FR22938E - Dispositif de projection en relief - Google Patents

Dispositif de projection en relief

Info

Publication number
FR22938E
FR22938E FR22938A FR22938DA FR22938E FR 22938 E FR22938 E FR 22938E FR 22938 A FR22938 A FR 22938A FR 22938D A FR22938D A FR 22938DA FR 22938 E FR22938 E FR 22938E
Authority
FR
France
Prior art keywords
projection device
relief projection
relief
projection
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
FR22938A
Other languages
English (en)
Inventor
Pierre-Marie-Gabriel Toulon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR22938E publication Critical patent/FR22938E/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
    • G02B30/25—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type using polarisation techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR22938A 1919-12-23 1919-12-23 Dispositif de projection en relief Expired FR22938E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR22938T 1919-12-23

Publications (1)

Publication Number Publication Date
FR22938E true FR22938E (fr) 1921-09-06

Family

ID=8661738

Family Applications (1)

Application Number Title Priority Date Filing Date
FR22938A Expired FR22938E (fr) 1919-12-23 1919-12-23 Dispositif de projection en relief

Country Status (1)

Country Link
FR (1) FR22938E (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538124A (en) * 1948-10-30 1951-01-16 Worcester Film Corp Apparatus for projecting stereopicture slides
US2598573A (en) * 1949-12-05 1952-05-27 Harold R Lutes Dual stereoscopic projector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538124A (en) * 1948-10-30 1951-01-16 Worcester Film Corp Apparatus for projecting stereopicture slides
US2598573A (en) * 1949-12-05 1952-05-27 Harold R Lutes Dual stereoscopic projector

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