FR2657437B1 - Dispositif de photometrie pour appareil photo. - Google Patents

Dispositif de photometrie pour appareil photo.

Info

Publication number
FR2657437B1
FR2657437B1 FR9100275A FR9100275A FR2657437B1 FR 2657437 B1 FR2657437 B1 FR 2657437B1 FR 9100275 A FR9100275 A FR 9100275A FR 9100275 A FR9100275 A FR 9100275A FR 2657437 B1 FR2657437 B1 FR 2657437B1
Authority
FR
France
Prior art keywords
camera
photometry device
photometry
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 - Fee Related
Application number
FR9100275A
Other languages
English (en)
Other versions
FR2657437A1 (fr
Inventor
Hidetaka Yokota
Kosei Kosako
Norimichi Takahashi
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
Publication of FR2657437A1 publication Critical patent/FR2657437A1/fr
Application granted granted Critical
Publication of FR2657437B1 publication Critical patent/FR2657437B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0411—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using focussing or collimating elements, i.e. lenses or mirrors; Aberration correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0437—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using masks, aperture plates, spatial light modulators, spatial filters, e.g. reflective filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4214—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for view-taking apparatus
    • 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
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/0204—Compact construction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/0271—Housings; Attachments or accessories for photometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Exposure Control For Cameras (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR9100275A 1990-01-19 1991-01-11 Dispositif de photometrie pour appareil photo. Expired - Fee Related FR2657437B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990003831U JP2515036Y2 (ja) 1990-01-19 1990-01-19 カメラの測光装置

Publications (2)

Publication Number Publication Date
FR2657437A1 FR2657437A1 (fr) 1991-07-26
FR2657437B1 true FR2657437B1 (fr) 1994-09-23

Family

ID=11568147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9100275A Expired - Fee Related FR2657437B1 (fr) 1990-01-19 1991-01-11 Dispositif de photometrie pour appareil photo.

Country Status (5)

Country Link
US (1) US5136326A (fr)
JP (1) JP2515036Y2 (fr)
DE (1) DE4101384C2 (fr)
FR (1) FR2657437B1 (fr)
GB (1) GB2240175B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3199796B2 (ja) * 1991-09-17 2001-08-20 旭光学工業株式会社 カメラの測光レンズ部の構成
US5258800A (en) * 1991-10-16 1993-11-02 Seikosha Co., Ltd. Distance measuring device and camera having same
JP3295141B2 (ja) * 1992-09-29 2002-06-24 セイコープレシジョン株式会社 測距装置およびこの測距装置を有するカメラ
JPH0779444A (ja) * 1993-09-06 1995-03-20 Asahi Optical Co Ltd スチルビデオカメラ
JPH07218971A (ja) * 1994-02-04 1995-08-18 Nikon Corp カメラ
US5623706A (en) * 1994-07-26 1997-04-22 Asahi Kogaku Kogyo Kabushiki Kaisha Camera having auto focusing and auto exposure functions
JPH08330608A (ja) * 1995-05-29 1996-12-13 Oki Electric Ind Co Ltd 受光センサおよび受発光センサ
JP2004045582A (ja) * 2002-07-10 2004-02-12 Fuji Photo Optical Co Ltd カメラの測光装置
US11531145B2 (en) * 2020-03-09 2022-12-20 Motherson Innovations Company Limited Device for an image acquisition system

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3062964A (en) * 1956-09-17 1962-11-06 Hupp Corp Optical systems for photocells
GB956472A (en) * 1959-12-02 1964-04-29 Philips Electrical Ind Ltd Improvements in or relating to brightness meters
CH392248A (de) * 1960-09-24 1965-05-15 Bauer Eugen Gmbh Verfahren zum Messen von Beleuchtungsstärken mit Hilfe eines Belichtungsmessers
DE1942840U (de) * 1966-04-27 1966-07-21 Precitronic Lichtsignal-rundum-empfaenger.
US3601027A (en) * 1967-08-11 1971-08-24 Nippon Kogaku Kk Viewing mirror and light shield arrangement for a single lens reflex camera
US3726197A (en) * 1969-03-26 1973-04-10 Canon Kk Apparatus for automatic electronic flash photography
GB1306975A (en) * 1970-07-16 1973-02-14 Totsu Kk Apparatus for detecting variations in a subject from a television image thereof
JPS4721681U (fr) * 1971-03-15 1972-11-10
DE2224348B2 (de) * 1972-05-18 1976-05-26 Erwin Sick Optik-Elektronik, 7808 Waldkirch Lichtschranke
JPS6032813B2 (ja) * 1977-09-26 1985-07-30 株式会社ニコン カメラの受光素子組立体
JPS5597720U (fr) * 1978-12-26 1980-07-07
US4345828A (en) * 1980-12-24 1982-08-24 Polaroid Corporation Light detecting apparatus for photographic camera
US4555169A (en) * 1983-09-13 1985-11-26 Canon Kabushiki Kaisha Focus detecting device for a camera
JPS60130413U (ja) * 1984-02-13 1985-08-31 キヤノン株式会社 カメラの受光素子の位置調整装置
US4774539A (en) * 1986-10-01 1988-09-27 Canon Kabushiki Kaisha Camera having a focus detecting apparatus
JPH06103221B2 (ja) * 1988-03-04 1994-12-14 松下電器産業株式会社 焦電形赤外検出素子と赤外検出器
JPH0241188U (fr) * 1988-09-10 1990-03-22
JPH0731207Y2 (ja) * 1989-01-25 1995-07-19 旭光学工業株式会社 カメラの焦点検出装置取付構造

Also Published As

Publication number Publication date
GB2240175A (en) 1991-07-24
JP2515036Y2 (ja) 1996-10-23
GB2240175B (en) 1994-01-26
JPH0395928U (fr) 1991-09-30
DE4101384C2 (de) 1998-06-04
DE4101384A1 (de) 1991-07-25
US5136326A (en) 1992-08-04
FR2657437A1 (fr) 1991-07-26
GB9100900D0 (en) 1991-02-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070930