CH391621A - Lichtverteilungseinrichtung - Google Patents

Lichtverteilungseinrichtung

Info

Publication number
CH391621A
CH391621A CH413561A CH413561A CH391621A CH 391621 A CH391621 A CH 391621A CH 413561 A CH413561 A CH 413561A CH 413561 A CH413561 A CH 413561A CH 391621 A CH391621 A CH 391621A
Authority
CH
Switzerland
Prior art keywords
light distribution
distribution device
light
distribution
Prior art date
Application number
CH413561A
Other languages
English (en)
Inventor
Albinger Harry Jr
Bradford Marble Chester
Original Assignee
Gen Electric
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
Priority claimed from US20952A external-priority patent/US3043038A/en
Priority claimed from US20951A external-priority patent/US3043947A/en
Priority claimed from US20953A external-priority patent/US3043948A/en
Application filed by Gen Electric filed Critical Gen Electric
Publication of CH391621A publication Critical patent/CH391621A/de

Links

Classifications

    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0028—Light guide, e.g. taper
    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • G02B6/0055—Reflecting element, sheet or layer
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Details Of Measuring Devices (AREA)
CH413561A 1960-04-08 1961-04-07 Lichtverteilungseinrichtung CH391621A (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US20952A US3043038A (en) 1960-04-08 1960-04-08 Illuminated dial face
US20951A US3043947A (en) 1960-04-08 1960-04-08 Light distributing lens system
US20953A US3043948A (en) 1960-04-08 1960-04-08 Combination lens and lamp holder

Publications (1)

Publication Number Publication Date
CH391621A true CH391621A (de) 1965-05-15

Family

ID=27361552

Family Applications (1)

Application Number Title Priority Date Filing Date
CH413561A CH391621A (de) 1960-04-08 1961-04-07 Lichtverteilungseinrichtung

Country Status (2)

Country Link
CH (1) CH391621A (de)
GB (1) GB948379A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620795A1 (fr) * 1987-09-18 1989-03-24 Courageux Claude Diffuseur de lumiere

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4989956A (en) * 1989-01-04 1991-02-05 Hughes Aircraft Company Visual display device with fluorescent dye-doped edge-illuminating emitter panel
US5227773A (en) * 1989-05-25 1993-07-13 Hughes Aircraft Company High-intensity light display device
JP2630714B2 (ja) * 1992-10-08 1997-07-16 茶谷産業株式会社 面照明装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620795A1 (fr) * 1987-09-18 1989-03-24 Courageux Claude Diffuseur de lumiere
WO1990010823A1 (fr) * 1987-09-18 1990-09-20 Claude Courageux Diffuseur de lumiere

Also Published As

Publication number Publication date
GB948379A (en) 1964-02-05

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