GB2365144B - Filter - Google Patents

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Publication number
GB2365144B
GB2365144B GB0115699A GB0115699A GB2365144B GB 2365144 B GB2365144 B GB 2365144B GB 0115699 A GB0115699 A GB 0115699A GB 0115699 A GB0115699 A GB 0115699A GB 2365144 B GB2365144 B GB 2365144B
Authority
GB
United Kingdom
Prior art keywords
filter
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
GB0115699A
Other versions
GB2365144A (en
GB0115699D0 (en
Inventor
Timothy George Bushell
Janos Hajto
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.)
Oxley Developments Co Ltd
Edinburgh Napier University
Original Assignee
Oxley Developments Co Ltd
Edinburgh Napier University
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 Oxley Developments Co Ltd, Edinburgh Napier University filed Critical Oxley Developments Co Ltd
Publication of GB0115699D0 publication Critical patent/GB0115699D0/en
Publication of GB2365144A publication Critical patent/GB2365144A/en
Application granted granted Critical
Publication of GB2365144B publication Critical patent/GB2365144B/en
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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/20—Dichroic filters, i.e. devices operating on the principle of wave interference to pass specific ranges of wavelengths while cancelling others
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
GB0115699A 2000-06-27 2001-06-27 Filter Expired - Fee Related GB2365144B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0015561.4A GB0015561D0 (en) 2000-06-27 2000-06-27 Filter

Publications (3)

Publication Number Publication Date
GB0115699D0 GB0115699D0 (en) 2001-08-22
GB2365144A GB2365144A (en) 2002-02-13
GB2365144B true GB2365144B (en) 2004-06-16

Family

ID=9894367

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0015561.4A Ceased GB0015561D0 (en) 2000-06-27 2000-06-27 Filter
GB0115699A Expired - Fee Related GB2365144B (en) 2000-06-27 2001-06-27 Filter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0015561.4A Ceased GB0015561D0 (en) 2000-06-27 2000-06-27 Filter

Country Status (1)

Country Link
GB (2) GB0015561D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4378242B2 (en) * 2003-09-25 2009-12-02 株式会社小糸製作所 Vehicle lighting
CA2741864C (en) * 2008-11-07 2015-12-29 Idd Aerospace Corporation Lighting systems
US20100187441A1 (en) * 2009-01-28 2010-07-29 Bio-Rad Laboratories, Inc. Transilluminator adaptor for conversion of ultraviolet radiation to visible light

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4716501A (en) * 1986-10-21 1987-12-29 Mckee John M Indicator light assembly with fluorescent lens
US4766526A (en) * 1985-07-15 1988-08-23 Futaba Denshi Kogyo Kabushiki Kaisha Light source
EP0481647A2 (en) * 1990-10-15 1992-04-22 THORN EMI plc Luminaire
US5561732A (en) * 1991-09-09 1996-10-01 Coventry Univ. Enterprises & Welmed Ltd. Data transmission
US5736744A (en) * 1996-03-27 1998-04-07 Uvp, Inc. Wavelength shifting filter
EP0879867A1 (en) * 1996-02-09 1998-11-25 Idemitsu Kosan Company Limited Fluorescence-reddening membrane and red-emitting device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4766526A (en) * 1985-07-15 1988-08-23 Futaba Denshi Kogyo Kabushiki Kaisha Light source
US4716501A (en) * 1986-10-21 1987-12-29 Mckee John M Indicator light assembly with fluorescent lens
EP0481647A2 (en) * 1990-10-15 1992-04-22 THORN EMI plc Luminaire
US5561732A (en) * 1991-09-09 1996-10-01 Coventry Univ. Enterprises & Welmed Ltd. Data transmission
EP0879867A1 (en) * 1996-02-09 1998-11-25 Idemitsu Kosan Company Limited Fluorescence-reddening membrane and red-emitting device
US5736744A (en) * 1996-03-27 1998-04-07 Uvp, Inc. Wavelength shifting filter

Also Published As

Publication number Publication date
GB2365144A (en) 2002-02-13
GB0115699D0 (en) 2001-08-22
GB0015561D0 (en) 2000-08-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120627