CA2488271C - Dispositifs d'eclairage pour distribution controlee et pour panneau rayonnant - Google Patents

Dispositifs d'eclairage pour distribution controlee et pour panneau rayonnant Download PDF

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Publication number
CA2488271C
CA2488271C CA002488271A CA2488271A CA2488271C CA 2488271 C CA2488271 C CA 2488271C CA 002488271 A CA002488271 A CA 002488271A CA 2488271 A CA2488271 A CA 2488271A CA 2488271 C CA2488271 C CA 2488271C
Authority
CA
Canada
Prior art keywords
optical component
light
light source
component parts
ridges
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
CA002488271A
Other languages
English (en)
Other versions
CA2488271A1 (fr
Inventor
Nobuo Oyama
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.)
KK Stijapan
Original Assignee
KK Stijapan
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 KK Stijapan filed Critical KK Stijapan
Priority claimed from CA002219239A external-priority patent/CA2219239C/fr
Publication of CA2488271A1 publication Critical patent/CA2488271A1/fr
Application granted granted Critical
Publication of CA2488271C publication Critical patent/CA2488271C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G02B6/0005—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 of the fibre type
    • G02B6/0006—Coupling light into the fibre
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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
    • F21V7/0025—Combination of two or more reflectors for a single light source
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4298—Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/323—Optical layout thereof the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature
    • 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
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/10—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
    • F21V2200/17—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type characterised by the admission of light into the guide

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
CA002488271A 1997-10-23 1997-10-23 Dispositifs d'eclairage pour distribution controlee et pour panneau rayonnant Expired - Fee Related CA2488271C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002219239A CA2219239C (fr) 1996-04-19 1997-10-23 Dispositifs d'eclairage a controle de la repartition lumineuse et pour applications en panneaux d'eclairage

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002219239A Division CA2219239C (fr) 1996-04-19 1997-10-23 Dispositifs d'eclairage a controle de la repartition lumineuse et pour applications en panneaux d'eclairage

Publications (2)

Publication Number Publication Date
CA2488271A1 CA2488271A1 (fr) 1999-04-23
CA2488271C true CA2488271C (fr) 2005-08-16

Family

ID=34120654

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002488271A Expired - Fee Related CA2488271C (fr) 1997-10-23 1997-10-23 Dispositifs d'eclairage pour distribution controlee et pour panneau rayonnant

Country Status (1)

Country Link
CA (1) CA2488271C (fr)

Also Published As

Publication number Publication date
CA2488271A1 (fr) 1999-04-23

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed