IT8144801A0 - Dispositivo accessorio per la misura ed il controllo della esposizione in campo fotografico. - Google Patents

Dispositivo accessorio per la misura ed il controllo della esposizione in campo fotografico.

Info

Publication number
IT8144801A0
IT8144801A0 IT8144801A IT4480181A IT8144801A0 IT 8144801 A0 IT8144801 A0 IT 8144801A0 IT 8144801 A IT8144801 A IT 8144801A IT 4480181 A IT4480181 A IT 4480181A IT 8144801 A0 IT8144801 A0 IT 8144801A0
Authority
IT
Italy
Prior art keywords
exposure
measurement
control
accessory device
photographic field
Prior art date
Application number
IT8144801A
Other languages
English (en)
Other versions
IT1212476B (it
Inventor
Giovanni Repetti
Original Assignee
Giovanni Repetti
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 Giovanni Repetti filed Critical Giovanni Repetti
Priority to IT8144801A priority Critical patent/IT1212476B/it
Publication of IT8144801A0 publication Critical patent/IT8144801A0/it
Priority to EP82100270A priority patent/EP0056636A3/en
Application granted granted Critical
Publication of IT1212476B publication Critical patent/IT1212476B/it

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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
    • 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
    • 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
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • 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
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0514—Separate unit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Stroboscope Apparatuses (AREA)
IT8144801A 1981-01-15 1981-01-15 Dispositivo accessorio per la misura ed il controllo della esposizione in campo fotografico. IT1212476B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT8144801A IT1212476B (it) 1981-01-15 1981-01-15 Dispositivo accessorio per la misura ed il controllo della esposizione in campo fotografico.
EP82100270A EP0056636A3 (en) 1981-01-15 1982-01-15 Device allowing ttl system automatic light measuring for close-up

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8144801A IT1212476B (it) 1981-01-15 1981-01-15 Dispositivo accessorio per la misura ed il controllo della esposizione in campo fotografico.

Publications (2)

Publication Number Publication Date
IT8144801A0 true IT8144801A0 (it) 1981-01-15
IT1212476B IT1212476B (it) 1989-11-22

Family

ID=11256291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8144801A IT1212476B (it) 1981-01-15 1981-01-15 Dispositivo accessorio per la misura ed il controllo della esposizione in campo fotografico.

Country Status (2)

Country Link
EP (1) EP0056636A3 (it)
IT (1) IT1212476B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145743A1 (de) * 1983-06-16 1985-06-26 OBRESCHKOW, Christo Vorrichtung zur steuerung der blitzbelichtung bei makroaufnahmen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107706A (en) * 1970-12-19 1978-08-15 Minolta Camera Kabushiki Kaisha Camera apparatus
DE2642748A1 (de) * 1976-09-23 1978-03-30 Braun Ag Messvorrichtung zur lichtmessung zwecks steuerung von elektronenblitzgeraeten fuer fotografische aufnahmen

Also Published As

Publication number Publication date
EP0056636A3 (en) 1982-08-04
IT1212476B (it) 1989-11-22
EP0056636A2 (en) 1982-07-28

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