FR67038E - Improvements to portable optical devices - Google Patents

Improvements to portable optical devices

Info

Publication number
FR67038E
FR67038E FR67038DA FR67038E FR 67038 E FR67038 E FR 67038E FR 67038D A FR67038D A FR 67038DA FR 67038 E FR67038 E FR 67038E
Authority
FR
France
Prior art keywords
optical devices
portable optical
portable
devices
optical
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.)
HYGIENE SCIENT HYGISCIENT LAB
Original Assignee
HYGIENE SCIENT HYGISCIENT LAB
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 HYGIENE SCIENT HYGISCIENT LAB filed Critical HYGIENE SCIENT HYGISCIENT LAB
Application granted granted Critical
Publication of FR67038E publication Critical patent/FR67038E/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
    • 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)
FR67038D 1954-07-26 1954-10-27 Improvements to portable optical devices Expired FR67038E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1113768T 1954-07-26
FR67038T 1954-10-27

Publications (1)

Publication Number Publication Date
FR67038E true FR67038E (en) 1957-11-04

Family

ID=62495295

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1113768D Expired FR1113768A (en) 1954-07-26 1954-07-26 Improvements to portable optical devices
FR67038D Expired FR67038E (en) 1954-07-26 1954-10-27 Improvements to portable optical devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1113768D Expired FR1113768A (en) 1954-07-26 1954-07-26 Improvements to portable optical devices

Country Status (1)

Country Link
FR (2) FR1113768A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198114A (en) * 1977-01-26 1980-04-15 Createchnic Patent Ag Magnifying optical system
EP0076012A2 (en) * 1981-09-24 1983-04-06 Pilkington P.E. Limited Improvements in or relating to head mounting apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119653B (en) * 1956-12-01 1961-12-14 Dresden Feinmess Stereo camera with viewfinder device
US4660943A (en) * 1984-12-17 1987-04-28 Gec Avionics Limited Night vision systems

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198114A (en) * 1977-01-26 1980-04-15 Createchnic Patent Ag Magnifying optical system
EP0076012A2 (en) * 1981-09-24 1983-04-06 Pilkington P.E. Limited Improvements in or relating to head mounting apparatus

Also Published As

Publication number Publication date
FR1113768A (en) 1956-04-04

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