IL216845A0 - Cassegrain optics - Google Patents

Cassegrain optics

Info

Publication number
IL216845A0
IL216845A0 IL216845A IL21684511A IL216845A0 IL 216845 A0 IL216845 A0 IL 216845A0 IL 216845 A IL216845 A IL 216845A IL 21684511 A IL21684511 A IL 21684511A IL 216845 A0 IL216845 A0 IL 216845A0
Authority
IL
Israel
Prior art keywords
cassegrain optics
cassegrain
optics
Prior art date
Application number
IL216845A
Other versions
IL216845A (en
Original Assignee
Diehl Bgt Defence Gmbh & Co Kg
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 Diehl Bgt Defence Gmbh & Co Kg filed Critical Diehl Bgt Defence Gmbh & Co Kg
Publication of IL216845A0 publication Critical patent/IL216845A0/en
Publication of IL216845A publication Critical patent/IL216845A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/781—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41G—WEAPON SIGHTS; AIMING
    • F41G7/00—Direction control systems for self-propelled missiles
    • F41G7/20—Direction control systems for self-propelled missiles based on continuous observation of target position
    • F41G7/22—Homing guidance systems
    • F41G7/2253—Passive homing systems, i.e. comprising a receiver and do not requiring an active illumination of the target
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41G—WEAPON SIGHTS; AIMING
    • F41G7/00—Direction control systems for self-propelled missiles
    • F41G7/20—Direction control systems for self-propelled missiles based on continuous observation of target position
    • F41G7/22—Homing guidance systems
    • F41G7/2273—Homing guidance systems characterised by the type of waves
    • F41G7/2293—Homing guidance systems characterised by the type of waves using electromagnetic waves other than radio waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/783—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems
    • G01S3/784—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems using a mosaic of detectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0804—Catadioptric systems using two curved mirrors
    • G02B17/0808—Catadioptric systems using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
IL216845A 2010-12-15 2011-12-08 Cassegrain optics IL216845A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010054750 2010-12-15
DE102010055489A DE102010055489A1 (en) 2010-12-15 2010-12-22 Cassegrainoptik

Publications (2)

Publication Number Publication Date
IL216845A0 true IL216845A0 (en) 2012-03-29
IL216845A IL216845A (en) 2017-02-28

Family

ID=45350596

Family Applications (1)

Application Number Title Priority Date Filing Date
IL216845A IL216845A (en) 2010-12-15 2011-12-08 Cassegrain optics

Country Status (3)

Country Link
EP (1) EP2466246B1 (en)
DE (1) DE102010055489A1 (en)
IL (1) IL216845A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9335398B2 (en) * 2012-08-16 2016-05-10 Nanohmics, Inc. Apparatus and methods for locating source of and analyzing electromagnetic radiation
FR3117203B1 (en) * 2020-12-03 2022-12-09 Thales Sa Omnidirectional optronic system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5114238A (en) * 1990-06-28 1992-05-19 Lockheed Missiles & Space Company, Inc. Infrared catadioptric zoom relay telescope
DE10036309A1 (en) * 2000-07-26 2002-03-14 Hans Juergen Busack Catadioptric lens e.g. for astronomy has two positive lenses and reflectors with parameters set to avoid image distortion
DE10135222B4 (en) 2001-07-24 2015-11-19 Diehl Bgt Defence Gmbh & Co. Kg Device for detecting an object scene
US6919988B2 (en) * 2002-05-06 2005-07-19 Raytheon Company Optical system for simultaneous imaging of LWIR and millimeter wave radiation
DE102007019101B4 (en) * 2007-04-23 2013-05-29 Diehl Bgt Defence Gmbh & Co. Kg Device for detecting an object scene

Also Published As

Publication number Publication date
EP2466246B1 (en) 2018-04-04
IL216845A (en) 2017-02-28
DE102010055489A1 (en) 2012-06-21
EP2466246A1 (en) 2012-06-20

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Legal Events

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KB Patent renewed
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