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FR2638242B1 - OPTICAL COLLIMATION SYSTEM, ESPECIALLY FOR A HELMET VISUAL - Google Patents

OPTICAL COLLIMATION SYSTEM, ESPECIALLY FOR A HELMET VISUAL

Info

Publication number
FR2638242B1
FR2638242B1 FR8813829A FR8813829A FR2638242B1 FR 2638242 B1 FR2638242 B1 FR 2638242B1 FR 8813829 A FR8813829 A FR 8813829A FR 8813829 A FR8813829 A FR 8813829A FR 2638242 B1 FR2638242 B1 FR 2638242B1
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
FR8813829A
Other languages
French (fr)
Other versions
FR2638242A1 (en
Inventor
Jean-Pierre Gerbe
Jean-Blaise Migozzi
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 FR8813829A priority Critical patent/FR2638242B1/en
Priority to DE89402832T priority patent/DE68909553T2/en
Priority to EP89402832A priority patent/EP0365406B1/en
Priority to US07/424,200 priority patent/US5453877A/en
Priority to JP1274784A priority patent/JP2746697B2/en
Priority to CA002001086A priority patent/CA2001086C/en
Publication of FR2638242A1 publication Critical patent/FR2638242A1/en
Application granted granted Critical
Publication of FR2638242B1 publication Critical patent/FR2638242B1/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)
FR8813829A 1988-10-21 1988-10-21 OPTICAL COLLIMATION SYSTEM, ESPECIALLY FOR A HELMET VISUAL Expired - Lifetime FR2638242B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8813829A FR2638242B1 (en) 1988-10-21 1988-10-21 OPTICAL COLLIMATION SYSTEM, ESPECIALLY FOR A HELMET VISUAL
DE89402832T DE68909553T2 (en) 1988-10-21 1989-10-13 Optical collimation system for a helmet view indicator.
EP89402832A EP0365406B1 (en) 1988-10-21 1989-10-13 Optical collimating system for a helmet visual
US07/424,200 US5453877A (en) 1988-10-21 1989-10-19 Optical system of collimation notably for helmet display unit
JP1274784A JP2746697B2 (en) 1988-10-21 1989-10-20 Collimating optical system, especially for helmet display devices
CA002001086A CA2001086C (en) 1988-10-21 1989-10-20 Optical sighting system, mainly for visual display helmet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8813829A FR2638242B1 (en) 1988-10-21 1988-10-21 OPTICAL COLLIMATION SYSTEM, ESPECIALLY FOR A HELMET VISUAL

Publications (2)

Publication Number Publication Date
FR2638242A1 FR2638242A1 (en) 1990-04-27
FR2638242B1 true FR2638242B1 (en) 1991-09-20

Family

ID=9371201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8813829A Expired - Lifetime FR2638242B1 (en) 1988-10-21 1988-10-21 OPTICAL COLLIMATION SYSTEM, ESPECIALLY FOR A HELMET VISUAL

Country Status (1)

Country Link
FR (1) FR2638242B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11849262B2 (en) 2019-03-12 2023-12-19 Lumus Ltd. Image projector

