30 Polaroid Corporation Electromagnetic actuator generating equal and opposing force vectors
US4558938A (en) * 1983-12-28 1985-12-17 Polaroid Corporation Twin rotatable electromagnetically driven blade mechanism
US4558937A (en) * 1984-02-06 1985-12-17 Polaroid Corporation Electromagnetic blade mechanism
JPS629236U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1985-02-14 1987-01-20
US4650307A (en) * 1985-09-30 1987-03-17 Eastman Kodak Company Electromagnetic actuator
US4671638A (en) * 1985-10-11 1987-06-09 Eastman Kodak Company Moving coil electromagnetic actuator and shutter employing same
GB2185586B (en) * 1986-01-13 1989-11-22 Seikosha Kk Shutter control device for a camera
US4716432A (en) * 1986-04-24 1987-12-29 Eastman Kodak Company Exposure control apparatus
JPS62267729A (ja) * 1986-05-16 1987-11-20 Canon Inc 駆動装置
US4839679A (en) * 1987-06-18 1989-06-13 General Electric Corp. Dual voice coil shutter
US5155521A (en) * 1990-12-31 1992-10-13 Eastman Kodak Company Counter-driven shutter actuator control circuit
US5561486A (en) * 1994-09-29 1996-10-01 Eastman Kodak Company Assembly for use in electromagnetic actuator
US5842070A (en) * 1994-11-30 1998-11-24 Intermec Corporation Adjustable light shutter for hand held electro-optical scanners
US5606387A (en) * 1996-04-03 1997-02-25 Eastman Kodak Company Electromagnetic camera shutter with a conductive strip on the blade and a permanent magnet aperture
US5608484A (en) * 1996-04-04 1997-03-04 Eastman Kodak Company Electromagnetic camera shutter
US5828920A (en) * 1996-04-23 1998-10-27 Eastman Kodak Company Translational electromagnetic camera shutter for variable aperture applications
US6033131A (en) * 1998-09-30 2000-03-07 Eastman Kodak Company Hybrid silicon-based micro-electromagnetic light shutter
US7813634B2 (en) 2005-02-28 2010-10-12 Tessera MEMS Technologies, Inc. Autofocus camera
US7570882B2 (en) * 2005-02-28 2009-08-04 Samsung Electronics Co., Ltd. Shutter for miniature camera
US8768157B2 (en) 2011-09-28 2014-07-01 DigitalOptics Corporation MEMS Multiple degree of freedom actuator
US8619378B2 (en) 2010-11-15 2013-12-31 DigitalOptics Corporation MEMS Rotational comb drive Z-stage
TWI367029B (en) * 2007-01-31 2012-06-21 Young Optics Inc Light source module
US8605375B2 (en) 2010-11-15 2013-12-10 DigitalOptics Corporation MEMS Mounting flexure contacts
US8803256B2 (en) 2010-11-15 2014-08-12 DigitalOptics Corporation MEMS Linearly deployed actuators
US8608393B2 (en) 2010-11-15 2013-12-17 DigitalOptics Corporation MEMS Capillary actuator deployment
US8337103B2 (en) 2010-11-15 2012-12-25 DigitalOptics Corporation MEMS Long hinge actuator snubbing
US9061883B2 (en) 2010-11-15 2015-06-23 DigitalOptics Corporation MEMS Actuator motion control features
US9352962B2 (en) 2010-11-15 2016-05-31 DigitalOptics Corporation MEMS MEMS isolation structures
US8941192B2 (en) 2010-11-15 2015-01-27 DigitalOptics Corporation MEMS MEMS actuator device deployment
US8884381B2 (en) 2010-11-15 2014-11-11 DigitalOptics Corporation MEMS Guard trench
US8637961B2 (en) 2010-11-15 2014-01-28 DigitalOptics Corporation MEMS MEMS actuator device
US8358925B2 (en) 2010-11-15 2013-01-22 DigitalOptics Corporation MEMS Lens barrel with MEMS actuators
US8430580B2 (en) 2010-11-15 2013-04-30 DigitalOptics Corporation MEMS Rotationally deployed actuators
US8547627B2 (en) 2010-11-15 2013-10-01 DigitalOptics Corporation MEMS Electrical routing
US9052567B2 (en) 2010-11-15 2015-06-09 DigitalOptics Corporation MEMS Actuator inside of motion control
US9515579B2 (en) 2010-11-15 2016-12-06 Digitaloptics Corporation MEMS electrical contact systems and methods
US8947797B2 (en) 2010-11-15 2015-02-03 DigitalOptics Corporation MEMS Miniature MEMS actuator assemblies
US8521017B2 (en) 2010-11-15 2013-08-27 DigitalOptics Corporation MEMS MEMS actuator alignment
US8604663B2 (en) 2010-11-15 2013-12-10 DigitalOptics Corporation MEMS Motion controlled actuator
US9019390B2 (en) 2011-09-28 2015-04-28 DigitalOptics Corporation MEMS Optical image stabilization using tangentially actuated MEMS devices
US9281763B2 (en) 2011-09-28 2016-03-08 DigitalOptics Corporation MEMS Row and column actuator control
US8571405B2 (en) 2011-09-28 2013-10-29 DigitalOptics Corporation MEMS Surface mount actuator
US8869625B2 (en) 2011-09-28 2014-10-28 DigitalOptics Corporation MEMS MEMS actuator/sensor
US8616791B2 (en) 2011-09-28 2013-12-31 DigitalOptics Corporation MEMS Rotationally deployed actuator devices
US9350271B2 (en) 2011-09-28 2016-05-24 DigitalOptics Corporation MEMS Cascaded electrostatic actuator
US8855476B2 (en) 2011-09-28 2014-10-07 DigitalOptics Corporation MEMS MEMS-based optical image stabilization
US8853975B2 (en) 2011-09-28 2014-10-07 DigitalOptics Corporation MEMS Electrostatic actuator control

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE887007C (de) 1942-09-29 1953-08-20 Zeiss Ikon Ag Elektromagnetischer Verschluss fuer Photogeraete
US3092002A (en) * 1960-09-23 1963-06-04 Frenk Helmuth Shutter for photographic apparatus
US3191516A (en) * 1961-05-11 1965-06-29 Beckman & Whitley Inc Quick acting shutter
GB1093779A (en) * 1965-08-21 1967-12-06 Rover Co Ltd Electro-mechanical transducer
US3426662A (en) * 1966-06-30 1969-02-11 Texas Instruments Inc Movie camera iris control device
CH564226A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1967-05-12 1975-07-15
US3561847A (en) * 1968-06-05 1971-02-09 Bell Telephone Labor Inc Automatic electroresponsive light regulator utilizing taut band meter movement
US3572906A (en) * 1968-06-05 1971-03-30 Bell Telephone Labor Inc Automatic electroresponsive light regulator utilizing translational drive motor
US3743912A (en) * 1970-10-16 1973-07-03 Canon Kk Servo-control system
US4104656A (en) * 1973-05-05 1978-08-01 Rollei-Werke Franke & Heidecke Control means for a diaphragm of a single lens reflex camera
GB1476144A (en) * 1973-11-05 1977-06-10 West Electric Co Programmed shutters
JPS598808B2 (ja) * 1973-11-27 1984-02-27 富士写真フイルム株式会社 リニアモ−タ−方式電子電動フオカルプレンシヤツタ−機構
US4041512A (en) * 1974-02-22 1977-08-09 West Electric Co., Ltd. Light control device
JPS5931047B2 (ja) * 1975-03-28 1984-07-31 富士写真フイルム株式会社 光学機械用羽根
JPS51138437A (en) * 1975-05-26 1976-11-30 Fuji Photo Film Co Ltd Device for driving optical blades
US4192586A (en) * 1975-07-21 1980-03-11 Vivitar Corporation Electronic system for photographic devices
JPS5413884A (en) * 1977-07-02 1979-02-01 Aisin Seiki Co Ltd Driving method of proportional controller
DD139315A1 (de) 1978-10-03 1979-12-19 Heinrich Klose Einrichtung zur direkten ansteuerung einer schaltblende
FR2440013A1 (fr) * 1978-10-23 1980-05-23 Canon Kk Obturateur a diaphragme actionne electromagnetiquement
DE3003462C2 (de) 1979-01-31 1987-03-26 Canon K.K., Tokio/Tokyo Elektrodynamischer Antrieb für einen Verschluß einer Kamera

Also Published As

Publication number Publication date
EP0054929B1 (en) 1985-10-02
HK14786A (en) 1986-03-07
US4333722A (en) 1982-06-08
JPS57129422A (en) 1982-08-11
EP0054929A1 (en) 1982-06-30
SG90385G (en) 1986-11-21
DE3172558D1 (en) 1985-11-07

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