DE69422139T2 - Optisches instrument und optisches element dafür - Google Patents

Optisches instrument und optisches element dafür

Info

Publication number
DE69422139T2
DE69422139T2 DE69422139T DE69422139T DE69422139T2 DE 69422139 T2 DE69422139 T2 DE 69422139T2 DE 69422139 T DE69422139 T DE 69422139T DE 69422139 T DE69422139 T DE 69422139T DE 69422139 T2 DE69422139 T2 DE 69422139T2
Authority
DE
Germany
Prior art keywords
instrument
optical
element therefor
optical element
diffractive element
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
DE69422139T
Other languages
English (en)
Other versions
DE69422139D1 (de
Inventor
Robin John Freeman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69422139D1 publication Critical patent/DE69422139D1/de
Application granted granted Critical
Publication of DE69422139T2 publication Critical patent/DE69422139T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • 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
    • 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
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • 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
    • G02B27/02—Viewing or reading apparatus
    • G02B27/022—Viewing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Lenses (AREA)
  • Glass Compositions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Laser Surgery Devices (AREA)
  • Telescopes (AREA)
DE69422139T 1993-05-17 1994-02-02 Optisches instrument und optisches element dafür Expired - Lifetime DE69422139T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939310077A GB9310077D0 (en) 1993-05-17 1993-05-17 Optical instrument
PCT/GB1994/000195 WO1994027177A1 (en) 1993-05-17 1994-02-02 Optical instrument and optical element thereof

Publications (2)

Publication Number Publication Date
DE69422139D1 DE69422139D1 (de) 2000-01-20
DE69422139T2 true DE69422139T2 (de) 2000-05-25

Family

ID=10735577

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422139T Expired - Lifetime DE69422139T2 (de) 1993-05-17 1994-02-02 Optisches instrument und optisches element dafür

Country Status (11)

Country Link
EP (1) EP0650606B1 (de)
JP (1) JP3492369B2 (de)
KR (1) KR100275796B1 (de)
AT (1) ATE187822T1 (de)
CA (1) CA2118031C (de)
DE (1) DE69422139T2 (de)
DK (1) DK0650606T3 (de)
ES (1) ES2140528T3 (de)
GB (1) GB9310077D0 (de)
TW (2) TW261664B (de)
WO (1) WO1994027177A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5701132A (en) * 1996-03-29 1997-12-23 University Of Washington Virtual retinal display with expanded exit pupil
US6608720B1 (en) 1997-06-02 2003-08-19 Robin John Freeman Optical instrument and optical element thereof
DE69941684D1 (de) * 1999-06-02 2010-01-07 Robin John Freeman Optisches Instrument und optisches Element dafür
KR100634287B1 (ko) * 1999-06-18 2006-10-16 프리만 로빈 존 광학기기와 그 광학부재
GB2360604A (en) 2000-03-20 2001-09-26 Vision Eng Diffractive optical element
JP4058251B2 (ja) 2001-09-07 2008-03-05 キヤノン株式会社 走査型画像表示光学系、走査型画像表示装置および画像表示システム
US6954308B2 (en) 2001-11-02 2005-10-11 Microvision, Inc. Apparatus and methods for generating multiple exit-pupil images in an expanded exit pupil
US6768588B2 (en) 2001-11-02 2004-07-27 Microvision, Inc. Apparatus and methods for generating multiple exit-pupil images in an expanded exit pupil
US7339737B2 (en) 2004-04-23 2008-03-04 Microvision, Inc. Beam multiplier that can be used as an exit-pupil expander and related system and method
JP4655263B2 (ja) * 2004-08-12 2011-03-23 ブラザー工業株式会社 画像表示装置及びその板状反射素子
JP4635543B2 (ja) * 2004-09-29 2011-02-23 ブラザー工業株式会社 網膜走査型ディスプレイ
WO2006035737A1 (ja) * 2004-09-29 2006-04-06 Brother Kogyo Kabushiki Kaisha 網膜走査型ディスプレイ
JP4650032B2 (ja) * 2005-03-09 2011-03-16 ブラザー工業株式会社 網膜走査型ディスプレイ
JP4591123B2 (ja) * 2005-03-09 2010-12-01 ブラザー工業株式会社 網膜走査型ディスプレイ
JP2010061152A (ja) * 2009-11-02 2010-03-18 Robin John Freeman 光学器械及び回折要素
EP2720072A1 (de) * 2012-10-12 2014-04-16 Vision Engineering Limited Optisches Instrument mit diffraktivem Element
EP2720077A1 (de) * 2012-10-12 2014-04-16 Vision Engineering Limited Optisches Objecktiv mit Pupillevergrösserung durch einem Diffraktiven Element
KR101969353B1 (ko) * 2012-10-18 2019-04-16 엘지전자 주식회사 광학 장치 및 착용용 디스플레이

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114434A (de) * 1973-02-12 1974-10-31
GB1586701A (en) * 1977-01-20 1981-03-25 Vision Eng Ltd Disc with line transmitters
FR2389911B1 (de) * 1977-05-03 1981-11-27 Thomson Csf
DD210131A1 (de) * 1982-10-01 1984-05-30 Zeiss Jena Veb Carl Anordnung zur vergroesserung der austrittspupille
US4927262A (en) * 1989-04-26 1990-05-22 Hughes Aircraft Company Multiple pupil projection display
CA2044932C (en) * 1990-06-29 1996-03-26 Masayuki Kato Display unit

Also Published As

Publication number Publication date
GB9310077D0 (en) 1993-06-30
DK0650606T3 (da) 2000-04-25
WO1994027177A1 (en) 1994-11-24
DE69422139D1 (de) 2000-01-20
JP3492369B2 (ja) 2004-02-03
KR100275796B1 (ko) 2001-01-15
CA2118031C (en) 2003-08-05
JPH07509326A (ja) 1995-10-12
ES2140528T3 (es) 2000-03-01
KR950702312A (ko) 1995-06-19
ATE187822T1 (de) 2000-01-15
TW261664B (de) 1995-11-01
TW578010B (en) 2004-03-01
EP0650606B1 (de) 1999-12-15
EP0650606A1 (de) 1995-05-03
CA2118031A1 (en) 1994-11-18

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Legal Events

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