DE3886232D1 - Infrarotteleskop mit zweifacher Vergrösserung. - Google Patents

Infrarotteleskop mit zweifacher Vergrösserung.

Info

Publication number
DE3886232D1
DE3886232D1 DE88301191T DE3886232T DE3886232D1 DE 3886232 D1 DE3886232 D1 DE 3886232D1 DE 88301191 T DE88301191 T DE 88301191T DE 3886232 T DE3886232 T DE 3886232T DE 3886232 D1 DE3886232 D1 DE 3886232D1
Authority
DE
Germany
Prior art keywords
infrared telescope
double magnification
magnification
double
telescope
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 - Fee Related
Application number
DE88301191T
Other languages
English (en)
Other versions
DE3886232T2 (de
Inventor
Michael Roberts
Philip Raymond Crew
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
Application granted granted Critical
Publication of DE3886232D1 publication Critical patent/DE3886232D1/de
Publication of DE3886232T2 publication Critical patent/DE3886232T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02B13/146—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation with corrections for use in multiple wavelength bands, such as infrared and visible light, e.g. FLIR systems

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Telescopes (AREA)
DE19883886232 1987-02-13 1988-02-12 Infrarotteleskop mit zweifacher Vergrösserung. Expired - Fee Related DE3886232T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878703402A GB8703402D0 (en) 1987-02-13 1987-02-13 Dual magnification infra-red telescope

Publications (2)

Publication Number Publication Date
DE3886232D1 true DE3886232D1 (de) 1994-01-27
DE3886232T2 DE3886232T2 (de) 1994-04-28

Family

ID=10612287

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883886232 Expired - Fee Related DE3886232T2 (de) 1987-02-13 1988-02-12 Infrarotteleskop mit zweifacher Vergrösserung.

Country Status (3)

Country Link
EP (1) EP0278777B1 (de)
DE (1) DE3886232T2 (de)
GB (2) GB8703402D0 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4989962A (en) * 1988-10-31 1991-02-05 Hughes Aircraft Company Dual band/dual FOV infrared telescope
GB2244344B (en) * 1990-05-18 1993-09-29 Gec Ferranti Defence Syst Infra-red zoom lens
US5894371A (en) * 1997-06-06 1999-04-13 Alliedsignal, Inc. Focus mechanism for varifocal lens
CN114200662B (zh) * 2021-12-21 2024-06-14 湖南华南光电(集团)有限责任公司 一种无热化红外瞄具光学系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383727A (en) * 1979-08-08 1983-05-17 Pilkington P.E. Limited Infra-red optical systems
GB2102588B (en) * 1981-07-01 1984-12-19 Barr & Stroud Ltd Afocal telescope containing three lens eyepiece
GB2126370B (en) * 1982-09-04 1986-03-05 Pilkington Perkin Elmer Ltd Infra-red objective zoom lenses
FR2586828B1 (fr) * 1985-08-29 1988-08-12 Angenieux P Ets Objectif a infra-rouge, a distance focale variable.

Also Published As

Publication number Publication date
EP0278777A2 (de) 1988-08-17
EP0278777B1 (de) 1993-12-15
GB8703402D0 (en) 1987-04-08
DE3886232T2 (de) 1994-04-28
EP0278777A3 (en) 1990-01-24
GB2201011B (en) 1991-01-09
GB8803264D0 (en) 1988-03-09
GB2201011A (en) 1988-08-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee