FR2335860A1 - Lentille grossissante - Google Patents

Lentille grossissante

Info

Publication number
FR2335860A1
FR2335860A1 FR7638136A FR7638136A FR2335860A1 FR 2335860 A1 FR2335860 A1 FR 2335860A1 FR 7638136 A FR7638136 A FR 7638136A FR 7638136 A FR7638136 A FR 7638136A FR 2335860 A1 FR2335860 A1 FR 2335860A1
Authority
FR
France
Prior art keywords
magnifying lens
magnifying
lens
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.)
Granted
Application number
FR7638136A
Other languages
English (en)
Other versions
FR2335860B1 (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.)
Qioptiq Ltd
Original Assignee
Pilkington PE 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 Pilkington PE Ltd filed Critical Pilkington PE Ltd
Publication of FR2335860A1 publication Critical patent/FR2335860A1/fr
Application granted granted Critical
Publication of FR2335860B1 publication Critical patent/FR2335860B1/fr
Granted 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
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/001—Eyepieces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
FR7638136A 1975-12-18 1976-12-17 Lentille grossissante Granted FR2335860A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB51923/75A GB1537276A (en) 1975-12-18 1975-12-18 Lenses

Publications (2)

Publication Number Publication Date
FR2335860A1 true FR2335860A1 (fr) 1977-07-15
FR2335860B1 FR2335860B1 (fr) 1982-04-02

Family

ID=10461946

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638136A Granted FR2335860A1 (fr) 1975-12-18 1976-12-17 Lentille grossissante

Country Status (5)

Country Link
US (1) US4183624A (fr)
DE (1) DE2657026A1 (fr)
FR (1) FR2335860A1 (fr)
GB (1) GB1537276A (fr)
NL (1) NL7613951A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392710A (en) 1979-11-22 1983-07-12 Pilkington P. E. Limited Optical apparatus
GB2185360B (en) * 1986-01-11 1989-10-25 Pilkington Perkin Elmer Ltd Display system
US4949978A (en) * 1988-11-25 1990-08-21 David Berner Magnifying device
US5151823A (en) * 1991-09-23 1992-09-29 Hughes Aircraft Company Biocular eyepiece optical system employing refractive and diffractive optical elements
JP3345971B2 (ja) * 1993-07-02 2002-11-18 株式会社ニコン 接眼レンズ
CN101609208B (zh) * 2009-07-20 2011-04-27 北京理工大学 目镜
DE102010001227A1 (de) * 2010-01-26 2011-07-28 Eschenbach Optik GmbH, 90409 Lupe
JP6187585B2 (ja) * 2013-05-08 2017-08-30 コニカミノルタ株式会社 変倍観察光学系
CN109212740B (zh) * 2016-07-14 2021-01-26 浙江舜宇光学有限公司 目镜
US10520720B2 (en) 2017-06-05 2019-12-31 United States Of America, As Represented By The Secretary Of The Army Large format biocular lens
CN108681033B (zh) * 2018-05-22 2019-10-29 德伽智能光电（镇江）有限公司 一种光学镜头
USD994744S1 (en) * 2020-12-01 2023-08-08 Mpnics Co., Ltd. Optical lens

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416442A (en) * 1943-04-23 1947-02-25 Polaroid Corp Optical system
US2549158A (en) * 1946-04-18 1951-04-17 Bertele Ludwig Wide-angle eyepiece lens system
US2862418A (en) * 1957-05-27 1958-12-02 Gen Scientific Corp Inverted telephoto objective
US3384434A (en) * 1965-04-02 1968-05-21 Army Usa Wide angle eyepiece with large eye relief
US3623791A (en) * 1970-01-08 1971-11-30 Olympus Optical Co Ultrawide field eyepiece
NL172892C (nl) * 1972-01-14 1983-11-01 Optische Ind De Oude Delft Nv Loupe.
US3922072A (en) * 1972-02-17 1975-11-25 Pilkington Perkin Elmer Ltd Biocular magnifying lenses

Also Published As

Publication number Publication date
FR2335860B1 (fr) 1982-04-02
NL7613951A (nl) 1977-06-21
DE2657026A1 (de) 1977-06-23
GB1537276A (en) 1978-12-29
US4183624A (en) 1980-01-15

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Legal Events

Date Code Title Description
ST Notification of lapse