TW259861B - - Google Patents

Info

Publication number
TW259861B
TW259861B TW083111059A TW83111059A TW259861B TW 259861 B TW259861 B TW 259861B TW 083111059 A TW083111059 A TW 083111059A TW 83111059 A TW83111059 A TW 83111059A TW 259861 B TW259861 B TW 259861B
Authority
TW
Taiwan
Prior art keywords
light
slab waveguide
microprisms
microprism
microlenses
Prior art date
Application number
TW083111059A
Other languages
English (en)
Original Assignee
Allied Signal Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22529283&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=TW259861(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Allied Signal Inc filed Critical Allied Signal Inc
Application granted granted Critical
Publication of TW259861B publication Critical patent/TW259861B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • 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
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Liquid Crystal (AREA)
  • Optical Integrated Circuits (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
TW083111059A 1993-11-05 1994-11-28 TW259861B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/149,219 US5396350A (en) 1993-11-05 1993-11-05 Backlighting apparatus employing an array of microprisms

Publications (1)

Publication Number Publication Date
TW259861B true TW259861B (zh) 1995-10-11

Family

ID=22529283

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083111059A TW259861B (zh) 1993-11-05 1994-11-28

Country Status (16)

Country Link
US (1) US5396350A (zh)
EP (1) EP0727028B1 (zh)
JP (1) JP2706574B2 (zh)
KR (1) KR100348734B1 (zh)
CN (1) CN1097196C (zh)
AT (1) ATE180322T1 (zh)
AU (1) AU1087795A (zh)
CA (1) CA2174528C (zh)
DE (1) DE69418617T2 (zh)
DK (1) DK0727028T3 (zh)
ES (1) ES2132597T3 (zh)
FI (1) FI961880A (zh)
GR (1) GR3030897T3 (zh)
SG (1) SG47942A1 (zh)
TW (1) TW259861B (zh)
WO (1) WO1995012782A1 (zh)

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EP0727028B1 (en) 1999-05-19
DE69418617T2 (de) 2000-02-03
US5396350A (en) 1995-03-07
DE69418617D1 (de) 1999-06-24
AU1087795A (en) 1995-05-23
CN1136349A (zh) 1996-11-20
GR3030897T3 (en) 1999-11-30
JP2706574B2 (ja) 1998-01-28
FI961880A0 (fi) 1996-05-03
ATE180322T1 (de) 1999-06-15
WO1995012782A1 (en) 1995-05-11
SG47942A1 (en) 1998-04-17
FI961880A (fi) 1996-05-03
CN1097196C (zh) 2002-12-25
KR960706047A (ko) 1996-11-08
JPH08511129A (ja) 1996-11-19
CA2174528C (en) 2006-07-11
ES2132597T3 (es) 1999-08-16
CA2174528A1 (en) 1995-05-11
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KR100348734B1 (ko) 2002-11-23
EP0727028A1 (en) 1996-08-21

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