FR756984A - Adjustable eyecup for variable spacing binoculars and other optical instruments - Google Patents

Adjustable eyecup for variable spacing binoculars and other optical instruments

Info

Publication number
FR756984A
FR756984A FR756984DA FR756984A FR 756984 A FR756984 A FR 756984A FR 756984D A FR756984D A FR 756984DA FR 756984 A FR756984 A FR 756984A
Authority
FR
France
Prior art keywords
eyecup
binoculars
adjustable
optical instruments
variable spacing
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.)
PETOT FRERES ETS
Original Assignee
PETOT FRERES ETS
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 PETOT FRERES ETS filed Critical PETOT FRERES ETS
Application granted granted Critical
Publication of FR756984A publication Critical patent/FR756984A/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)
FR756984D 1933-06-14 1933-06-14 Adjustable eyecup for variable spacing binoculars and other optical instruments Expired FR756984A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR756984T 1933-06-14

Publications (1)

Publication Number Publication Date
FR756984A true FR756984A (en) 1933-12-18

Family

ID=9165878

Family Applications (1)

Application Number Title Priority Date Filing Date
FR756984D Expired FR756984A (en) 1933-06-14 1933-06-14 Adjustable eyecup for variable spacing binoculars and other optical instruments

Country Status (1)

Country Link
FR (1) FR756984A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550352A1 (en) * 1983-08-05 1985-02-08 Essilor Int Adjustable eyepiece for an optical instrument.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550352A1 (en) * 1983-08-05 1985-02-08 Essilor Int Adjustable eyepiece for an optical instrument.

Similar Documents

Publication Publication Date Title
FR738603A (en) Liquid transmission, continuously adjustable
FR756984A (en) Adjustable eyecup for variable spacing binoculars and other optical instruments
FR728806A (en) Support with variable orientation for parasols and others
FR738533A (en) Liftable and adjustable glasses
FR756598A (en) Fixed parasol with adjustable dome tilt
FR805328A (en) Indirect vision optical device
FR823183A (en) Optical device for panoramic telescopes and the like
FR755818A (en) Improvements in optical instruments
FR786972A (en) Adjustable flow sprinkler
FR837338A (en) Improvements in optical prism instruments
FR851297A (en) Wide-draw eyepiece for optical devices
FR755987A (en) Binoculars or spotting scopes and camera combined
FR770340A (en) Combined variable action balancing device
FR829377A (en) Optical illusion attraction
FR756927A (en) Rangefinder with invariable tilt of the observer's gaze direction
FR868920A (en) Further training in optical observation instruments
FR868921A (en) Further training in optical observation instruments
FR831045A (en) Support device with adjustable position for exhibition shelves and others
FR884310A (en) Further training in optical equipment for illuminated projectors
FR927493A (en) Further training in optical observation instruments
FR793278A (en) Improvements to mounts for optical observation instruments
FR751094A (en) Additional device for optical observation instruments
FR756437A (en) screen for fixed or cinematographic projections giving the viewer the impression of relief
FR825914A (en) Portable strobe with binocular vision and sharpness and brightness adjustment
FR817988A (en) Enhancements to optical devices for television and other applications