FR2644249B1 - OPTICAL COLLIMATION SYSTEM, PARTICULARLY FOR A HELMET VISUAL - Google Patents

OPTICAL COLLIMATION SYSTEM, PARTICULARLY FOR A HELMET VISUAL

Info

Publication number
FR2644249B1
FR2644249B1 FR8903152A FR8903152A FR2644249B1 FR 2644249 B1 FR2644249 B1 FR 2644249B1 FR 8903152 A FR8903152 A FR 8903152A FR 8903152 A FR8903152 A FR 8903152A FR 2644249 B1 FR2644249 B1 FR 2644249B1
Authority
FR
France
Prior art keywords
collimation system
optical collimation
helmet visual
helmet
visual
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 - Lifetime
Application number
FR8903152A
Other languages
French (fr)
Other versions
FR2644249A1 (en
Inventor
Jean-Pierre Gerbe
Laurent Monnier
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
Priority to FR8903152A priority Critical patent/FR2644249B1/en
Priority to EP89402832A priority patent/EP0365406B1/en
Priority to DE89402832T priority patent/DE68909553T2/en
Priority to US07/424,200 priority patent/US5453877A/en
Priority to CA002001086A priority patent/CA2001086C/en
Priority to JP1274784A priority patent/JP2746697B2/en
Publication of FR2644249A1 publication Critical patent/FR2644249A1/en
Application granted granted Critical
Publication of FR2644249B1 publication Critical patent/FR2644249B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
    • G02B17/086—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors wherein the system is made of a single block of optical material, e.g. solid catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/008—Systems specially adapted to form image relays or chained 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
    • G02B17/0812—Catadioptric systems using two 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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR8903152A 1988-10-21 1989-03-10 OPTICAL COLLIMATION SYSTEM, PARTICULARLY FOR A HELMET VISUAL Expired - Lifetime FR2644249B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8903152A FR2644249B1 (en) 1989-03-10 1989-03-10 OPTICAL COLLIMATION SYSTEM, PARTICULARLY FOR A HELMET VISUAL
EP89402832A EP0365406B1 (en) 1988-10-21 1989-10-13 Optical collimating system for a helmet visual
DE89402832T DE68909553T2 (en) 1988-10-21 1989-10-13 Optical collimation system for a helmet view indicator.
US07/424,200 US5453877A (en) 1988-10-21 1989-10-19 Optical system of collimation notably for helmet display unit
CA002001086A CA2001086C (en) 1988-10-21 1989-10-20 Optical sighting system, mainly for visual display helmet
JP1274784A JP2746697B2 (en) 1988-10-21 1989-10-20 Collimating optical system, especially for helmet display devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8903152A FR2644249B1 (en) 1989-03-10 1989-03-10 OPTICAL COLLIMATION SYSTEM, PARTICULARLY FOR A HELMET VISUAL

Publications (2)

Publication Number Publication Date
FR2644249A1 FR2644249A1 (en) 1990-09-14
FR2644249B1 true FR2644249B1 (en) 1991-05-10

Family

ID=9379566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8903152A Expired - Lifetime FR2644249B1 (en) 1988-10-21 1989-03-10 OPTICAL COLLIMATION SYSTEM, PARTICULARLY FOR A HELMET VISUAL

Country Status (1)

Country Link
FR (1) FR2644249B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748264A (en) * 1995-01-10 1998-05-05 Hughes Electronics Distortion Corrected display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923370A (en) * 1974-10-15 1975-12-02 Honeywell Inc Head mounted displays
DE3000402A1 (en) * 1979-01-19 1980-07-31 Smiths Industries Ltd DISPLAY DEVICE
US4465347A (en) * 1982-11-15 1984-08-14 The United States Of America As Represented By The Secretary Of The Air Force Helmet mounted telescope
US4729634A (en) * 1985-02-04 1988-03-08 United Technologies Corporation Reflective head-up display

Also Published As

Publication number Publication date
FR2644249A1 (en) 1990-09-14

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse