GB0304627D0 - Light emitting device - Google Patents

Light emitting device

Info

Publication number
GB0304627D0
GB0304627D0 GB0304627A GB0304627A GB0304627D0 GB 0304627 D0 GB0304627 D0 GB 0304627D0 GB 0304627 A GB0304627 A GB 0304627A GB 0304627 A GB0304627 A GB 0304627A GB 0304627 D0 GB0304627 D0 GB 0304627D0
Authority
GB
United Kingdom
Prior art keywords
light emitting
emitting device
light
emitting
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.)
Withdrawn
Application number
GB0304627A
Other versions
GB2398926A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0304627A priority Critical patent/GB2398926A/en
Publication of GB0304627D0 publication Critical patent/GB0304627D0/en
Publication of GB2398926A publication Critical patent/GB2398926A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0061—Condensers, 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
    • G02B19/0066—Condensers, 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0905—Dividing and/or superposing multiple light beams
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
GB0304627A 2003-02-28 2003-02-28 Light emitting device Withdrawn GB2398926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0304627A GB2398926A (en) 2003-02-28 2003-02-28 Light emitting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0304627A GB2398926A (en) 2003-02-28 2003-02-28 Light emitting device

Publications (2)

Publication Number Publication Date
GB0304627D0 true GB0304627D0 (en) 2003-04-02
GB2398926A GB2398926A (en) 2004-09-01

Family

ID=9953864

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0304627A Withdrawn GB2398926A (en) 2003-02-28 2003-02-28 Light emitting device

Country Status (1)

Country Link
GB (1) GB2398926A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1914556B (en) * 2004-01-29 2010-05-26 松下电器产业株式会社 Light source device, and two-dimensional image display unit
GB2419950A (en) * 2004-11-09 2006-05-10 Sharp Kk Capacitance measuring apparatus for LCD touch screen
DE102005031710B4 (en) * 2005-07-05 2014-12-24 Sick Ag Optoelectronic sensor
TW200741134A (en) 2005-12-12 2007-11-01 Koninkl Philips Electronics Nv Optical device for creating an illumination window
EP2600053B1 (en) * 2010-07-30 2019-09-04 Sony Corporation Illumination device, and display device
DE102017200709A1 (en) 2017-01-18 2018-07-19 Robert Bosch Gmbh Optical arrangement for beam merging
GB201715369D0 (en) * 2017-09-22 2017-11-08 Ceres Imaging Ltd Pseudo-collimated illumination derived from and array of light sources

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100242111B1 (en) * 1997-04-04 2000-02-01 구자홍 Module of light source having two wavelength and optical pickup apparatus for different type optical disk using this
JPH10319873A (en) * 1997-05-15 1998-12-04 Mitsubishi Electric Corp Light source unit and display device, display and illumination device using it
JP3687939B2 (en) * 1997-05-22 2005-08-24 パイオニア株式会社 Optical pickup device
JP3778316B2 (en) * 1997-05-22 2006-05-24 パイオニア株式会社 Optical pickup device
DE19825192A1 (en) * 1998-06-05 1999-12-16 Joerg Gutjahr Projection screen
US6115152A (en) * 1998-09-14 2000-09-05 Digilens, Inc. Holographic illumination system
US6512608B2 (en) * 1999-12-16 2003-01-28 Victor Company Of Japan, Limited Optical device
US20020126479A1 (en) * 2001-03-08 2002-09-12 Ball Semiconductor, Inc. High power incoherent light source with laser array
US6604839B2 (en) * 2001-06-15 2003-08-12 Lumileds Lighting, U.S., Llc Multi-chip LED color mixing by diffraction

Also Published As

Publication number Publication date
GB2398926A (en) 2004-09-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)