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FR771654A - Further training with stereoscopic binoculars and other similar instruments - Google Patents

Further training with stereoscopic binoculars and other similar instruments

Info

Publication number
FR771654A
FR771654A FR771654DA FR771654A FR 771654 A FR771654 A FR 771654A FR 771654D A FR771654D A FR 771654DA FR 771654 A FR771654 A FR 771654A
Authority
FR
France
Prior art keywords
binoculars
stereoscopic
further training
similar instruments
instruments
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
Other languages
French (fr)
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.)
Optique et Precision de Levallois SA
Original Assignee
Optique et Precision de Levallois SA
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 Optique et Precision de Levallois SA filed Critical Optique et Precision de Levallois SA
Application granted granted Critical
Publication of FR771654A publication Critical patent/FR771654A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
    • G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR771654D 1933-07-11 1933-07-11 Further training with stereoscopic binoculars and other similar instruments Expired FR771654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR771654T 1933-07-11

Publications (1)

Publication Number Publication Date
FR771654A true FR771654A (en) 1934-10-13

Family

ID=9191447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771654D Expired FR771654A (en) 1933-07-11 1933-07-11 Further training with stereoscopic binoculars and other similar instruments

Country Status (1)

Country Link
FR (1) FR771654A (en)

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