JPS5368225A - Setting system for flash shooting requirement of flash device - Google Patents

Setting system for flash shooting requirement of flash device

Info

Publication number
JPS5368225A
JPS5368225A JP14391676A JP14391676A JPS5368225A JP S5368225 A JPS5368225 A JP S5368225A JP 14391676 A JP14391676 A JP 14391676A JP 14391676 A JP14391676 A JP 14391676A JP S5368225 A JPS5368225 A JP S5368225A
Authority
JP
Japan
Prior art keywords
flash
setting system
shooting requirement
flash device
diaphragm aperture
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.)
Pending
Application number
JP14391676A
Other languages
Japanese (ja)
Inventor
Takashi Uchiyama
Zenzo Nakamura
Shohei Otaki
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP14391676A priority Critical patent/JPS5368225A/en
Priority to DE19772753208 priority patent/DE2753208A1/en
Priority to US05/883,298 priority patent/US4230402A/en
Publication of JPS5368225A publication Critical patent/JPS5368225A/en
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
    • 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
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)

Abstract

PURPOSE: To surely set the flash shooting requirement including the use of the high sensitive film by determining the firing amount of flash device and the diaphragm aperture in accordance with an independently set diaphragm aperture, the set value of film sensitivity, and the distance of an object.
COPYRIGHT: (C)1978,JPO&Japio
JP14391676A 1976-11-30 1976-11-30 Setting system for flash shooting requirement of flash device Pending JPS5368225A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP14391676A JPS5368225A (en) 1976-11-30 1976-11-30 Setting system for flash shooting requirement of flash device
DE19772753208 DE2753208A1 (en) 1976-11-30 1977-11-29 Computerised electronic flash for photography - assesses reflected light and extinguishes flash in relation to independently set film speed and aperture settings
US05/883,298 US4230402A (en) 1976-11-30 1978-03-03 Flash exposure control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14391676A JPS5368225A (en) 1976-11-30 1976-11-30 Setting system for flash shooting requirement of flash device

Publications (1)

Publication Number Publication Date
JPS5368225A true JPS5368225A (en) 1978-06-17

Family

ID=15350068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14391676A Pending JPS5368225A (en) 1976-11-30 1976-11-30 Setting system for flash shooting requirement of flash device

Country Status (2)

Country Link
JP (1) JPS5368225A (en)
DE (1) DE2753208A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54178089U (en) * 1978-06-07 1979-12-15
JPS554041A (en) * 1978-06-26 1980-01-12 Konishiroku Photo Ind Co Ltd Automatic light dimming strobe
JPS5522766U (en) * 1978-08-01 1980-02-14

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS596474B2 (en) * 1977-10-06 1984-02-10 株式会社ニコン speed light device
JPS5796319A (en) * 1980-12-05 1982-06-15 Olympus Optical Co Ltd Photometric electric power supply device of automatic dimming stroboscope

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54178089U (en) * 1978-06-07 1979-12-15
JPS554041A (en) * 1978-06-26 1980-01-12 Konishiroku Photo Ind Co Ltd Automatic light dimming strobe
JPS5522766U (en) * 1978-08-01 1980-02-14

Also Published As

Publication number Publication date
DE2753208A1 (en) 1978-06-01

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