TWI461822B - 照明單元及顯示器 - Google Patents

照明單元及顯示器 Download PDF

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Publication number
TWI461822B
TWI461822B TW102103777A TW102103777A TWI461822B TW I461822 B TWI461822 B TW I461822B TW 102103777 A TW102103777 A TW 102103777A TW 102103777 A TW102103777 A TW 102103777A TW I461822 B TWI461822 B TW I461822B
Authority
TW
Taiwan
Prior art keywords
light
incident
unit cells
axis direction
optical member
Prior art date
Application number
TW102103777A
Other languages
English (en)
Chinese (zh)
Other versions
TW201337439A (zh
Inventor
Kazumasa Kaneda
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of TW201337439A publication Critical patent/TW201337439A/zh
Application granted granted Critical
Publication of TWI461822B publication Critical patent/TWI461822B/zh

Links

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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0905—Dividing and/or superposing multiple light beams
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0961—Lens arrays
    • 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
    • G02B27/12—Beam splitting or combining systems operating by refraction only
    • G02B27/123—The splitting element being a lens or a system of lenses, including arrays and surfaces with refractive power
    • 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
    • G02B27/48—Laser speckle optics
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Transforming Electric Information Into Light Information (AREA)
TW102103777A 2012-03-09 2013-01-31 照明單元及顯示器 TWI461822B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012052540A JP5924037B2 (ja) 2012-03-09 2012-03-09 照明装置および表示装置

Publications (2)

Publication Number Publication Date
TW201337439A TW201337439A (zh) 2013-09-16
TWI461822B true TWI461822B (zh) 2014-11-21

Family

ID=49113858

Family Applications (1)

Application Number Title Priority Date Filing Date
TW102103777A TWI461822B (zh) 2012-03-09 2013-01-31 照明單元及顯示器

Country Status (5)

Country Link
US (1) US9175826B2 (enExample)
JP (1) JP5924037B2 (enExample)
KR (1) KR102071079B1 (enExample)
CN (1) CN103309139A (enExample)
TW (1) TWI461822B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6880694B2 (ja) * 2016-12-13 2021-06-02 セイコーエプソン株式会社 照明装置及びプロジェクター
US11067877B2 (en) * 2018-11-09 2021-07-20 Samsung Electronics Co., Ltd. Structured light projector and electronic device including the same
CN110045568A (zh) * 2019-05-13 2019-07-23 深圳市晟峰光电科技有限公司 一种3d打印机的投影光机
CN113885282B (zh) * 2020-07-02 2023-06-13 苏州佳世达光电有限公司 投影机
EP4286919B1 (en) * 2022-05-29 2024-02-14 Laserworld (Switzerland) AG Multi-wavelength laser beam homogenizer-expander light engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW559891B (en) * 2001-09-14 2003-11-01 Canon Kk Illumination apparatus, exposure apparatus using the same, and device fabricating method
TW201115253A (en) * 2009-10-20 2011-05-01 Delta Electronics Inc Lens array set and projection apparatus

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
US2326970A (en) * 1939-05-25 1943-08-17 Rantsch Kurt Illuminating system, particularly for projection purposes
US3555987A (en) * 1968-02-07 1971-01-19 Iben Browning Focal plane shutter system
US4769750A (en) * 1985-10-18 1988-09-06 Nippon Kogaku K. K. Illumination optical system
US4939630A (en) * 1986-09-09 1990-07-03 Nikon Corporation Illumination optical apparatus
JP2662562B2 (ja) * 1988-04-11 1997-10-15 株式会社ニコン 露光装置
NL8901077A (nl) * 1989-04-28 1990-11-16 Koninkl Philips Electronics Nv Optische belichtingsstelsel en projectie-apparaat voorzien van een dergelijk stelsel.
JP3473075B2 (ja) * 1993-12-24 2003-12-02 セイコーエプソン株式会社 照明装置及び投写型表示装置
US5662401A (en) * 1995-12-13 1997-09-02 Philips Electronics North America Corporation Integrating lens array and image forming method for improved optical efficiency
JPH09326352A (ja) * 1996-06-04 1997-12-16 Nikon Corp 照明光学装置
JPH11271669A (ja) * 1998-03-20 1999-10-08 Matsushita Electric Ind Co Ltd 照明手段と当該手段を用いた照明光学装置及び投写型表示装置
JP2002311382A (ja) 2001-04-19 2002-10-23 Matsushita Electric Ind Co Ltd 照明光学装置および投写型表示装置
JP2003280094A (ja) * 2002-03-22 2003-10-02 Ricoh Co Ltd 照明装置
JP2008191512A (ja) * 2007-02-06 2008-08-21 Brother Ind Ltd 光散乱素子、光散乱装置、照明装置及び網膜走査型画像表示装置
JP2009157111A (ja) * 2007-12-26 2009-07-16 Samsung Electronics Co Ltd 画像表示装置
US8366281B2 (en) * 2009-05-21 2013-02-05 Eastman Kodak Company Out-of-plane motion of speckle reduction element
CN101943845A (zh) * 2009-07-07 2011-01-12 红蝶科技(深圳)有限公司 一种高效的微型投影光学引擎
JP2012008549A (ja) 2010-05-27 2012-01-12 Panasonic Corp 光源装置およびこれを用いた照明装置ならびに画像表示装置
WO2011161931A1 (ja) * 2010-06-22 2011-12-29 パナソニック株式会社 レーザプロジェクタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW559891B (en) * 2001-09-14 2003-11-01 Canon Kk Illumination apparatus, exposure apparatus using the same, and device fabricating method
TW201115253A (en) * 2009-10-20 2011-05-01 Delta Electronics Inc Lens array set and projection apparatus

Also Published As

Publication number Publication date
CN103309139A (zh) 2013-09-18
JP2013186366A (ja) 2013-09-19
KR102071079B1 (ko) 2020-01-29
US20130235353A1 (en) 2013-09-12
JP5924037B2 (ja) 2016-05-25
TW201337439A (zh) 2013-09-16
US9175826B2 (en) 2015-11-03
KR20130103370A (ko) 2013-09-23

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