FR18765E - Jouet optique - Google Patents

Jouet optique

Info

Publication number
FR18765E
FR18765E FR18765A FR18765DA FR18765E FR 18765 E FR18765 E FR 18765E FR 18765 A FR18765 A FR 18765A FR 18765D A FR18765D A FR 18765DA FR 18765 E FR18765 E FR 18765E
Authority
FR
France
Prior art keywords
optical toy
toy
optical
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
FR18765A
Other languages
English (en)
Inventor
Georges Dreyfus
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 FR18765E publication Critical patent/FR18765E/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
    • G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. three-dimensional [3D] slide viewers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR18765A 1913-04-02 1913-12-29 Jouet optique Expired FR18765E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR467644T 1913-04-02
FR18765T 1913-12-29

Publications (1)

Publication Number Publication Date
FR18765E true FR18765E (fr) 1914-07-04

Family

ID=1360075

Family Applications (1)

Application Number Title Priority Date Filing Date
FR18765A Expired FR18765E (fr) 1913-04-02 1913-12-29 Jouet optique

Country Status (1)

Country Link
FR (1) FR18765E (fr)

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