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US5748264A (en) * 1995-01-10 1998-05-05 Hughes Electronics Distortion Corrected display
IL148804A (en) 2002-03-21 2007-02-11 Yaacov Amitai Optical device
AU2007203023B2 (en) * 2002-03-21 2010-02-11 Lumus Ltd. A Light Guide Optical Device
US10073264B2 (en) 2007-08-03 2018-09-11 Lumus Ltd. Substrate-guide optical device
IL166799A (en) 2005-02-10 2014-09-30 Lumus Ltd Substrate-guided optical device utilizing beam splitters
US10261321B2 (en) 2005-11-08 2019-04-16 Lumus Ltd. Polarizing optical system
ATE434200T1 (en) 2005-12-29 2009-07-15 Fiat Ricerche OPTICAL SYSTEM FOR IMAGE TRANSMISSION, ESPECIALLY FOR HEAD-MOUNTED PROJECTION DEVICES
FR2987458B1 (en) * 2012-02-23 2015-03-13 Sagem Defense Securite SUPERPOSITION VISUALIZATION DEVICE HAVING TWO BLOCKS
IL219907A (en) 2012-05-21 2017-08-31 Lumus Ltd Head-mounted display eyeball tracker integrated system
IL232197B (en) 2014-04-23 2018-04-30 Lumus Ltd Compact head-mounted display system
IL235642B (en) 2014-11-11 2021-08-31 Lumus Ltd Compact head-mounted display system protected by a hyperfine structure
WO2018065975A1 (en) 2016-10-09 2018-04-12 Lumus Ltd Aperture multiplier using a rectangular waveguide
KR20240160657A (en) 2016-11-08 2024-11-11 루머스 리미티드 Light-guide device with optical cutoff edge and corresponding production methods
CN110431467A (en) 2017-01-28 2019-11-08 鲁姆斯有限公司 Augmented reality imaging system
CN108738358B (en) 2017-02-22 2021-03-26 鲁姆斯有限公司 Light guide optics
CN109416433B (en) 2017-03-22 2021-06-01 鲁姆斯有限公司 Overlapping Reflector Construction
IL251645B (en) 2017-04-06 2018-08-30 Lumus Ltd Light-guide optical element and method of its manufacture
EP4215980A1 (en) 2017-07-19 2023-07-26 Lumus Ltd. Lcos illumination via loe
US10506220B2 (en) 2018-01-02 2019-12-10 Lumus Ltd. Augmented reality displays with active alignment and corresponding methods
US10551544B2 (en) 2018-01-21 2020-02-04 Lumus Ltd. Light-guide optical element with multiple-axis internal aperture expansion
IL259518B2 (en) 2018-05-22 2023-04-01 Lumus Ltd Optical system and method for improvement of light field uniformity
MX2020012512A (en) 2018-05-23 2021-02-16 Lumus Ltd Optical system including light-guide optical element with partially-reflective internal surfaces.
US11415812B2 (en) 2018-06-26 2022-08-16 Lumus Ltd. Compact collimating optical device and system
CN116184666A (en) 2018-09-09 2023-05-30 鲁姆斯有限公司 Optical system comprising a light-guiding optical element with two-dimensional expansion
MX2021008808A (en) 2019-01-24 2021-08-24 Lumus Ltd Optical systems including loe with three stage expansion.
WO2020174433A1 (en) 2019-02-28 2020-09-03 Lumus Ltd. Compact collimated image projector
CN216434536U (en) 2019-04-04 2022-05-03 鲁姆斯有限公司 Near-eye display
EP3956604A4 (en) 2019-04-15 2022-06-08 Lumus Ltd. PROCESS FOR MANUFACTURING AN OPTICAL LIGHT GUIDE ELEMENT
CA3137994A1 (en) 2019-06-27 2020-12-30 Lumus Ltd Apparatus and methods for eye tracking based on eye imaging via a light-guide optical element
AU2020300121B2 (en) 2019-07-04 2024-06-13 Lumus Ltd. Image waveguide with symmetric beam multiplication
KR20220035088A (en) 2019-07-18 2022-03-21 루머스 리미티드 Encapsulated light guide optics
TWI884834B (en) 2019-12-05 2025-05-21 以色列商魯姆斯有限公司 Optical device and method of fabricating optical device
US11523092B2 (en) 2019-12-08 2022-12-06 Lumus Ltd. Optical systems with compact image projector
IL294151A (en) 2019-12-30 2022-08-01 Lumus Ltd Optical systems including light-guiding optical elements with two-dimensional expansion
AU2021279462B2 (en) 2020-05-24 2023-06-08 Lumus Ltd. Method of fabrication of compound light-guide optical elements
CN115176190B (en) 2020-05-24 2024-07-09 鲁姆斯有限公司 Composite light guide optical element
DE202021104723U1 (en) 2020-09-11 2021-10-18 Lumus Ltd. Image projector coupled to an optical light guide element
KR20240006707A (en) 2021-02-25 2024-01-15 루머스 리미티드 Optical aperture multipliers having a rectangular waveguide
KR102676604B1 (en) 2021-07-04 2024-06-18 루머스 리미티드 Display with stacked light guiding elements providing different parts of the field of view
KR20240046489A (en) 2021-08-23 2024-04-09 루머스 리미티드 Method for manufacturing composite light guiding optical elements with embedded coupling-in reflector

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
GB1578136A (en) * 1977-06-20 1980-11-05 Hawker Siddeley Aviation Ltd Helmet-mounted sights
US4711512A (en) * 1985-07-12 1987-12-08 Environmental Research Institute Of Michigan Compact head-up display
US4755023A (en) * 1986-10-27 1988-07-05 Kaiser Aerospace And Electronics Corporation Headgear mounted display visor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11849262B2 (en) 2019-03-12 2023-12-19 Lumus Ltd. Image projector

Also Published As

Publication number Publication date
FR2638242A1 (en) 1990-04-27

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