IT1172851B - Telescopio afocale a rifrazione - Google Patents

Telescopio afocale a rifrazione

Info

Publication number
IT1172851B
IT1172851B IT68234/81A IT6823481A IT1172851B IT 1172851 B IT1172851 B IT 1172851B IT 68234/81 A IT68234/81 A IT 68234/81A IT 6823481 A IT6823481 A IT 6823481A IT 1172851 B IT1172851 B IT 1172851B
Authority
IT
Italy
Prior art keywords
afocal
telescope
refraction
refraction telescope
afocal refraction
Prior art date
Application number
IT68234/81A
Other languages
English (en)
Other versions
IT8168234A0 (it
Inventor
Alexander Neil Iain
Original Assignee
Barr & Stroud 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 Barr & Stroud Ltd filed Critical Barr & Stroud Ltd
Publication of IT8168234A0 publication Critical patent/IT8168234A0/it
Application granted granted Critical
Publication of IT1172851B publication Critical patent/IT1172851B/it

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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
  • Telescopes (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Compositions Of Oxide Ceramics (AREA)
IT68234/81A 1980-10-08 1981-09-24 Telescopio afocale a rifrazione IT1172851B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8032397 1980-10-08

Publications (2)

Publication Number Publication Date
IT8168234A0 IT8168234A0 (it) 1981-09-24
IT1172851B true IT1172851B (it) 1987-06-18

Family

ID=10516547

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68234/81A IT1172851B (it) 1980-10-08 1981-09-24 Telescopio afocale a rifrazione

Country Status (10)

Country Link
US (1) US4479695A (it)
BE (1) BE890655A (it)
CH (1) CH656012A5 (it)
DE (1) DE3138818A1 (it)
FR (1) FR2491635A1 (it)
IN (1) IN154125B (it)
IT (1) IT1172851B (it)
NL (1) NL8104194A (it)
NO (1) NO813396L (it)
SE (1) SE453868B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682862A (en) * 1986-01-17 1987-07-28 U.S. Precision Lens Incorporated Projection lens
US4776681A (en) * 1986-01-17 1988-10-11 U.S. Precision Lens, Incorporated Projection lens
US4685774A (en) * 1986-01-17 1987-08-11 U.S. Precision Lens, Incorporated Projection lens
US4802717A (en) * 1986-04-21 1989-02-07 Hughes Aircraft Company Infrared afocal zoom telescope
US5055683A (en) * 1989-12-15 1991-10-08 Mccracken William L Line scanner
US5493441A (en) * 1994-01-13 1996-02-20 Texas Instruments Incorporated Infrared continuous zoom telescope using diffractive optics
JP3427461B2 (ja) * 1994-02-18 2003-07-14 株式会社ニコン 再結像光学系
US5796514A (en) * 1996-03-04 1998-08-18 Raytheon Ti Systems, Inc. Infrared zoom lens assembly having a variable F/number
GB9809739D0 (en) * 1998-05-08 1998-07-08 Pilkington Perkin Elmer Ltd Afocal telescope
GB9809736D0 (en) 1998-05-08 1998-07-08 Pilkington Perkin Elmer Ltd Objective lens system
GB9809738D0 (en) 1998-05-08 1998-07-08 Pilkington Perkin Elmer Ltd Optical systems
US5933272A (en) * 1998-05-28 1999-08-03 The United States Of America As Represented By The Secretary Of The Army Dual field of view afocal
EP1662278A1 (de) * 2004-11-27 2006-05-31 Leica Geosystems AG Plankonvex- oder Plankonkavlinse mit damit verbundenem Umlenkmittel
US8508864B2 (en) * 2008-08-25 2013-08-13 Acm Projektentwicklung Gmbh Objective lens system
US7880978B2 (en) * 2008-08-25 2011-02-01 Acm Projektentwicklung Gmbh Objective lens system
TWI461728B (zh) 2011-09-02 2014-11-21 Largan Precision Co Ltd 影像鏡組
US20220299679A1 (en) * 2021-03-19 2022-09-22 Raytheon Company Athermal infrared optical telescope and method for manufacturing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397520A (en) * 1980-03-05 1983-08-09 Barr & Stroud Limited Afocal refractor telescopes

Also Published As

Publication number Publication date
CH656012A5 (de) 1986-05-30
BE890655A (fr) 1982-02-01
US4479695A (en) 1984-10-30
IN154125B (it) 1984-09-22
DE3138818A1 (de) 1982-06-03
SE453868B (sv) 1988-03-07
FR2491635B3 (it) 1983-07-08
IT8168234A0 (it) 1981-09-24
SE8105942L (sv) 1982-04-09
NO813396L (no) 1982-04-13
NL8104194A (nl) 1982-05-03
FR2491635A1 (fr) 1982-04-09

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