FR2778470B1 - Telescope afocal - Google Patents

Telescope afocal

Info

Publication number
FR2778470B1
FR2778470B1 FR9905837A FR9905837A FR2778470B1 FR 2778470 B1 FR2778470 B1 FR 2778470B1 FR 9905837 A FR9905837 A FR 9905837A FR 9905837 A FR9905837 A FR 9905837A FR 2778470 B1 FR2778470 B1 FR 2778470B1
Authority
FR
France
Prior art keywords
afocal telescope
afocal
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
FR9905837A
Other languages
English (en)
Other versions
FR2778470A1 (fr
Inventor
Gordon David Norrie
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 FR2778470A1 publication Critical patent/FR2778470A1/fr
Application granted granted Critical
Publication of FR2778470B1 publication Critical patent/FR2778470B1/fr
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
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
  • Telescopes (AREA)
FR9905837A 1998-05-08 1999-05-07 Telescope afocal Expired - Fee Related FR2778470B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9809739.7A GB9809739D0 (en) 1998-05-08 1998-05-08 Afocal telescope

Publications (2)

Publication Number Publication Date
FR2778470A1 FR2778470A1 (fr) 1999-11-12
FR2778470B1 true FR2778470B1 (fr) 2003-02-14

Family

ID=10831590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9905837A Expired - Fee Related FR2778470B1 (fr) 1998-05-08 1999-05-07 Telescope afocal

Country Status (5)

Country Link
US (1) US6049434A (fr)
DE (1) DE19921492B4 (fr)
FR (1) FR2778470B1 (fr)
GB (1) GB9809739D0 (fr)
ZA (1) ZA993082B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004057096B4 (de) * 2004-11-26 2008-06-12 Diehl Bgt Defence Gmbh & Co. Kg Weitwinkeloptik
FR2906898B1 (fr) * 2006-10-05 2009-01-23 Commissariat Energie Atomique Dispositif de compensation ajustable de retard pupillaire.
DE102007051291B4 (de) 2007-10-24 2010-02-11 Jenoptik Laser, Optik, Systeme Gmbh Adaptierbares optisches System
FR2930049B1 (fr) * 2008-04-15 2010-09-03 Sagem Defense Securite Objectif a athermalisation passive.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1451276A (en) * 1974-05-06 1976-09-29 Rank Organisation Ltd Lens structure
BE887757A (fr) * 1980-03-05 1981-07-01 Barr & Stroud Ltd Systeme pour objectifs de lunettes
NL186880C (nl) * 1980-04-26 1991-03-18 Barr & Stroud Ltd Oculairlensstelsel.
US4479695A (en) * 1980-10-08 1984-10-30 Barr & Stroud Limited Afocal refractor telescopes
US5044706A (en) * 1990-02-06 1991-09-03 Hughes Aircraft Company Optical element employing aspherical and binary grating optical surfaces
FR2667695B1 (fr) * 1990-10-09 1993-08-27 Thomson Trt Defense Systeme d'objectifs a athermalisation optique.
US5282087A (en) * 1991-09-26 1994-01-25 Hughes Aircraft Company Multiple field of view sensor lens assembly
DE4234721C2 (de) * 1991-10-16 1995-10-19 Bodenseewerk Geraetetech Dreilinsenobjektiv
EP0544174A1 (fr) * 1991-11-25 1993-06-02 Hughes Aircraft Company Component optique avec des éléments réfractives et diffractives pour obtenir une valeur Abbé désirée
DE4417888A1 (de) * 1994-05-21 1995-11-23 Steinheil Optronik Gmbh Refraktives Breitband-Ir-Objektiv
FR2722006B1 (fr) * 1994-07-01 1996-08-23 Thomson Csf Procede d'athermalisation de camera thermique a balayage et combinaison optique de mise en oeuvre
US5880879A (en) * 1997-08-26 1999-03-09 Nikon Corporation Objective lens system utilizing diffractive optical element

Also Published As

Publication number Publication date
ZA993082B (en) 1999-11-05
GB9809739D0 (en) 1998-07-08
US6049434A (en) 2000-04-11
FR2778470A1 (fr) 1999-11-12
DE19921492A1 (de) 1999-11-11
DE19921492B4 (de) 2011-07-28

Similar Documents

Publication Publication Date Title
NO995561D0 (no) Variabel brillelinse
DE69900751T2 (de) Kreisel
DE60027821D1 (de) Pendelschieber
DE69936997D1 (de) Paletteneinrichtung
FR2780359B1 (fr) Miroir retroviseur exterieur
DE59910409D1 (de) Distraktionsvorrichtung
ID25977A (id) Popok sekali pakai
ID24555A (id) Popok sekali pakai
ID23076A (id) Popok sekali pakai
NO992430D0 (no) R°rkobling
DE59912839D1 (de) Distraktionsvorrichtung
ATA206799A (de) Leuchtdioden-signalgeberoptik
NO330957B1 (no) Navigering
FI980614A0 (fi) Pao funktionstillstaond beroende svaromeddelande
NO992198D0 (no) R°rledningspigg
ID23083A (id) Popok sekali pakai
DE60032726D1 (de) OPTISCHES ZEITBEREICHSREFLEkTOMETER
DE60040521D1 (de) Spiegelteleskop
DE50010446D1 (de) Emulsionen
DE50006635D1 (de) Richtbare Teleskopanordnung
ATA179498A (de) Theodolit
DE60035826D1 (de) Entfernungsmesser
DE29819363U1 (de) Kompensator
FR2778470B1 (fr) Telescope afocal
ATA115498A (de) Vorsatzoptik

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150130