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FR532304A - Dispositif concentrateur de lumière - Google Patents

Dispositif concentrateur de lumière

Info

Publication number
FR532304A
FR532304A FR532304DA FR532304A FR 532304 A FR532304 A FR 532304A FR 532304D A FR532304D A FR 532304DA FR 532304 A FR532304 A FR 532304A
Authority
FR
France
Prior art keywords
light concentrator
concentrator device
light
concentrator
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
English (en)
Inventor
Casimir De Proszinski
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 FR532304A publication Critical patent/FR532304A/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
    • 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
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR532304D 1916-11-04 1921-03-18 Dispositif concentrateur de lumière Expired FR532304A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US532304XA 1916-11-04 1916-11-04

Publications (1)

Publication Number Publication Date
FR532304A true FR532304A (fr) 1922-02-01

Family

ID=21982781

Family Applications (1)

Application Number Title Priority Date Filing Date
FR532304D Expired FR532304A (fr) 1916-11-04 1921-03-18 Dispositif concentrateur de lumière

Country Status (1)

Country Link
FR (1) FR532304A (fr)

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