JP3891628B2 - 照明光学系及びこれを備えた内視鏡システム - Google Patents

照明光学系及びこれを備えた内視鏡システム Download PDF

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Publication number
JP3891628B2
JP3891628B2 JP02124797A JP2124797A JP3891628B2 JP 3891628 B2 JP3891628 B2 JP 3891628B2 JP 02124797 A JP02124797 A JP 02124797A JP 2124797 A JP2124797 A JP 2124797A JP 3891628 B2 JP3891628 B2 JP 3891628B2
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JP
Japan
Prior art keywords
light
wavelength
order
order light
infrared
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 - Fee Related
Application number
JP02124797A
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English (en)
Japanese (ja)
Other versions
JPH10221605A5 (enExample
JPH10221605A (ja
Inventor
文美 今村
一司 大橋
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.)
Olympus Corp
Original Assignee
Olympus Corp
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 Olympus Corp filed Critical Olympus Corp
Priority to JP02124797A priority Critical patent/JP3891628B2/ja
Priority to US09/017,796 priority patent/US6099146A/en
Publication of JPH10221605A publication Critical patent/JPH10221605A/ja
Publication of JPH10221605A5 publication Critical patent/JPH10221605A5/ja
Application granted granted Critical
Publication of JP3891628B2 publication Critical patent/JP3891628B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G02B5/1871—Transmissive phase gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/203—Filters having holographic or diffractive elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Microscoopes, Condenser (AREA)
JP02124797A 1997-02-04 1997-02-04 照明光学系及びこれを備えた内視鏡システム Expired - Fee Related JP3891628B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP02124797A JP3891628B2 (ja) 1997-02-04 1997-02-04 照明光学系及びこれを備えた内視鏡システム
US09/017,796 US6099146A (en) 1997-02-04 1998-02-03 Illuminating optical system for cutting infrared light by relief type optical element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02124797A JP3891628B2 (ja) 1997-02-04 1997-02-04 照明光学系及びこれを備えた内視鏡システム

Publications (3)

Publication Number Publication Date
JPH10221605A JPH10221605A (ja) 1998-08-21
JPH10221605A5 JPH10221605A5 (enExample) 2004-12-24
JP3891628B2 true JP3891628B2 (ja) 2007-03-14

Family

ID=12049739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP02124797A Expired - Fee Related JP3891628B2 (ja) 1997-02-04 1997-02-04 照明光学系及びこれを備えた内視鏡システム

Country Status (2)

Country Link
US (1) US6099146A (enExample)
JP (1) JP3891628B2 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6469827B1 (en) * 1998-08-06 2002-10-22 Euv Llc Diffraction spectral filter for use in extreme-UV lithography condenser
JP2000137172A (ja) * 1998-10-29 2000-05-16 Olympus Optical Co Ltd 撮像装置
US6565233B1 (en) * 1999-08-17 2003-05-20 Brian Edward Richardson Color, size and distribution module for projected light
US6494606B1 (en) * 1999-12-21 2002-12-17 Wavien, Inc. Color correction for fiber optic illumination systems
US20060216478A1 (en) * 2000-07-26 2006-09-28 Shimadzu Corporation Grating, negative and replica gratings of the grating, and method of manufacturing the same
JP3675314B2 (ja) * 2000-07-26 2005-07-27 株式会社島津製作所 回折格子
DE10202870A1 (de) * 2002-01-11 2003-09-04 Zeiss Carl Jena Gmbh Beleuchtungseinrichtung für Mikroskope
JP5021207B2 (ja) 2003-10-29 2012-09-05 カール・ツァイス・エスエムティー・ゲーエムベーハー フォトリソグラフィにおける光学アセンブリ
CA2548294A1 (en) * 2003-12-08 2005-06-23 The Coleman Company, Inc. Eliptical reflector and curved lens system for a portable light
US20060152686A1 (en) * 2004-12-09 2006-07-13 Serdar Yeralan Short arc lamp light engine for video projection
WO2006062764A2 (en) * 2004-12-09 2006-06-15 Perkinelmer Singapore Pte Ltd. Short light engine for video projection
JP2007155882A (ja) * 2005-12-01 2007-06-21 Oki Electric Ind Co Ltd 赤外線回折レンズ
TW200918828A (en) * 2007-10-31 2009-05-01 Taiwan Network Comp & Amp Electronic Co Ltd Light distribution lenticular sheet
JP2011215285A (ja) * 2010-03-31 2011-10-27 Yamatake Corp 受光光学系
WO2015042093A1 (en) * 2013-09-17 2015-03-26 The Johns Hopkins University Device and methods for color corrected oct imaging endoscope/catheter to achieve high-resolution
CN110430816A (zh) * 2017-01-27 2019-11-08 约翰霍普金斯大学 对内窥镜/导管/胶囊色彩校正oct成像以实现高分辨率的设备和方法
EP3540499A1 (en) 2018-03-13 2019-09-18 Thomson Licensing Image sensor comprising a color splitter with two different refractive indexes
EP3540479A1 (en) 2018-03-13 2019-09-18 Thomson Licensing Diffraction grating comprising double-materials structures
EP3588150A1 (en) 2018-06-29 2020-01-01 Thomson Licensing An optical device comprising multi-layer waveguides
EP3591700A1 (en) 2018-07-02 2020-01-08 Thomson Licensing Image sensor comprising a color splitter with two different refractive indexes, and different height
EP3671310A1 (en) 2018-12-18 2020-06-24 Thomson Licensing Optical manipulation apparatus for trapping or moving micro or nanoparticles
CN113164028B (zh) 2018-12-18 2024-05-28 奥林巴斯株式会社 内窥镜用光源装置、内窥镜以及散热方法
EP3671322A1 (en) 2018-12-18 2020-06-24 Thomson Licensing Device for forming an outgoing electromagnetic wave from an incident electromagnetic wave
EP3671293A1 (en) 2018-12-21 2020-06-24 Thomson Licensing An optical device comprising at least one diffraction grating having a grating pitch above the wavelength

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1497325A1 (de) * 1966-07-30 1969-10-30 Original Hanau Quarzlampen Operationsleuchte mit Streuscheibe
US5523815A (en) * 1993-05-18 1996-06-04 Konica Corporation Light amount control unit

Also Published As

Publication number Publication date
US6099146A (en) 2000-08-08
JPH10221605A (ja) 1998-08-21

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