GB2134662B - Electronic flash apparatus - Google Patents

Electronic flash apparatus

Info

Publication number
GB2134662B
GB2134662B GB08401074A GB8401074A GB2134662B GB 2134662 B GB2134662 B GB 2134662B GB 08401074 A GB08401074 A GB 08401074A GB 8401074 A GB8401074 A GB 8401074A GB 2134662 B GB2134662 B GB 2134662B
Authority
GB
United Kingdom
Prior art keywords
electronic flash
flash apparatus
electronic
flash
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
Application number
GB08401074A
Other versions
GB8401074D0 (en
GB2134662A (en
Inventor
Donald Malcolm Harvey
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB8401074D0 publication Critical patent/GB8401074D0/en
Publication of GB2134662A publication Critical patent/GB2134662A/en
Application granted granted Critical
Publication of GB2134662B publication Critical patent/GB2134662B/en
Expired 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)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Exposure Control For Cameras (AREA)
GB08401074A 1983-01-24 1984-01-14 Electronic flash apparatus Expired GB2134662B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46042283A 1983-01-24 1983-01-24

Publications (3)

Publication Number Publication Date
GB8401074D0 GB8401074D0 (en) 1984-02-15
GB2134662A GB2134662A (en) 1984-08-15
GB2134662B true GB2134662B (en) 1986-02-05

Family

ID=23828643

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08401074A Expired GB2134662B (en) 1983-01-24 1984-01-14 Electronic flash apparatus

Country Status (3)

Country Link
JP (1) JPS59137937A (en)
GB (1) GB2134662B (en)
HK (1) HK52486A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2166613B2 (en) * 1970-08-24 1975-10-30 Ponder & Best, Inc., Santa Monica, Calif. (V.St.A.) Electronic flash unit with a flash trigger and a flash limiter device
JPS5640809B2 (en) * 1973-04-03 1981-09-24
DE2417242A1 (en) * 1974-04-09 1975-10-30 Rollei Werke Franke Heidecke ELECTRONIC FLASH DEVICE WITH INDEPENDENT LIGHT DOSING
JPS5716430A (en) * 1981-05-15 1982-01-27 Nippon Kogaku Kk <Nikon> Automatic dimming and flashing apparatus for camera
JPS5821722A (en) * 1981-07-31 1983-02-08 Nippon Kogaku Kk <Nikon> Display device for flash photographing

Also Published As

Publication number Publication date
GB8401074D0 (en) 1984-02-15
GB2134662A (en) 1984-08-15
JPS59137937A (en) 1984-08-08
HK52486A (en) 1986-07-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee