FR927708A - Improvements to optical observation devices - Google Patents

Improvements to optical observation devices

Info

Publication number
FR927708A
FR927708A FR927708DA FR927708A FR 927708 A FR927708 A FR 927708A FR 927708D A FR927708D A FR 927708DA FR 927708 A FR927708 A FR 927708A
Authority
FR
France
Prior art keywords
optical observation
observation devices
devices
optical
observation
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.)
Thales Optronics Ltd
Original Assignee
Thales Optronics Ltd
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 Thales Optronics Ltd filed Critical Thales Optronics Ltd
Application granted granted Critical
Publication of FR927708A publication Critical patent/FR927708A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR927708D 1940-05-18 1946-06-06 Improvements to optical observation devices Expired FR927708A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB927708X 1940-05-18

Publications (1)

Publication Number Publication Date
FR927708A true FR927708A (en) 1947-11-07

Family

ID=10728014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR927708D Expired FR927708A (en) 1940-05-18 1946-06-06 Improvements to optical observation devices

Country Status (1)

Country Link
FR (1) FR927708A (en)

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