ATE381208T1 - Graukarte zur steuerung der belichtung und des weissabgleichs einer digitalkamera - Google Patents

Graukarte zur steuerung der belichtung und des weissabgleichs einer digitalkamera

Info

Publication number
ATE381208T1
ATE381208T1 AT05773018T AT05773018T ATE381208T1 AT E381208 T1 ATE381208 T1 AT E381208T1 AT 05773018 T AT05773018 T AT 05773018T AT 05773018 T AT05773018 T AT 05773018T AT E381208 T1 ATE381208 T1 AT E381208T1
Authority
AT
Austria
Prior art keywords
exposure
digital camera
white balance
controlling
gray card
Prior art date
Application number
AT05773018T
Other languages
English (en)
Inventor
Sean Henry
Original Assignee
Lastolite 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
Priority claimed from GBGB0417427.2A external-priority patent/GB0417427D0/en
Application filed by Lastolite Ltd filed Critical Lastolite Ltd
Application granted granted Critical
Publication of ATE381208T1 publication Critical patent/ATE381208T1/de

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
    • G03B27/00—Photographic printing apparatus
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
AT05773018T 2004-08-05 2005-08-05 Graukarte zur steuerung der belichtung und des weissabgleichs einer digitalkamera ATE381208T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0417427.2A GB0417427D0 (en) 2004-08-05 2004-08-05 Improvements relating to the exposure and white balance of photographic digital cameras
GB0508721A GB2416856B (en) 2004-08-05 2005-04-29 Improvements relating to the exposure and white balance of photographic digital cameras

Publications (1)

Publication Number Publication Date
ATE381208T1 true ATE381208T1 (de) 2007-12-15

Family

ID=34979168

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05773018T ATE381208T1 (de) 2004-08-05 2005-08-05 Graukarte zur steuerung der belichtung und des weissabgleichs einer digitalkamera

Country Status (6)

Country Link
US (1) US7885526B2 (de)
EP (1) EP1774771B1 (de)
AT (1) ATE381208T1 (de)
DE (1) DE602005003838T2 (de)
ES (1) ES2296215T3 (de)
WO (1) WO2006013383A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7717630B1 (en) 2007-09-07 2010-05-18 Kevin Wan Lens cap with integral reference surface
DE202008007707U1 (de) 2008-06-10 2008-08-14 B.I.G. Brenner Import- & Großhandels GmbH Graukarte zur Einstellung der Belichtung und des Weissabgleichs bei fototechnischen Arbeiten
KR200456296Y1 (ko) 2009-12-30 2011-10-26 정춘화 그레이 카드가 구비된 반사판 케이스
US8678601B2 (en) 2011-11-18 2014-03-25 Robert Lee Morris Collapsible light modifier for portable flash
ES1089329Y (es) * 2013-08-02 2013-12-03 Simon Juan Jose Flores Tarjeta de grises para ajustar la exposicion y el balance de blanco de tomas fotograficas
JP6415162B2 (ja) * 2014-07-31 2018-10-31 キヤノン株式会社 測光装置とその制御方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014081A (en) * 1987-09-14 1991-05-07 Molloy Peter J P Metering system
JPH0998335A (ja) 1995-09-29 1997-04-08 Konica Corp 画像データ通信用ビデオカメラ
FR2747530B1 (fr) 1996-04-15 1998-06-26 Aaton Sa Procede d'analyse d'un film cinematographique dans un appareil de telecinema
US5917987A (en) * 1996-08-16 1999-06-29 Neyman; Yuri System for controlling the transfer of an image on a first medium to a second medium
US6118113A (en) * 1998-03-02 2000-09-12 Hibbard; Earl Roger Focusing mirror control system and method for adjusting same
WO2001022161A1 (en) 1999-09-23 2001-03-29 Qp Card Ab Reference card
JP4738672B2 (ja) * 2001-09-03 2011-08-03 キヤノン株式会社 像振れ補正機能付カメラ
US7248284B2 (en) 2002-08-12 2007-07-24 Edward Alan Pierce Calibration targets for digital cameras and methods of using same

Also Published As

Publication number Publication date
ES2296215T3 (es) 2008-04-16
EP1774771B1 (de) 2007-12-12
US20070189756A1 (en) 2007-08-16
WO2006013383A1 (en) 2006-02-09
DE602005003838D1 (de) 2008-01-24
DE602005003838T2 (de) 2008-12-04
US7885526B2 (en) 2011-02-08
EP1774771A1 (de) 2007-04-18

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties