DE3363168D1 - Bifocal optical system and its use in a videofrequency image detection device - Google Patents

Bifocal optical system and its use in a videofrequency image detection device

Info

Publication number
DE3363168D1
DE3363168D1 DE8383401484T DE3363168T DE3363168D1 DE 3363168 D1 DE3363168 D1 DE 3363168D1 DE 8383401484 T DE8383401484 T DE 8383401484T DE 3363168 T DE3363168 T DE 3363168T DE 3363168 D1 DE3363168 D1 DE 3363168D1
Authority
DE
Germany
Prior art keywords
videofrequency
optical system
detection device
image detection
bifocal optical
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
Application number
DE8383401484T
Other languages
English (en)
Inventor
Yves-Antoine Emmanuelli
Christian Pepin
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3363168D1 publication Critical patent/DE3363168D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02B17/0896—Catadioptric systems with variable magnification or multiple imaging planes, including multispectral systems
    • 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
    • F41G7/2206—Homing guidance systems using a remote control station
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • 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
    • 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
    • G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/004—Optical devices or arrangements for the control of light using movable or deformable optical elements based on a displacement or a deformation of a fluid
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/12—Fluid-filled or evacuated lenses
    • G02B3/14—Fluid-filled or evacuated lenses of variable focal length
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/1506—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect caused by electrodeposition, e.g. electrolytic deposition of an inorganic material on or close to an electrode

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Inorganic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
DE8383401484T 1982-07-30 1983-07-19 Bifocal optical system and its use in a videofrequency image detection device Expired DE3363168D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8213352A FR2531237B1 (fr) 1982-07-30 1982-07-30 Optique bifocale et son utilisation dans un appareil detecteur d'images videofrequence

Publications (1)

Publication Number Publication Date
DE3363168D1 true DE3363168D1 (en) 1986-05-28

Family

ID=9276492

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383401484T Expired DE3363168D1 (en) 1982-07-30 1983-07-19 Bifocal optical system and its use in a videofrequency image detection device

Country Status (3)

Country Link
EP (1) EP0104960B1 (de)
DE (1) DE3363168D1 (de)
FR (1) FR2531237B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL85908A (en) * 1988-03-29 1992-06-21 Israel State Dual field of view optical system
US5039045A (en) * 1990-05-29 1991-08-13 Adams Mfg. Suction cup for use in windows
ATE407372T1 (de) 2005-04-22 2008-09-15 Koninkl Philips Electronics Nv Linse mit variablem fokus
FR2951908B1 (fr) 2009-11-03 2012-03-30 Valorimer Composition comprenant une poudre de nopal et de la levure de riz rouge et complement alimentaire comprenant cette composition
KR101039134B1 (ko) 2010-08-31 2011-06-07 한국가스안전공사 메탄가스 검출을 위한 레이저 수광 장치
KR102269601B1 (ko) * 2014-01-14 2021-06-28 삼성전자주식회사 이중 초점 렌즈 및 이를 포함하는 촬상 장치
DE102019215311A1 (de) * 2019-10-07 2021-04-08 Robert Bosch Gmbh Objektiv für eine Kamera
CN215264216U (zh) * 2021-02-05 2021-12-21 华为技术有限公司 光学成像***及相关设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2421394A2 (fr) * 1978-03-29 1979-10-26 Quantel Sa Systeme optique a focale variable
FR2425085A1 (fr) * 1978-05-05 1979-11-30 Quantel Sa Objectif a longueur focale variable
FR2492543A2 (fr) * 1980-10-21 1982-04-23 Thomson Csf Epissures entre fibres optiques

Also Published As

Publication number Publication date
FR2531237A1 (fr) 1984-02-03
FR2531237B1 (fr) 1986-01-24
EP0104960A1 (de) 1984-04-04
EP0104960B1 (de) 1986-04-23

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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