GB2253718B - Controlling photographic exposure - Google Patents

Controlling photographic exposure

Info

Publication number
GB2253718B
GB2253718B GB9105427A GB9105427A GB2253718B GB 2253718 B GB2253718 B GB 2253718B GB 9105427 A GB9105427 A GB 9105427A GB 9105427 A GB9105427 A GB 9105427A GB 2253718 B GB2253718 B GB 2253718B
Authority
GB
United Kingdom
Prior art keywords
photographic exposure
controlling photographic
controlling
exposure
photographic
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 - Fee Related
Application number
GB9105427A
Other versions
GB9105427D0 (en
GB2253718A (en
Inventor
Richard Jeremy Tubby
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.)
STUDIO ROBOTICS Ltd
Original Assignee
STUDIO ROBOTICS Ltd
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 STUDIO ROBOTICS Ltd filed Critical STUDIO ROBOTICS Ltd
Priority to GB9105427A priority Critical patent/GB2253718B/en
Publication of GB9105427D0 publication Critical patent/GB9105427D0/en
Publication of GB2253718A publication Critical patent/GB2253718A/en
Application granted granted Critical
Publication of GB2253718B publication Critical patent/GB2253718B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03B15/035—Combinations of cameras with incandescent lamps
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
    • H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/155—Coordinated control of two or more light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
GB9105427A 1991-03-14 1991-03-14 Controlling photographic exposure Expired - Fee Related GB2253718B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9105427A GB2253718B (en) 1991-03-14 1991-03-14 Controlling photographic exposure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9105427A GB2253718B (en) 1991-03-14 1991-03-14 Controlling photographic exposure

Publications (3)

Publication Number Publication Date
GB9105427D0 GB9105427D0 (en) 1991-05-01
GB2253718A GB2253718A (en) 1992-09-16
GB2253718B true GB2253718B (en) 1994-05-04

Family

ID=10691576

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9105427A Expired - Fee Related GB2253718B (en) 1991-03-14 1991-03-14 Controlling photographic exposure

Country Status (1)

Country Link
GB (1) GB2253718B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6373197B1 (en) * 2001-03-09 2002-04-16 Ming-Cheng Chang Controller for flash lamps sharing a common power source and controlling method thereof
US7667766B2 (en) 2003-12-18 2010-02-23 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Adjustable spectrum flash lighting for image acquisition
US7318651B2 (en) 2003-12-18 2008-01-15 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Flash module with quantum dot light conversion
US7522211B2 (en) 2005-02-10 2009-04-21 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Studio light
US20080088180A1 (en) * 2006-10-13 2008-04-17 Cash Audwin W Method of load shedding to reduce the total power consumption of a load control system
DE202007013349U1 (en) * 2007-09-24 2007-11-29 Osram Gesellschaft mit beschränkter Haftung Presentation device for presenting an object
GB2549152B (en) * 2016-04-08 2020-09-16 Rotolight Ltd Lighting system and control thereof

Also Published As

Publication number Publication date
GB9105427D0 (en) 1991-05-01
GB2253718A (en) 1992-09-16

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020314