FR2495337B1 - BINOCULAR EYEWEAR WITH VARIABLE MAGNIFICATION - Google Patents

BINOCULAR EYEWEAR WITH VARIABLE MAGNIFICATION

Info

Publication number
FR2495337B1
FR2495337B1 FR8025532A FR8025532A FR2495337B1 FR 2495337 B1 FR2495337 B1 FR 2495337B1 FR 8025532 A FR8025532 A FR 8025532A FR 8025532 A FR8025532 A FR 8025532A FR 2495337 B1 FR2495337 B1 FR 2495337B1
Authority
FR
France
Prior art keywords
variable magnification
eyewear
binocular
binocular eyewear
magnification
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
FR8025532A
Other languages
French (fr)
Other versions
FR2495337A1 (en
Inventor
Andre Masson
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.)
Pierre Angenieux SA
Original Assignee
Pierre Angenieux SA
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 Pierre Angenieux SA filed Critical Pierre Angenieux SA
Priority to FR8025532A priority Critical patent/FR2495337B1/en
Publication of FR2495337A1 publication Critical patent/FR2495337A1/en
Application granted granted Critical
Publication of FR2495337B1 publication Critical patent/FR2495337B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part
    • G02B15/06—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part by changing the front part
    • 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
FR8025532A 1980-12-02 1980-12-02 BINOCULAR EYEWEAR WITH VARIABLE MAGNIFICATION Expired FR2495337B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8025532A FR2495337B1 (en) 1980-12-02 1980-12-02 BINOCULAR EYEWEAR WITH VARIABLE MAGNIFICATION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8025532A FR2495337B1 (en) 1980-12-02 1980-12-02 BINOCULAR EYEWEAR WITH VARIABLE MAGNIFICATION

Publications (2)

Publication Number Publication Date
FR2495337A1 FR2495337A1 (en) 1982-06-04
FR2495337B1 true FR2495337B1 (en) 1986-07-04

Family

ID=9248564

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025532A Expired FR2495337B1 (en) 1980-12-02 1980-12-02 BINOCULAR EYEWEAR WITH VARIABLE MAGNIFICATION

Country Status (1)

Country Link
FR (1) FR2495337B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3875742B2 (en) * 1996-04-11 2007-01-31 ペンタックス株式会社 Polar axis telescope converter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR395535A (en) * 1908-10-21 1909-03-04 Schweizer A Folding binoculars in combination with an electric flashlight
GB191104005A (en) * 1911-02-16 1912-02-15 Howard Grubb Improvements in Telescopic Apparatus.
FR822403A (en) * 1936-09-04 1937-12-30 Soc Optique Mec Haute Prec Optical magnification change device
FR1230406A (en) * 1950-01-31 1960-09-15 Sagem Improvements made to optical observation devices, in particular to periscopic binocular spotting scopes
DE2046416A1 (en) * 1970-09-19 1972-03-23 Fa Carl Zeiss, 7920 Heidenheim Hand-held telescope, especially prism telescope, with a magnification change

Also Published As

Publication number Publication date
FR2495337A1 (en) 1982-06-04

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