JPS50116033A - - Google Patents

Info

Publication number
JPS50116033A
JPS50116033A JP49022640A JP2264074A JPS50116033A JP S50116033 A JPS50116033 A JP S50116033A JP 49022640 A JP49022640 A JP 49022640A JP 2264074 A JP2264074 A JP 2264074A JP S50116033 A JPS50116033 A JP S50116033A
Authority
JP
Japan
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
JP49022640A
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 filed Critical
Priority to JP49022640A priority Critical patent/JPS50116033A/ja
Priority to US05/550,908 priority patent/US3975746A/en
Publication of JPS50116033A publication Critical patent/JPS50116033A/ja
Pending 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
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Control For Cameras (AREA)
  • Shutter-Related Mechanisms (AREA)
JP49022640A 1974-02-25 1974-02-25 Pending JPS50116033A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP49022640A JPS50116033A (ja) 1974-02-25 1974-02-25
US05/550,908 US3975746A (en) 1974-02-25 1975-02-19 Automatic exposure control circuit for a single lens reflex camera of TTL light measuring type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49022640A JPS50116033A (ja) 1974-02-25 1974-02-25

Publications (1)

Publication Number Publication Date
JPS50116033A true JPS50116033A (ja) 1975-09-11

Family

ID=12088424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49022640A Pending JPS50116033A (ja) 1974-02-25 1974-02-25

Country Status (2)

Country Link
US (1) US3975746A (ja)
JP (1) JPS50116033A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5782824A (en) * 1980-11-11 1982-05-24 Kyocera Corp Device to eliminate effect of adverse incident light of camera viewfinder

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51138144U (ja) * 1975-04-30 1976-11-08
JPS5710125A (en) * 1980-06-20 1982-01-19 Seiko Koki Kk Exposure control circuit of camera incorporating self- timer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2126170A1 (de) * 1970-05-28 1971-12-09 Asahi Kogaku Kogyo K K , Tokio Schaltung zum Kompensieren des in den Sucher eintretenden Lichtes zur Ver Wendung bei der elektrischen Verschluß steuerschaltung einer einäugigen Spiegel reflexkamera
JPS4821854U (ja) * 1971-07-22 1973-03-13
JPS4861144A (ja) * 1971-12-02 1973-08-27

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837605B1 (ja) * 1970-04-14 1973-11-12
US3866240A (en) * 1970-08-12 1975-02-11 Minolta Camera Kk Photographic camera having a photosensitive element for measuring the light rays through the objective lens
DE2236660C3 (de) * 1971-07-27 1978-07-20 Minolta Camera K.K., Osaka (Japan) Einäugige Spiegelreflexkamera
JPS5331803Y2 (ja) * 1972-07-10 1978-08-08

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2126170A1 (de) * 1970-05-28 1971-12-09 Asahi Kogaku Kogyo K K , Tokio Schaltung zum Kompensieren des in den Sucher eintretenden Lichtes zur Ver Wendung bei der elektrischen Verschluß steuerschaltung einer einäugigen Spiegel reflexkamera
JPS4821854U (ja) * 1971-07-22 1973-03-13
JPS4861144A (ja) * 1971-12-02 1973-08-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5782824A (en) * 1980-11-11 1982-05-24 Kyocera Corp Device to eliminate effect of adverse incident light of camera viewfinder

Also Published As

Publication number Publication date
US3975746A (en) 1976-08-17

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