JPH1082973A - 光学装置 - Google Patents

光学装置

Info

Publication number
JPH1082973A
JPH1082973A JP9159805A JP15980597A JPH1082973A JP H1082973 A JPH1082973 A JP H1082973A JP 9159805 A JP9159805 A JP 9159805A JP 15980597 A JP15980597 A JP 15980597A JP H1082973 A JPH1082973 A JP H1082973A
Authority
JP
Japan
Prior art keywords
light source
light
lens sheet
image
diffuser
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.)
Pending
Application number
JP9159805A
Other languages
English (en)
Japanese (ja)
Inventor
Roy Yuille Taylor
ユーイル テイラー ロイ
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of JPH1082973A publication Critical patent/JPH1082973A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/14—Arrangements of reflectors therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • 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
    • F21V13/12—Combinations of only three kinds of elements
    • 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
    • F21V7/00—Reflectors for light sources
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0422—Reflectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/14—Arrangements of reflectors therein
    • G09F2013/145—Arrangements of reflectors therein curved reflectors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP9159805A 1996-06-18 1997-06-17 光学装置 Pending JPH1082973A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66575496A 1996-06-18 1996-06-18
US08/665,754 1996-06-18

Publications (1)

Publication Number Publication Date
JPH1082973A true JPH1082973A (ja) 1998-03-31

Family

ID=24671450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9159805A Pending JPH1082973A (ja) 1996-06-18 1997-06-17 光学装置

Country Status (2)

Country Link
EP (1) EP0814453A3 (de)
JP (1) JPH1082973A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007103325A (ja) * 2005-10-07 2007-04-19 Kuraray Co Ltd 照明装置これが備える光制御部材及びこれを用いた画像表示装置
JP2007103323A (ja) * 2005-10-07 2007-04-19 Kuraray Co Ltd 照明装置これが備える光制御部材及びこれを用いた画像表示装置
WO2019181404A1 (ja) * 2018-03-20 2019-09-26 ソニー株式会社 画像表示装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012159545A1 (zh) * 2011-05-23 2012-11-29 北京莱易龙光电科技有限公司 一种led灯箱
US9082326B2 (en) 2013-05-02 2015-07-14 3M Innovative Properties Company Self illuminated shaped and two-sided signage for printed graphics
CN110070806A (zh) * 2019-03-31 2019-07-30 方迪勇 一种模块化大型灯箱的构成方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5282117A (en) * 1990-08-24 1994-01-25 Fritts Robert W Light leveling means for fluorescent backlit displays or the like
US5134553A (en) * 1990-10-17 1992-07-28 Toshiaki Nakagawa Illuminating device
US5365411A (en) * 1993-01-06 1994-11-15 Kaufel Group Ltd. Exit signs with LED illumination
GB2310525A (en) * 1996-02-24 1997-08-27 Ronnie Revell Illuminated display device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007103325A (ja) * 2005-10-07 2007-04-19 Kuraray Co Ltd 照明装置これが備える光制御部材及びこれを用いた画像表示装置
JP2007103323A (ja) * 2005-10-07 2007-04-19 Kuraray Co Ltd 照明装置これが備える光制御部材及びこれを用いた画像表示装置
JP4522938B2 (ja) * 2005-10-07 2010-08-11 株式会社クラレ 照明装置これが備える光制御部材及びこれを用いた画像表示装置
JP4563294B2 (ja) * 2005-10-07 2010-10-13 株式会社クラレ 照明装置これが備える光制御部材及びこれを用いた画像表示装置
WO2019181404A1 (ja) * 2018-03-20 2019-09-26 ソニー株式会社 画像表示装置
JPWO2019181404A1 (ja) * 2018-03-20 2021-04-01 ソニー株式会社 画像表示装置
US11953699B2 (en) 2018-03-20 2024-04-09 Sony Group Corporation Image display apparatus

Also Published As

Publication number Publication date
EP0814453A3 (de) 1999-07-28
EP0814453A2 (de) 1997-12-29

Similar Documents

Publication Publication Date Title
US11630250B2 (en) System for use in imaging in air
JP6129983B2 (ja) 人工照明装置
US3523717A (en) Composite back projection screen
US6170971B1 (en) Indicating light display having several light sources
KR930015813A (ko) 배면 투사형 화상표시장치 및 배면 투과형 스크린
TW200428106A (en) Light redirecting films and film systems
EP3762747B1 (de) Optik, leuchte und verfahren zur herstellung der optik
JP2018083593A (ja) 表示装置
JP2017009864A (ja) 液晶表示装置
JP6401330B2 (ja) 人工照明装置
JPWO2004049059A1 (ja) 透過型スクリーンおよび投写型表示装置
JP2010225388A (ja) 車両用信号灯具
JP2016218391A (ja) 表示装置
US4766684A (en) Lenticular screen for outdoor display
JPH1082973A (ja) 光学装置
JPH01252933A (ja) 面光源素子
JPH0425776Y2 (de)
JP2012234729A (ja) 照明装置
JP6592154B2 (ja) 人工照明装置
JP4004599B2 (ja) 導光板および平面照明装置
JP2000347009A (ja) レンズシート及び透過型スクリーン
KR20010073103A (ko) 투사형 스크린의 렌티쿨라 렌즈
KR100289721B1 (ko) 프로젝터용스크린
WO2021088884A1 (zh) 一种直投屏幕
JP2009047883A (ja) スクリーン