FR971720A - Viseur pour appareil de prise de vues de télévision - Google Patents

Viseur pour appareil de prise de vues de télévision

Info

Publication number
FR971720A
FR971720A FR971720DA FR971720A FR 971720 A FR971720 A FR 971720A FR 971720D A FR971720D A FR 971720DA FR 971720 A FR971720 A FR 971720A
Authority
FR
France
Prior art keywords
viewfinder
television camera
television
camera
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
Other languages
English (en)
French (fr)
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.)
Pye Electronic Products Ltd
Original Assignee
Pye 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 Pye Ltd filed Critical Pye Ltd
Application granted granted Critical
Publication of FR971720A publication Critical patent/FR971720A/fr
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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/02—Viewfinders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
FR971720D 1947-07-04 1948-09-17 Viseur pour appareil de prise de vues de télévision Expired FR971720A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17651/47A GB632726A (en) 1947-07-04 1947-07-04 View finder for television cameras

Publications (1)

Publication Number Publication Date
FR971720A true FR971720A (fr) 1951-01-22

Family

ID=10098887

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971720D Expired FR971720A (fr) 1947-07-04 1948-09-17 Viseur pour appareil de prise de vues de télévision

Country Status (4)

Country Link
US (1) US2526144A (en, 2012)
BE (1) BE484944A (en, 2012)
FR (1) FR971720A (en, 2012)
GB (1) GB632726A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485311A1 (fr) * 1980-04-30 1981-12-24 Victor Company Of Japan Camera de television munie d'un viseur electronique

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2725423A (en) * 1951-02-28 1955-11-29 Rca Corp Apparatus for positioning television images in multiple camera systems
US3921189A (en) * 1974-10-11 1975-11-18 Albert F Gallistel Zoom lens view finder systems
JPH0618323Y2 (ja) * 1988-10-04 1994-05-11 旭光学工業株式会社 レンズシャッタタイプズームレンズカメラ
JPH0721605B2 (ja) * 1988-10-04 1995-03-08 旭光学工業株式会社 電子スチルカメラ
CN2847326Y (zh) * 2005-10-13 2006-12-13 八航实业股份有限公司 具有照相功能的摄影机的光学取景器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE429676A (en, 2012) * 1937-08-14
US2403628A (en) * 1944-04-25 1946-07-09 Rca Corp Television pickup control system
FR914843A (en, 2012) * 1944-06-20 1900-01-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485311A1 (fr) * 1980-04-30 1981-12-24 Victor Company Of Japan Camera de television munie d'un viseur electronique

Also Published As

Publication number Publication date
US2526144A (en) 1950-10-17
GB632726A (en) 1949-12-05
BE484944A (en, 2012) 1948-10-15

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