DE69128736T2 - Interferenzschicht und Lampe - Google Patents

Interferenzschicht und Lampe

Info

Publication number
DE69128736T2
DE69128736T2 DE69128736T DE69128736T DE69128736T2 DE 69128736 T2 DE69128736 T2 DE 69128736T2 DE 69128736 T DE69128736 T DE 69128736T DE 69128736 T DE69128736 T DE 69128736T DE 69128736 T2 DE69128736 T2 DE 69128736T2
Authority
DE
Germany
Prior art keywords
lamp
interference layer
interference
layer
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
DE69128736T
Other languages
English (en)
Other versions
DE69128736D1 (de
Inventor
Akira Kawakatsu
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.)
Toshiba Lighting and Technology Corp
Original Assignee
Toshiba Lighting and Technology Corp
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 Toshiba Lighting and Technology Corp filed Critical Toshiba Lighting and Technology Corp
Publication of DE69128736D1 publication Critical patent/DE69128736D1/de
Application granted granted Critical
Publication of DE69128736T2 publication Critical patent/DE69128736T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Filters (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE69128736T 1990-03-23 1991-03-22 Interferenzschicht und Lampe Expired - Fee Related DE69128736T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2074907A JPH03274656A (ja) 1990-03-23 1990-03-23 光干渉膜

Publications (2)

Publication Number Publication Date
DE69128736D1 DE69128736D1 (de) 1998-02-26
DE69128736T2 true DE69128736T2 (de) 1998-08-20

Family

ID=13560930

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128736T Expired - Fee Related DE69128736T2 (de) 1990-03-23 1991-03-22 Interferenzschicht und Lampe

Country Status (5)

Country Link
US (1) US5142197A (de)
EP (1) EP0448125B1 (de)
JP (1) JPH03274656A (de)
KR (1) KR950013661B1 (de)
DE (1) DE69128736T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69425943T2 (de) * 1993-11-05 2001-04-12 Vari Lite Inc Lichtmusterschablone und Laserablationsverfahren bzw. -gerät zu deren Herstellung
US5578893A (en) * 1993-11-16 1996-11-26 Piaa Corporation Bulb for vehicular lighting equipment
IT1280879B1 (it) * 1995-07-28 1998-02-11 Carello Spa Dispositivo di illuminazione per autoveicoli.
JP3392701B2 (ja) * 1997-04-18 2003-03-31 株式会社小糸製作所 ウエッジベース型電球
US6441541B1 (en) * 1999-08-25 2002-08-27 General Electric Company Optical interference coatings and lamps using same
EP1958240B1 (de) * 2005-12-02 2016-08-17 Philips Intellectual Property & Standards GmbH Elektrische lampe
CN105759334A (zh) * 2016-02-01 2016-07-13 张汉新 一种滤光膜及一种灯具滤光装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3162785A (en) * 1960-04-22 1964-12-22 Sylvania Electric Prod Projection lamp
DE1153189B (de) * 1961-06-30 1963-08-22 Zeiss Ikon Ag Anordnung zur Abtrennung der Waerme-strahlung aus dem Strahlengang einer Lichtquelle
JPS61101949A (ja) * 1984-10-24 1986-05-20 東芝ライテック株式会社 電球
NL8500367A (nl) * 1985-02-11 1986-09-01 Philips Nv Gekleurde halogeen-gloeilamp.
US4839553A (en) * 1987-12-21 1989-06-13 Gte Products Corporation Reflector lamp having complementary dichroic filters on the reflector and lens for emitting colored light

Also Published As

Publication number Publication date
KR950013661B1 (ko) 1995-11-13
DE69128736D1 (de) 1998-02-26
EP0448125B1 (de) 1998-01-21
EP0448125A2 (de) 1991-09-25
EP0448125A3 (en) 1992-10-28
US5142197A (en) 1992-08-25
JPH03274656A (ja) 1991-12-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee