DE2128992B2 - Fotografische oder kinematografische Kamera - Google Patents

Fotografische oder kinematografische Kamera

Info

Publication number
DE2128992B2
DE2128992B2 DE2128992A DE2128992A DE2128992B2 DE 2128992 B2 DE2128992 B2 DE 2128992B2 DE 2128992 A DE2128992 A DE 2128992A DE 2128992 A DE2128992 A DE 2128992A DE 2128992 B2 DE2128992 B2 DE 2128992B2
Authority
DE
Germany
Prior art keywords
photographic
display element
voltage
crystal
exposure
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.)
Ceased
Application number
DE2128992A
Other languages
German (de)
English (en)
Other versions
DE2128992A1 (de
Inventor
Kurt Borowski
Alfred Dipl.-Phys. Kubitzek
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Priority to DE2128992A priority Critical patent/DE2128992B2/de
Priority to FR7220090A priority patent/FR2141179A5/fr
Priority to US00261038A priority patent/US3727527A/en
Priority to GB2725872A priority patent/GB1393946A/en
Publication of DE2128992A1 publication Critical patent/DE2128992A1/de
Publication of DE2128992B2 publication Critical patent/DE2128992B2/de
Ceased 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/155—Indicating the presence of voltage
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Liquid Crystal (AREA)
  • Diaphragms For Cameras (AREA)
DE2128992A 1971-06-11 1971-06-11 Fotografische oder kinematografische Kamera Ceased DE2128992B2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE2128992A DE2128992B2 (de) 1971-06-11 1971-06-11 Fotografische oder kinematografische Kamera
FR7220090A FR2141179A5 (enExample) 1971-06-11 1972-06-05
US00261038A US3727527A (en) 1971-06-11 1972-06-08 Photographic apparatus with liquid crystal voltage indicator
GB2725872A GB1393946A (en) 1971-06-11 1972-06-12 Cameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2128992A DE2128992B2 (de) 1971-06-11 1971-06-11 Fotografische oder kinematografische Kamera

Publications (2)

Publication Number Publication Date
DE2128992A1 DE2128992A1 (de) 1973-01-04
DE2128992B2 true DE2128992B2 (de) 1979-02-15

Family

ID=5810484

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2128992A Ceased DE2128992B2 (de) 1971-06-11 1971-06-11 Fotografische oder kinematografische Kamera

Country Status (4)

Country Link
US (1) US3727527A (enExample)
DE (1) DE2128992B2 (enExample)
FR (1) FR2141179A5 (enExample)
GB (1) GB1393946A (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672457A (en) * 1970-12-28 1987-06-09 Hyatt Gilbert P Scanner system
US5432526A (en) * 1970-12-28 1995-07-11 Hyatt; Gilbert P. Liquid crystal display having conductive cooling
US4471385A (en) * 1970-12-28 1984-09-11 Hyatt Gilbert P Electro-optical illumination control system
US5398041A (en) * 1970-12-28 1995-03-14 Hyatt; Gilbert P. Colored liquid crystal display having cooling
US4739396C1 (en) * 1970-12-28 2002-07-09 Gilbert P Hyatt Projection display system
US3818495A (en) * 1972-02-28 1974-06-18 Fuji Photo Optical Co Ltd Exposure value indicating means for photographic camera
US4342906A (en) * 1973-06-04 1982-08-03 Hyatt Gilbert P Pulse width modulated feedback arrangement for illumination control
US3834794A (en) * 1973-06-28 1974-09-10 Beckman Instruments Inc Liquid crystal electric field sensing measurement and display device
JPS5034534A (enExample) * 1973-07-28 1975-04-02
JPS50143496A (enExample) * 1974-02-20 1975-11-18
JPS5921537B2 (ja) * 1974-03-29 1984-05-21 キヤノン株式会社 カメラの表示方式
JPS554817Y2 (enExample) * 1974-09-30 1980-02-05
JPS5160240U (enExample) * 1974-11-05 1976-05-12
US4030109A (en) * 1975-05-05 1977-06-14 Jenoptik Jena G.M.B.H. Apparatus for controlling a photogrammetrical camera
US4139278A (en) * 1975-07-31 1979-02-13 Canon Kabushiki Kaisha Liquid crystal display device
US4299462A (en) * 1975-08-09 1981-11-10 Canon Kabushiki Kaisha View finder device having liquid crystal cell
US4140378A (en) * 1975-08-09 1979-02-20 Canon Kabushiki Kaisha View finder device having liquid crystal cell
JPS5333132A (en) * 1976-09-09 1978-03-28 Canon Inc Illuminating device for camera display
JPS55111984A (en) * 1979-02-20 1980-08-29 Canon Kk Liquid crystal display unit
DE3030352A1 (de) * 1980-08-11 1982-04-22 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zur anzeige der werte zweier voneinander abhaengiger physikalischer groessen
US4290678A (en) * 1980-09-02 1981-09-22 Eastman Kodak Company Piezoelectric flash-ready indicator for photographic camera
US4656466A (en) * 1981-07-24 1987-04-07 Canon Kabushiki Kaisha Electro-optic display device
DE3142101A1 (de) * 1981-10-23 1983-05-05 Vdo Adolf Schindling Ag, 6000 Frankfurt Anzeigevorrichtung
US4488772A (en) * 1982-09-02 1984-12-18 Gte Automatic Electric Inc. Electro-optic indicating device
US4641922A (en) * 1983-08-26 1987-02-10 C-D Marketing, Ltd. Liquid crystal panel shade
US4750014A (en) * 1986-10-20 1988-06-07 Eastman Kodak Company Optical device
WO1993023725A1 (en) * 1992-05-14 1993-11-25 Denove Thomas F Lcd bargraph motion picture light meter
DE4342830C1 (de) * 1993-12-15 1995-04-20 Haeusler Gerd Vorrichtung zur Erzeugung streifenartiger Lichtmuster
RU2328750C2 (ru) 2003-02-24 2008-07-10 Абб Рисерч Лтд Жидкокристаллический индикатор наличия напряжения
PL200350B1 (pl) * 2003-02-24 2008-12-31 Abb Spo & Lstrok Ka Z Ogranicz Ciekłokrystaliczny wskaźnik obecności i/lub wielkości napięcia
PL204781B1 (pl) * 2004-08-18 2010-02-26 Abb Spo & Lstrok Ka Z Ogranicz Wskaźnik obecności napięcia przemiennego
IL176673A0 (en) * 2006-07-03 2007-07-04 Fermon Israel A variably displayable mobile device keyboard
JP4963597B2 (ja) * 2006-11-30 2012-06-27 矢崎総業株式会社 表示装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096271A (en) * 1958-11-26 1963-07-02 Burroughs Corp Data display device
US3626410A (en) * 1969-07-11 1971-12-07 Gen Time Corp Moving indicator electrochemical display

Also Published As

Publication number Publication date
GB1393946A (en) 1975-05-14
DE2128992A1 (de) 1973-01-04
FR2141179A5 (enExample) 1973-01-19
US3727527A (en) 1973-04-17

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Legal Events

Date Code Title Description
OD Request for examination
BF Willingness to grant licences
8235 Patent refused