FR2581211B1 - Dispositif de projection de diapositives a source de lumiere au xenon munie d'une lentille convergente - Google Patents

Dispositif de projection de diapositives a source de lumiere au xenon munie d'une lentille convergente

Info

Publication number
FR2581211B1
FR2581211B1 FR8506360A FR8506360A FR2581211B1 FR 2581211 B1 FR2581211 B1 FR 2581211B1 FR 8506360 A FR8506360 A FR 8506360A FR 8506360 A FR8506360 A FR 8506360A FR 2581211 B1 FR2581211 B1 FR 2581211B1
Authority
FR
France
Prior art keywords
light source
source provided
convergent lens
xenon light
projecting slides
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
FR8506360A
Other languages
English (en)
Other versions
FR2581211A1 (fr
Inventor
Yves Louis Jean Ruellan
Jacques Albert Sabater
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.)
Hardware
Original Assignee
Hardware
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 Hardware filed Critical Hardware
Priority to FR8506360A priority Critical patent/FR2581211B1/fr
Publication of FR2581211A1 publication Critical patent/FR2581211A1/fr
Application granted granted Critical
Publication of FR2581211B1 publication Critical patent/FR2581211B1/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2026—Gas discharge type light sources, e.g. arcs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Projection Apparatus (AREA)
FR8506360A 1985-04-25 1985-04-25 Dispositif de projection de diapositives a source de lumiere au xenon munie d'une lentille convergente Expired FR2581211B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8506360A FR2581211B1 (fr) 1985-04-25 1985-04-25 Dispositif de projection de diapositives a source de lumiere au xenon munie d'une lentille convergente

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8506360A FR2581211B1 (fr) 1985-04-25 1985-04-25 Dispositif de projection de diapositives a source de lumiere au xenon munie d'une lentille convergente

Publications (2)

Publication Number Publication Date
FR2581211A1 FR2581211A1 (fr) 1986-10-31
FR2581211B1 true FR2581211B1 (fr) 1987-10-30

Family

ID=9318699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8506360A Expired FR2581211B1 (fr) 1985-04-25 1985-04-25 Dispositif de projection de diapositives a source de lumiere au xenon munie d'une lentille convergente

Country Status (1)

Country Link
FR (1) FR2581211B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666421B1 (fr) * 1990-09-05 1993-06-11 Ruellan Yves Projecteur a arc au xenon de forte puissance.
EP1139014A3 (fr) * 2000-03-31 2003-03-12 Seiko Epson Corporation Source de lumière, système optique d'éclairage et projecteur l'utilisant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1163139B (de) * 1962-03-30 1964-02-13 Bauer Eugen Gmbh Bildwerfer mit einer Hochdruck-Gasentladungslampe und einem Rueckspiegel
US3240118A (en) * 1962-11-21 1966-03-15 Mrs Louis Bose Dual slide projector apparatus for producing transition effects
US3720460A (en) * 1971-04-19 1973-03-13 Optical Radiation Corp Projection light source and optical system
DE3334459C2 (de) * 1983-09-23 1993-10-21 Bosch Gmbh Robert Reflektor für einen Abblendlichtscheinwerfer für Kraftfahrzeuge

Also Published As

Publication number Publication date
FR2581211A1 (fr) 1986-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse