FR418783A - Devices for automatic framing of square or rectangular shape with variable dimensions, homologous and adjustable of the positives in the stereoscope - Google Patents

Devices for automatic framing of square or rectangular shape with variable dimensions, homologous and adjustable of the positives in the stereoscope

Info

Publication number
FR418783A
FR418783A FR418783A FR418783DA FR418783A FR 418783 A FR418783 A FR 418783A FR 418783 A FR418783 A FR 418783A FR 418783D A FR418783D A FR 418783DA FR 418783 A FR418783 A FR 418783A
Authority
FR
France
Prior art keywords
stereoscope
positives
homologous
adjustable
square
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
FR418783A
Other languages
French (fr)
Inventor
Auguste Bouffard
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.)
AUGUSTE BOUFFARD
Original Assignee
AUGUSTE BOUFFARD
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 AUGUSTE BOUFFARD filed Critical AUGUSTE BOUFFARD
Application granted granted Critical
Publication of FR418783A publication Critical patent/FR418783A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR418783A 1910-07-28 1910-07-28 Devices for automatic framing of square or rectangular shape with variable dimensions, homologous and adjustable of the positives in the stereoscope Expired FR418783A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR418783T 1910-07-28

Publications (1)

Publication Number Publication Date
FR418783A true FR418783A (en) 1910-12-19

Family

ID=1462068

Family Applications (1)

Application Number Title Priority Date Filing Date
FR418783A Expired FR418783A (en) 1910-07-28 1910-07-28 Devices for automatic framing of square or rectangular shape with variable dimensions, homologous and adjustable of the positives in the stereoscope

Country Status (1)

Country Link
FR (1) FR418783A (en)

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