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FR808777A - colored screens for stereoscopic projections and their method of obtaining - Google Patents

colored screens for stereoscopic projections and their method of obtaining

Info

Publication number
FR808777A
FR808777A FR808777DA FR808777A FR 808777 A FR808777 A FR 808777A FR 808777D A FR808777D A FR 808777DA FR 808777 A FR808777 A FR 808777A
Authority
FR
France
Prior art keywords
obtaining
stereoscopic projections
colored screens
screens
colored
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
Louis Lumiere
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 FR808777A publication Critical patent/FR808777A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/104—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having spectral characteristics for purposes other than sun-protection

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR808777D 1935-11-04 1935-11-04 colored screens for stereoscopic projections and their method of obtaining Expired FR808777A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR808777T 1935-11-04

Publications (1)

Publication Number Publication Date
FR808777A true FR808777A (en) 1937-02-15

Family

ID=9253141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR808777D Expired FR808777A (en) 1935-11-04 1935-11-04 colored screens for stereoscopic projections and their method of obtaining

Country Status (1)

Country Link
FR (1) FR808777A (en)

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