FR872295A - Lighting device for cinematographic projectors with optical compensation - Google Patents

Lighting device for cinematographic projectors with optical compensation

Info

Publication number
FR872295A
FR872295A FR872295DA FR872295A FR 872295 A FR872295 A FR 872295A FR 872295D A FR872295D A FR 872295DA FR 872295 A FR872295 A FR 872295A
Authority
FR
France
Prior art keywords
lighting device
optical compensation
cinematographic projectors
cinematographic
projectors
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)
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.)
Tobis Tonbild Syndikat GmbH
Original Assignee
Tobis Tonbild Syndikat GmbH
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 Tobis Tonbild Syndikat GmbH filed Critical Tobis Tonbild Syndikat GmbH
Application granted granted Critical
Publication of FR872295A publication Critical patent/FR872295A/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
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR872295D 1940-06-07 1941-05-20 Lighting device for cinematographic projectors with optical compensation Expired FR872295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE872295X 1940-06-07

Publications (1)

Publication Number Publication Date
FR872295A true FR872295A (en) 1942-06-03

Family

ID=6815981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR872295D Expired FR872295A (en) 1940-06-07 1941-05-20 Lighting device for cinematographic projectors with optical compensation

Country Status (1)

Country Link
FR (1) FR872295A (en)

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