FR2683332B1 - DEVICE FOR PRODUCING A BEAM WITH AN ELONGATED SECTION FROM A SOURCE, PARTICULARLY FOR LIGHTING A SCENE. - Google Patents

DEVICE FOR PRODUCING A BEAM WITH AN ELONGATED SECTION FROM A SOURCE, PARTICULARLY FOR LIGHTING A SCENE.

Info

Publication number
FR2683332B1
FR2683332B1 FR9113620A FR9113620A FR2683332B1 FR 2683332 B1 FR2683332 B1 FR 2683332B1 FR 9113620 A FR9113620 A FR 9113620A FR 9113620 A FR9113620 A FR 9113620A FR 2683332 B1 FR2683332 B1 FR 2683332B1
Authority
FR
France
Prior art keywords
scene
lighting
producing
source
elongated section
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
FR9113620A
Other languages
French (fr)
Other versions
FR2683332A1 (en
Inventor
Didier Leclercq
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9113620A priority Critical patent/FR2683332B1/en
Publication of FR2683332A1 publication Critical patent/FR2683332A1/en
Application granted granted Critical
Publication of FR2683332B1 publication Critical patent/FR2683332B1/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR9113620A 1991-11-05 1991-11-05 DEVICE FOR PRODUCING A BEAM WITH AN ELONGATED SECTION FROM A SOURCE, PARTICULARLY FOR LIGHTING A SCENE. Expired - Fee Related FR2683332B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9113620A FR2683332B1 (en) 1991-11-05 1991-11-05 DEVICE FOR PRODUCING A BEAM WITH AN ELONGATED SECTION FROM A SOURCE, PARTICULARLY FOR LIGHTING A SCENE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9113620A FR2683332B1 (en) 1991-11-05 1991-11-05 DEVICE FOR PRODUCING A BEAM WITH AN ELONGATED SECTION FROM A SOURCE, PARTICULARLY FOR LIGHTING A SCENE.

Publications (2)

Publication Number Publication Date
FR2683332A1 FR2683332A1 (en) 1993-05-07
FR2683332B1 true FR2683332B1 (en) 1995-01-06

Family

ID=9418620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9113620A Expired - Fee Related FR2683332B1 (en) 1991-11-05 1991-11-05 DEVICE FOR PRODUCING A BEAM WITH AN ELONGATED SECTION FROM A SOURCE, PARTICULARLY FOR LIGHTING A SCENE.

Country Status (1)

Country Link
FR (1) FR2683332B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2643755B2 (en) * 1993-02-26 1997-08-20 株式会社日立製作所 Liquid crystal display

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1947566A (en) * 1931-04-06 1934-02-20 Rca Corp Optical system
US2577756A (en) * 1946-06-03 1951-12-11 Thomas T Harrington Color television
JPS59228621A (en) * 1983-06-10 1984-12-22 Ishikawajima Harima Heavy Ind Co Ltd Slit projector
JPH0535388Y2 (en) * 1985-07-29 1993-09-08
JPH02309389A (en) * 1989-05-25 1990-12-25 Seiko Epson Corp Projection type display device

Also Published As

Publication number Publication date
FR2683332A1 (en) 1993-05-07

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Legal Events

Date Code Title Description
ST Notification of lapse