SE8101427L - Icke fokuserande refraktorteleskop - Google Patents

Icke fokuserande refraktorteleskop

Info

Publication number
SE8101427L
SE8101427L SE8101427A SE8101427A SE8101427L SE 8101427 L SE8101427 L SE 8101427L SE 8101427 A SE8101427 A SE 8101427A SE 8101427 A SE8101427 A SE 8101427A SE 8101427 L SE8101427 L SE 8101427L
Authority
SE
Sweden
Prior art keywords
lens elements
lens element
lens
optical axis
eyepiece system
Prior art date
Application number
SE8101427A
Other languages
English (en)
Swedish (sv)
Other versions
SE453694B (sv
Inventor
I A Neil
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 SE8101427L publication Critical patent/SE8101427L/
Publication of SE453694B publication Critical patent/SE453694B/sv

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/14—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Telescopes (AREA)
  • Lenses (AREA)
  • Radiation-Therapy Devices (AREA)
  • Ceramic Products (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
SE8101427A 1980-03-05 1981-03-05 Icke fokuserande refraktorteleskop SE453694B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8007407 1980-03-05

Publications (2)

Publication Number Publication Date
SE8101427L true SE8101427L (sv) 1981-09-06
SE453694B SE453694B (sv) 1988-02-22

Family

ID=10511870

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8101427A SE453694B (sv) 1980-03-05 1981-03-05 Icke fokuserande refraktorteleskop

Country Status (10)

Country Link
US (1) US4397520A ( )
BE (1) BE887774A ( )
CH (1) CH654933A5 ( )
DE (1) DE3108346A1 ( )
FR (1) FR2477728A1 ( )
IN (1) IN153955B ( )
IT (1) IT1144146B ( )
NL (1) NL8101077A ( )
NO (1) NO156307C ( )
SE (1) SE453694B ( )

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4479695A (en) * 1980-10-08 1984-10-30 Barr & Stroud Limited Afocal refractor telescopes
US4469396A (en) * 1980-10-08 1984-09-04 Barr & Stroud Limited Afocal dual magnification refractor telescopes
US4682862A (en) * 1986-01-17 1987-07-28 U.S. Precision Lens Incorporated Projection lens
US4685774A (en) * 1986-01-17 1987-08-11 U.S. Precision Lens, Incorporated Projection lens
US4776681A (en) * 1986-01-17 1988-10-11 U.S. Precision Lens, Incorporated Projection lens
US4880966A (en) * 1988-04-08 1989-11-14 Scientific-Atlanta, Inc. Tachometer sensor using a lens system to a in sensing the rotational speed of an object
US4999005A (en) * 1988-10-19 1991-03-12 Cooper Erwin E Wide band color correcting infrared lens system
US5077239A (en) * 1990-01-16 1991-12-31 Westinghouse Electric Corp. Chalcogenide glass, associated method and apparatus
US5044706A (en) * 1990-02-06 1991-09-03 Hughes Aircraft Company Optical element employing aspherical and binary grating optical surfaces
US5282083A (en) * 1992-03-31 1994-01-25 The United States Of America As Represented By The Secretary Of The Army Afocal lens system
US5214532A (en) * 1992-04-29 1993-05-25 The United States Of America As Represented By The Secretary Of The Army Afocal objective lens
US7369303B2 (en) * 2006-02-03 2008-05-06 Janos Technology Inc. Dual band lens system incorporating molded chalcogenide
JP3982554B2 (ja) * 2006-03-01 2007-09-26 住友電気工業株式会社 赤外線ズームレンズ及び赤外線カメラ
GB0705910D0 (en) 2007-03-27 2007-05-09 Dsam London Llp Optical arrangement
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
JP2011186070A (ja) * 2010-03-05 2011-09-22 Tamron Co Ltd 赤外線ズームレンズ
JP5467896B2 (ja) * 2010-03-05 2014-04-09 株式会社タムロン 赤外線ズームレンズ
JP6391807B2 (ja) * 2014-08-07 2018-09-19 ハンズ レーザー テクノロジー インダストリー グループ カンパニー リミテッド 遠赤外線撮像レンズ組、対物レンズおよび探知器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865253A (en) * 1956-12-10 1958-12-23 Servo Corp Of America Infrared achromat lens
DE1813085A1 (de) * 1968-12-06 1970-06-25 Eltro Gmbh Zweigliedriges Objektiv fuer mittleres Infrarot
US3674330A (en) * 1971-01-22 1972-07-04 John D Strong Achromatic doublet lens for infrared radiation
US3825315A (en) * 1973-01-29 1974-07-23 R Altman Zoom lens optical system for infrared wavelengths
GB1478115A (en) * 1974-02-15 1977-06-29 Pilkington Perkin Elmer Ltd Infra-red lenses
US3947084A (en) * 1975-02-28 1976-03-30 Hughes Aircraft Company Long-wave infrared afocal zoom telescope
GB1567604A (en) * 1976-02-02 1980-05-21 Rank Organisation Ltd Optical system
US4106845A (en) * 1976-08-16 1978-08-15 The Rank Organisation Limited Infra-red scanner
GB1594966A (en) * 1977-06-01 1981-08-05 Pilkington Perkin Elmer Ltd Infra-red optical lens sytems

Also Published As

Publication number Publication date
NO156307B (no) 1987-05-18
FR2477728A1 (fr) 1981-09-11
BE887774A (fr) 1981-07-01
CH654933A5 (de) 1986-03-14
IT8167309A0 (it) 1981-03-05
IT1144146B (it) 1986-10-29
FR2477728B1 ( ) 1983-11-10
IN153955B ( ) 1984-09-01
US4397520A (en) 1983-08-09
SE453694B (sv) 1988-02-22
NO156307C (no) 1987-08-26
DE3108346A1 (de) 1981-12-24
NO810760L (no) 1981-09-07
NL8101077A (nl) 1981-10-01

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