FR328474A - Pocket postcard stereoscope - Google Patents

Pocket postcard stereoscope

Info

Publication number
FR328474A
FR328474A FR328474A FR328474DA FR328474A FR 328474 A FR328474 A FR 328474A FR 328474 A FR328474 A FR 328474A FR 328474D A FR328474D A FR 328474DA FR 328474 A FR328474 A FR 328474A
Authority
FR
France
Prior art keywords
stereoscope
postcard
pocket
postcard stereoscope
pocket postcard
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
FR328474A
Other languages
French (fr)
Inventor
Charles Lepine
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 FR328474A publication Critical patent/FR328474A/en
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. 3D slide viewers
    • G02B30/37—Collapsible stereoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR328474A 1903-01-19 1903-01-19 Pocket postcard stereoscope Expired FR328474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR328474T 1903-01-19

Publications (1)

Publication Number Publication Date
FR328474A true FR328474A (en) 1903-07-11

Family

ID=1378376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR328474A Expired FR328474A (en) 1903-01-19 1903-01-19 Pocket postcard stereoscope

Country Status (1)

Country Link
FR (1) FR328474A (en)

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