FR805284A - Lighting device for projection of narrow films - Google Patents

Lighting device for projection of narrow films

Info

Publication number
FR805284A
FR805284A FR805284DA FR805284A FR 805284 A FR805284 A FR 805284A FR 805284D A FR805284D A FR 805284DA FR 805284 A FR805284 A FR 805284A
Authority
FR
France
Prior art keywords
projection
lighting device
narrow films
films
narrow
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
French (fr)
Inventor
Carl Jost
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 filed Critical
Application granted granted Critical
Publication of FR805284A publication Critical patent/FR805284A/en
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
    • G03B21/202—Incandescent light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR805284D 1935-05-31 1936-04-24 Lighting device for projection of narrow films Expired FR805284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE805284X 1935-05-31

Publications (1)

Publication Number Publication Date
FR805284A true FR805284A (en) 1936-11-16

Family

ID=6722311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR805284D Expired FR805284A (en) 1935-05-31 1936-04-24 Lighting device for projection of narrow films

Country Status (1)

Country Link
FR (1) FR805284A (en)

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