FI20130195A - A method for providing a wide band and a uniform power LEDs - Google Patents

A method for providing a wide band and a uniform power LEDs Download PDF

Info

Publication number
FI20130195A
FI20130195A FI20130195A FI20130195A FI20130195A FI 20130195 A FI20130195 A FI 20130195A FI 20130195 A FI20130195 A FI 20130195A FI 20130195 A FI20130195 A FI 20130195A FI 20130195 A FI20130195 A FI 20130195A
Authority
FI
Grant status
Application
Patent type
Prior art keywords
providing
method
wide band
uniform power
power leds
Prior art date
Application number
FI20130195A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Ilkka Alasaarela
Mikko Syrjälahti
Lassi Viitala
Thomas Gyllning
Original Assignee
Growth Curves Ab Ltd Oy
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

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255Details, e.g. use of specially adapted sources, lighting or optical systems
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B19/00Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0061Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
    • G02B19/0066Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED in the form of an LED array
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0005Light guides specially adapted for lighting devices or systems the light guides being of the fibre type
    • G02B6/0006Coupling light into the fibre
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/04Light guides formed by bundles of fibres
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L25/00Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
    • H01L25/03Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L51/00, e.g. assemblies of rectifier diodes
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L33/00Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/42Coupling light guides with opto-electronic elements
    • G02B6/4298Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001Technical content checked by a classifier
    • H01L2924/0002Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
FI20130195A 2013-07-03 2013-07-03 A method for providing a wide band and a uniform power LEDs FI20130195A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI20130195A FI20130195A (en) 2013-07-03 2013-07-03 A method for providing a wide band and a uniform power LEDs

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20130195A FI20130195A (en) 2013-07-03 2013-07-03 A method for providing a wide band and a uniform power LEDs
PCT/FI2014/000015 WO2015001174A1 (en) 2013-07-03 2014-07-02 A method to accomplish a broadband, even and efficient led-light

Publications (1)

Publication Number Publication Date
FI20130195A true true FI20130195A (en) 2015-01-04

Family

ID=52143158

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20130195A FI20130195A (en) 2013-07-03 2013-07-03 A method for providing a wide band and a uniform power LEDs

Country Status (2)

Country Link
FI (1) FI20130195A (en)
WO (1) WO2015001174A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5229841A (en) * 1991-07-10 1993-07-20 Eaton Corporation Color sensor employing optical fiber bundles with varied diameters
US6836332B2 (en) * 2001-09-25 2004-12-28 Tennessee Scientific, Inc. Instrument and method for testing fluid characteristics
DE10256365A1 (en) * 2001-12-04 2003-07-17 Ccs Inc Light radiation device for testing semiconductor chip, has lens mounted on optical fibers in one-to-one correspondence and closer to light transmission end of optical fibers
US8140147B2 (en) * 2002-04-04 2012-03-20 Veralight, Inc. Determination of a measure of a glycation end-product or disease state using a flexible probe to determine tissue fluorescence of various sites
DE10339618A1 (en) * 2003-08-28 2005-03-24 Leica Microsystems (Schweiz) Ag LEDs lighting for an optical observation device, in particular a stereo or a stereo surgical microscope
CN102778439B (en) * 2012-06-28 2014-08-27 中国科学院合肥物质科学研究院 Multiple-light-emitting-diode (LED) combined wideband light source device applied to difference absorption spectrum system

Also Published As

Publication number Publication date Type
WO2015001174A1 (en) 2015-01-08 application

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Legal Events

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