FR1139901A - Caméra équipée d'un tube analyseur et d'un objectif à ouverture relative réglable - Google Patents

Caméra équipée d'un tube analyseur et d'un objectif à ouverture relative réglable

Info

Publication number: FR1139901A
Authority: FR; France
Prior art keywords: objective; adjustable relative; camera equipped; relative aperture; analyzer tube
Prior art date: 1954-11-16
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

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1954-11-16

Filing date

1955-11-15

Publication date

1957-07-08

1955-11-15 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1957-07-08 Application granted granted Critical

1957-07-08 Publication of FR1139901A publication Critical patent/FR1139901A/fr

Status Expired legal-status Critical Current

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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
- G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
- G03B9/18—More than two members
- G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type
- 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
- G03B19/00—Cameras
- G03B19/18—Motion-picture cameras
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Blocking Light For Cameras (AREA)
Mechanical Light Control Or Optical Switches (AREA)

FR1139901D 1954-11-16 1955-11-15 Caméra équipée d'un tube analyseur et d'un objectif à ouverture relative réglable Expired FR1139901A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL783040X		1954-11-16

Publications (1)

Publication Number	Publication Date
FR1139901A true FR1139901A (fr)	1957-07-08

Family

ID=19832202

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1139901D Expired FR1139901A (fr)	1954-11-16	1955-11-15	Caméra équipée d'un tube analyseur et d'un objectif à ouverture relative réglable

Country Status (4)

Country	Link
US (1)	US2868100A (fr)
DE (1)	DE1016300B (fr)
FR (1)	FR1139901A (fr)
GB (1)	GB783040A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3071292A (en) *	1958-08-01	1963-01-01	Automatic Canteen Co	Adjustable cup dispenser
US7969673B2 (en) *	2008-11-11	2011-06-28	Phokus Research Group, Llc	Night vision instrument focus device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB444074A (en) *	1934-09-12	1936-03-12	Cecil Oswald Browne	Improvements in or relating to television
US2431824A (en) *	1943-05-13	1947-12-02	Rca Corp	Automatic volume control regulation of light intensity on camera tube

1955
- 1955-10-26 US US542993A patent/US2868100A/en not_active Expired - Lifetime
- 1955-11-11 GB GB32305/55A patent/GB783040A/en not_active Expired
- 1955-11-12 DE DEN11438A patent/DE1016300B/de active Pending
- 1955-11-15 FR FR1139901D patent/FR1139901A/fr not_active Expired

Also Published As

Publication number	Publication date
GB783040A (en)	1957-09-18
US2868100A (en)	1959-01-13
DE1016300B (de)	1957-09-26

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