DE69328095D1 - Lichtquellen - Google Patents

Lichtquellen

Info

Publication number
DE69328095D1
DE69328095D1 DE69328095T DE69328095T DE69328095D1 DE 69328095 D1 DE69328095 D1 DE 69328095D1 DE 69328095 T DE69328095 T DE 69328095T DE 69328095 T DE69328095 T DE 69328095T DE 69328095 D1 DE69328095 D1 DE 69328095D1
Authority
DE
Germany
Prior art keywords
light sources
electrodes
light source
arc
light
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
DE69328095T
Other languages
English (en)
Other versions
DE69328095T2 (de
Inventor
Martin Kavanagh
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.)
Digital Projection Ltd
Original Assignee
Digital Projection Ltd
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 GB929212675A external-priority patent/GB9212675D0/en
Priority claimed from GB929226152A external-priority patent/GB9226152D0/en
Application filed by Digital Projection Ltd filed Critical Digital Projection Ltd
Publication of DE69328095D1 publication Critical patent/DE69328095D1/de
Application granted granted Critical
Publication of DE69328095T2 publication Critical patent/DE69328095T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • 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
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/025—Associated optical elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H01J61/106—Shields, screens, or guides for influencing the discharge using magnetic means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/40—Devices for influencing the colour or wavelength of the light by light filters; by coloured coatings in or on the envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp
    • H01J61/526—Heating or cooling particular parts of the lamp heating or cooling of electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/548—Igniting arrangements, e.g. promoting ionisation for starting using radioactive means to promote ionisation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/84—Lamps with discharge constricted by high pressure
    • H01J61/86—Lamps with discharge constricted by high pressure with discharge additionally constricted by close spacing of electrodes, e.g. for optical projection

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Projection Apparatus (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Eye Examination Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
DE69328095T 1992-06-15 1993-06-14 Lichtquellen Expired - Fee Related DE69328095T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB929212675A GB9212675D0 (en) 1992-06-15 1992-06-15 High intensity light sources
GB929226152A GB9226152D0 (en) 1992-12-15 1992-12-15 High intensity light sources
PCT/GB1993/001264 WO1993026034A2 (en) 1992-06-15 1993-06-14 Light sources

Publications (2)

Publication Number Publication Date
DE69328095D1 true DE69328095D1 (de) 2000-04-20
DE69328095T2 DE69328095T2 (de) 2000-12-21

Family

ID=26301072

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69328095T Expired - Fee Related DE69328095T2 (de) 1992-06-15 1993-06-14 Lichtquellen

Country Status (7)

