IL103045A - Reflective imaging telescope with two viewing areas - Google Patents

Reflective imaging telescope with two viewing areas

Info

Publication number
IL103045A
IL103045A IL10304592A IL10304592A IL103045A IL 103045 A IL103045 A IL 103045A IL 10304592 A IL10304592 A IL 10304592A IL 10304592 A IL10304592 A IL 10304592A IL 103045 A IL103045 A IL 103045A
Authority
IL
Israel
Prior art keywords
mirror
objective
eyepiece
optical system
view
Prior art date
Application number
IL10304592A
Other languages
English (en)
Hebrew (he)
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IL103045A publication Critical patent/IL103045A/en

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
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/06—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors having a focussing action, e.g. parabolic mirror
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/02—Catoptric systems, e.g. image erecting and reversing system
    • G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
    • G02B17/0626—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using three curved mirrors
    • G02B17/0636—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using three curved mirrors off-axis or unobscured systems in which all of the mirrors share a common axis of rotational symmetry
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/02—Catoptric systems, e.g. image erecting and reversing system
    • G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
    • G02B17/0694—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror with variable magnification or multiple imaging planes, including multispectral systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Telescopes (AREA)
  • Lenses (AREA)
IL10304592A 1991-09-30 1992-09-03 Reflective imaging telescope with two viewing areas IL103045A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/767,957 US5227923A (en) 1991-09-30 1991-09-30 Dual-field of view reflective reimaging telescope

Publications (1)

Publication Number Publication Date
IL103045A true IL103045A (en) 1994-07-31

Family

ID=25081088

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10304592A IL103045A (en) 1991-09-30 1992-09-03 Reflective imaging telescope with two viewing areas

Country Status (6)

Country Link
US (1) US5227923A (es)
EP (1) EP0535410B1 (es)
JP (1) JPH05241080A (es)
DE (1) DE69219846T2 (es)
ES (1) ES2101774T3 (es)
IL (1) IL103045A (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5363235A (en) * 1993-02-10 1994-11-08 Hughes Aircraft Company Dual field of view multi wavelength sensor
US5410434A (en) * 1993-09-09 1995-04-25 Ultratech Stepper, Inc. Reflective projection system comprising four spherical mirrors
US5477395A (en) * 1994-11-14 1995-12-19 Hughes Aircraft Company Two nested all-reflective afocal telescopes providing four fields of view
US5831762A (en) * 1996-06-21 1998-11-03 Raytheon Company Imaging sensor having multiple fields of view and utilizing all-reflective optics
GB9711366D0 (en) * 1997-06-02 1997-07-30 Pilkington Perkin Elmer Ltd Optical imaging system
GB9711363D0 (en) * 1997-06-02 1997-07-30 Pilkington Perkin Elmer Ltd Optical system
FR2833717B1 (fr) * 2001-12-14 2004-02-20 Thales Sa Combinaison optique multichamp de type cassegrain
US7292262B2 (en) 2003-07-21 2007-11-06 Raytheon Company Electronic firearm sight, and method of operating same
US7210262B2 (en) 2004-12-23 2007-05-01 Raytheon Company Method and apparatus for safe operation of an electronic firearm sight depending upon detected ambient illumination
GB2440013B (en) * 2005-04-18 2010-02-03 Raytheon Co Multi-magnification viewing and aiming scope
US7869125B2 (en) 2006-04-17 2011-01-11 Raytheon Company Multi-magnification viewing and aiming scope
DE102006025210A1 (de) * 2006-05-29 2007-12-06 Burkhard Koch Abschattungsfreies Spiegelteleskop
US8085466B2 (en) * 2008-08-08 2011-12-27 The Boeing Company Optical system of light gathering using orthogonal compressions to form large diameter, shallow depth telescopes
US7952799B2 (en) * 2009-06-19 2011-05-31 Corning Incorporated Extreme broadband compact optical system with multiple fields of view
US8427744B2 (en) * 2009-10-12 2013-04-23 Raytheon Company All-reflective relayed focal telescope derived from the first two mirrors of an afocal three-mirror anastigmat
US8593729B2 (en) * 2010-06-25 2013-11-26 The United States Of America As Represented By The Secretary Of The Army Multi-field of view annular folded optics
US8534851B2 (en) 2010-07-20 2013-09-17 Raytheon Company Multiple path substantially symmetric three-mirror anastigmat
US9348126B2 (en) 2011-11-08 2016-05-24 Raytheon Company Derived all-reflective afocal optical system with aspheric figured beam steering mirror
CN104865686A (zh) * 2015-05-22 2015-08-26 哈尔滨工业大学 基于主三镜一体化宽光谱的离轴三反光学系统
US10267997B2 (en) 2015-11-11 2019-04-23 Raytheon Company Infrared scene projector with per-pixel spectral and polarisation capability
US10306155B2 (en) * 2016-06-28 2019-05-28 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Compact, high resolution thermal infrared imager
US10761307B2 (en) 2016-12-06 2020-09-01 Raytheon Company Bypass optical switch and methods
CN108761751B (zh) * 2018-06-04 2023-06-23 凯迈（洛阳）测控有限公司 一种多视场中波红外光学系统及其视场切换方法
US11079578B1 (en) * 2019-12-26 2021-08-03 Raytheon Company High performance telescope

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674334A (en) * 1971-01-04 1972-07-04 Perkin Elmer Corp Catoptric anastigmatic afocal optical system
US4265510A (en) * 1979-05-16 1981-05-05 Hughes Aircraft Company Three mirror anastigmatic optical system
US4812030A (en) * 1985-01-03 1989-03-14 The Boeing Company Catoptric zoom optical device
US4737021A (en) * 1986-03-21 1988-04-12 Dietrich Korsch Wide-field three-mirror collimator
US4804258A (en) * 1986-05-05 1989-02-14 Hughes Aircraft Company Four mirror afocal wide field of view optical system
US4834517A (en) * 1987-01-13 1989-05-30 Hughes Aircraft Company Method and apparatus for receiving optical signals
EP0364951B1 (en) * 1988-10-17 1994-02-23 Hughes Aircraft Company Continuous zoom all-reflective optical system
US4993818A (en) * 1988-10-17 1991-02-19 Hughes Aircraft Company Continuous zoom all-reflective optical system
US4964706A (en) * 1988-10-17 1990-10-23 Hughes Aircraft Company Multi-focal length, multi-field of view three mirror anastrigmat
US5009494A (en) * 1990-05-21 1991-04-23 Hughes Aircraft Company Wide field all-reflective multiple field of view telescope

Also Published As

Publication number Publication date
DE69219846T2 (de) 1997-11-27
ES2101774T3 (es) 1997-07-16
EP0535410B1 (en) 1997-05-21
EP0535410A1 (en) 1993-04-07
DE69219846D1 (de) 1997-06-26
JPH05241080A (ja) 1993-09-21
US5227923A (en) 1993-07-13

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Legal Events

Date Code Title Description
KB Patent renewed
HC Change of name of proprietor(s)
RH1 Patent not in force