FR506780A - Advanced training with prism binoculars - Google Patents

Advanced training with prism binoculars

Info

Publication number
FR506780A
FR506780A FR506780A FR506780DA FR506780A FR 506780 A FR506780 A FR 506780A FR 506780 A FR506780 A FR 506780A FR 506780D A FR506780D A FR 506780DA FR 506780 A FR506780 A FR 506780A
Authority
FR
France
Prior art keywords
advanced training
prism binoculars
binoculars
prism
training
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
FR506780A
Other languages
French (fr)
Inventor
Henry Barnard
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.)
HENRY BARNARD
Original Assignee
HENRY BARNARD
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 HENRY BARNARD filed Critical HENRY BARNARD
Application granted granted Critical
Publication of FR506780A publication Critical patent/FR506780A/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)
FR506780A 1919-02-14 1919-02-14 Advanced training with prism binoculars Expired FR506780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR506780T 1919-02-14

Publications (1)

Publication Number Publication Date
FR506780A true FR506780A (en) 1920-08-30

Family

ID=8909326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR506780A Expired FR506780A (en) 1919-02-14 1919-02-14 Advanced training with prism binoculars

Country Status (1)

Country Link
FR (1) FR506780A (en)

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