Country Link
US (1) US6114807A (de)
EP (1) EP0646284B1 (de)
JP (1) JPH07507179A (de)
AT (1) ATE190752T1 (de)
AU (1) AU4346893A (de)
DE (1) DE69328095T2 (de)
WO (1) WO1993026034A2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6561675B1 (en) * 1995-01-27 2003-05-13 Digital Projection Limited Rectangular beam generating light source
GB2290132A (en) * 1994-05-31 1995-12-13 Rank Brimar Ltd Light Sources
US6341876B1 (en) * 1997-02-19 2002-01-29 Digital Projection Limited Illumination system
GB9710909D0 (en) * 1997-05-27 1997-07-23 Digital Projection Ltd Projection system and light source for use in a projection system
US6316867B1 (en) * 1999-10-26 2001-11-13 Eg&G Ilc Technology, Inc. Xenon arc lamp
US6700598B1 (en) * 2000-04-25 2004-03-02 Cortron Corporation Digital imaging system employing non-coherent light source
US6670758B2 (en) * 2001-11-27 2003-12-30 Luxtel Llc Short arc lamp improved thermal transfer characteristics
JP3661688B2 (ja) * 2002-03-26 2005-06-15 セイコーエプソン株式会社 照明装置
JP3994880B2 (ja) * 2002-04-26 2007-10-24 ウシオ電機株式会社 放電ランプ
US7506583B1 (en) * 2002-05-02 2009-03-24 Cortron Corporation Flexographic printing reflector
US7176633B1 (en) * 2003-12-09 2007-02-13 Vaconics Lighting, Inc. Arc lamp with an internally mounted filter
US7488096B2 (en) * 2004-01-30 2009-02-10 Hewlett-Packard Development Company, L.P. Integral reflector and heat sink
US20050168996A1 (en) * 2004-01-30 2005-08-04 Koegler John M.Iii Integral reflector and heat sink
US7358657B2 (en) * 2004-01-30 2008-04-15 Hewlett-Packard Development Company, L.P. Lamp assembly
US7742225B2 (en) * 2004-06-14 2010-06-22 Hewlett-Packard Development Company, L.P. Bandpass reflector with heat removal
US20050275936A1 (en) * 2004-06-14 2005-12-15 Anurag Gupta Bandpass reflector with heat removal
US7244031B2 (en) * 2004-07-08 2007-07-17 Hewlett-Packard Development Company, L.P. Light source arrangement
DE102005028456A1 (de) * 2005-06-17 2006-12-28 Schott Ag Metallreflektor und Verfahren zu dessen Herstellung
US7679276B2 (en) 2004-12-09 2010-03-16 Perkinelmer Singapore Pte Ltd. Metal body arc lamp
US7141927B2 (en) * 2005-01-07 2006-11-28 Perkinelmer Optoelectronics ARC lamp with integrated sapphire rod
US7423366B2 (en) * 2005-03-29 2008-09-09 Koegler John M Lamp assembly
US7347592B2 (en) * 2005-07-14 2008-03-25 Hewlett-Packard Development Company, L.P. Light source for a projection system having a light absorption layer
US7621646B2 (en) * 2006-07-05 2009-11-24 Hewlett-Packard Development Company Curved band-pass filter
GB0619943D0 (en) 2006-10-09 2006-11-15 Digital Projection Ltd Light source
GB0711462D0 (en) 2007-06-13 2007-07-25 Digital Projection Ltd Digital image display services
EP2238510A1 (de) * 2008-01-31 2010-10-13 Osram Gesellschaft mit beschränkter Haftung Lampengehäuseeinheit
JP5231618B2 (ja) * 2011-10-28 2013-07-10 シャープ株式会社 光源装置、擬似太陽光照射装置および光源装置のメンテナンス方法
JP5900460B2 (ja) * 2013-10-25 2016-04-06 ウシオ電機株式会社 ショートアーク型放電ランプ
JP6428259B2 (ja) * 2014-12-26 2018-11-28 ウシオ電機株式会社 ショートアーク型放電ランプ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL272789A (de) * 1960-12-27
US3644768A (en) * 1970-07-13 1972-02-22 Varian Associates Housing for a sealed beam arc lamp
US3736453A (en) * 1971-01-22 1973-05-29 California Inst Of Techn Arc control in compact arc lamps
US3881132A (en) * 1971-08-19 1975-04-29 California Inst Of Techn Compact, high intensity arc lamp with internal magnetic field producing means
US3934166A (en) * 1973-12-13 1976-01-20 Varian Associates Offset stinger for arc lamp
US3970883A (en) * 1975-04-07 1976-07-20 Varian Associates Arc lamp with movable electrode
US3988626A (en) * 1975-05-12 1976-10-26 Eprad Incorporated Magnetically stabilized xenon arc lamp
US4633128A (en) * 1985-05-17 1986-12-30 Ilc Technology, Inc. Short arc lamp with improved thermal characteristics

Also Published As

Publication number Publication date
JPH07507179A (ja) 1995-08-03
EP0646284A1 (de) 1995-04-05
ATE190752T1 (de) 2000-04-15
AU4346893A (en) 1994-01-04
EP0646284B1 (de) 2000-03-15
WO1993026034A3 (en) 1994-03-17
WO1993026034A2 (en) 1993-12-23
US6114807A (en) 2000-09-05
DE69328095T2 (de) 2000-12-21

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee