CH415101A - Belichtungsmesser für eine einäugige Spiegelreflex-Kamera - Google Patents

Belichtungsmesser für eine einäugige Spiegelreflex-Kamera

Info

Publication number
CH415101A
CH415101A CH1688364A CH1688364A CH415101A CH 415101 A CH415101 A CH 415101A CH 1688364 A CH1688364 A CH 1688364A CH 1688364 A CH1688364 A CH 1688364A CH 415101 A CH415101 A CH 415101A
Authority
CH
Switzerland
Prior art keywords
lens reflex
reflex camera
light meter
meter
light
Prior art date
Application number
CH1688364A
Other languages
English (en)
Inventor
Tsuruoka Tomio
Jun Shimomura
Original Assignee
Nippon Kogaku Kk
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 Nippon Kogaku Kk filed Critical Nippon Kogaku Kk
Publication of CH415101A publication Critical patent/CH415101A/de

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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/08—Waterproof bodies or housings
    • 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
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
    • G03B7/09976—Through the lens [TTL] measuring in mirror-reflex cameras the sensor being mounted in, before, or behind the porro-prism

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
CH1688364A 1964-04-16 1964-12-31 Belichtungsmesser für eine einäugige Spiegelreflex-Kamera CH415101A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2126964 1964-04-16

Publications (1)

Publication Number Publication Date
CH415101A true CH415101A (de) 1966-06-15

Family

ID=12050379

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1688364A CH415101A (de) 1964-04-16 1964-12-31 Belichtungsmesser für eine einäugige Spiegelreflex-Kamera

Country Status (3)

Country Link
US (1) US3478663A (de)
CH (1) CH415101A (de)
GB (1) GB1048365A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519361A (en) * 1967-06-15 1970-07-07 Asahi Optical Co Ltd Light measuring system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575095A (en) * 1968-10-15 1971-04-13 Honeywell Inc Optical apparatus
JPS4727839U (de) * 1971-04-14 1972-11-29
JPS5839449Y2 (ja) * 1974-10-15 1983-09-06 キヤノン株式会社 イチガンレフレツクスカメラノ ソツコウソウチ
US4064516A (en) * 1976-03-10 1977-12-20 Optigon Research & Development Corporation Reflex camera light detecting arrangement
US5218201A (en) * 1991-05-07 1993-06-08 Detector Electronics Corporation Method and apparatus for linearizing photoresistive optical sensors with sensitivity-selective masking
US5497229A (en) * 1993-05-28 1996-03-05 Asahi Kogaku Kogyo Kabushiki Kaisha Photometering apparatus having a split light receiving device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1895853A (en) * 1931-01-24 1933-01-31 Kennedy William Thomson Actinometer
DE938764C (de) * 1951-02-13 1956-02-09 Telemaco Corsi Spiegelreflexsucher
US3134021A (en) * 1959-08-01 1964-05-19 Zeiss Ikon Ag Photoelectric exposure meters with light ray limiters
US3194136A (en) * 1962-11-15 1965-07-13 Eastman Kodak Co Cine camera with reflex finder
US3264964A (en) * 1963-09-11 1966-08-09 Zeiss Ikon Ag Single lens mirror reflex camera with exposure meter
DE1264242B (de) * 1963-10-04 1968-03-21 Zeiss Ikon Ag Einaeugige Spiegelreflexkamera mit Belichtungsmesseinrichtung
US3282178A (en) * 1963-10-21 1966-11-01 Noel R Nelson Light metering means for cameras
US3363505A (en) * 1963-12-03 1968-01-16 Hazeltine Research Inc Luminance measuring apparatus
US3324776A (en) * 1963-12-24 1967-06-13 Asahi Optical Co Ltd Reflex camera with incorporated photoelectric element
US3272105A (en) * 1964-04-13 1966-09-13 Mitchell Camera Corp Exposure meter system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519361A (en) * 1967-06-15 1970-07-07 Asahi Optical Co Ltd Light measuring system

Also Published As

Publication number Publication date
US3478663A (en) 1969-11-18
GB1048365A (en) 1966-11-16

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