FR324455A - Pochette-stéréoscope à foyer variable - Google Patents

Pochette-stéréoscope à foyer variable

Info

Publication number
FR324455A
FR324455A FR324455A FR324455DA FR324455A FR 324455 A FR324455 A FR 324455A FR 324455 A FR324455 A FR 324455A FR 324455D A FR324455D A FR 324455DA FR 324455 A FR324455 A FR 324455A
Authority
FR
France
Prior art keywords
stereoscope
pouch
variable focus
focus
variable
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
FR324455A
Other languages
English (en)
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.)
PHOTOGRAPHIE SOC IND DE
Original Assignee
PHOTOGRAPHIE SOC IND DE
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 PHOTOGRAPHIE SOC IND DE filed Critical PHOTOGRAPHIE SOC IND DE
Application granted granted Critical
Publication of FR324455A publication Critical patent/FR324455A/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
    • G02B30/37—Collapsible stereoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR324455A 1902-09-15 1902-09-15 Pochette-stéréoscope à foyer variable Expired FR324455A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR324455T 1902-09-15

Publications (1)

Publication Number Publication Date
FR324455A true FR324455A (fr) 1903-04-01

Family

ID=33427728

Family Applications (1)

Application Number Title Priority Date Filing Date
FR324455A Expired FR324455A (fr) 1902-09-15 1902-09-15 Pochette-stéréoscope à foyer variable

Country Status (1)

Country Link
FR (1) FR324455A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601619A (en) * 1949-03-31 1952-06-24 Peter B Loomis Optical viewer for films
US2821884A (en) * 1954-08-25 1958-02-04 Charles D Austin Stereoscopic viewer and card holder
US5940210A (en) * 1995-05-12 1999-08-17 Kassawat; Samer Collapsible stereoscopic viewer
GR1003291B (el) * 1998-08-07 2000-01-03 Αναδιπλουμενη κατασκευη για την παρατηρηση στερεοσκοπικων εικονων

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601619A (en) * 1949-03-31 1952-06-24 Peter B Loomis Optical viewer for films
US2821884A (en) * 1954-08-25 1958-02-04 Charles D Austin Stereoscopic viewer and card holder
US5940210A (en) * 1995-05-12 1999-08-17 Kassawat; Samer Collapsible stereoscopic viewer
GR1003291B (el) * 1998-08-07 2000-01-03 Αναδιπλουμενη κατασκευη για την παρατηρηση στερεοσκοπικων εικονων

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