FR1175538A - Portable periscope - Google Patents

Portable periscope

Info

Publication number
FR1175538A
FR1175538A FR1175538DA FR1175538A FR 1175538 A FR1175538 A FR 1175538A FR 1175538D A FR1175538D A FR 1175538DA FR 1175538 A FR1175538 A FR 1175538A
Authority
FR
France
Prior art keywords
portable periscope
periscope
portable
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)
Inventor
Louis-Auguste-Bernar Picois
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 filed Critical
Application granted granted Critical
Publication of FR1175538A publication Critical patent/FR1175538A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/1805—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for prisms
    • 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
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/08—Periscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
FR1175538D 1957-05-20 1957-05-20 Portable periscope Expired FR1175538A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1175538T 1957-05-20

Publications (1)

Publication Number Publication Date
FR1175538A true FR1175538A (en) 1959-03-27

Family

ID=9659214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1175538D Expired FR1175538A (en) 1957-05-20 1957-05-20 Portable periscope

Country Status (1)

Country Link
FR (1) FR1175538A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981346A (en) * 1988-11-17 1991-01-01 Mccalla-Lackey Associates, Inc. Collapsible portable periscope

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981346A (en) * 1988-11-17 1991-01-01 Mccalla-Lackey Associates, Inc. Collapsible portable periscope

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