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GB8826216D0 - Variable colour light - Google Patents

Variable colour light

Info

Publication number
GB8826216D0
GB8826216D0 GB888826216A GB8826216A GB8826216D0 GB 8826216 D0 GB8826216 D0 GB 8826216D0 GB 888826216 A GB888826216 A GB 888826216A GB 8826216 A GB8826216 A GB 8826216A GB 8826216 D0 GB8826216 D0 GB 8826216D0
Authority
GB
United Kingdom
Prior art keywords
colour light
variable colour
variable
light
colour
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Withdrawn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
GB888826216A
Other versions
GB2228561A (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.)
Richards S P
Original Assignee
Richards S P
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 Richards S P filed Critical Richards S P
Priority to GB8826216A priority Critical patent/GB2228561A/en
Publication of GB8826216D0 publication Critical patent/GB8826216D0/en
Publication of GB2228561A publication Critical patent/GB2228561A/en
Withdrawn legal-status Critical Current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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/08—Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
    • 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
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB8826216A 1988-11-09 1988-11-09 Variable colour light Withdrawn GB2228561A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8826216A GB2228561A (en) 1988-11-09 1988-11-09 Variable colour light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8826216A GB2228561A (en) 1988-11-09 1988-11-09 Variable colour light

Publications (2)

Publication Number Publication Date
GB8826216D0 true GB8826216D0 (en) 1988-12-14
GB2228561A GB2228561A (en) 1990-08-29

Family

ID=10646562

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8826216A Withdrawn GB2228561A (en) 1988-11-09 1988-11-09 Variable colour light

Country Status (1)

Country Link
GB (1) GB2228561A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114546180A (en) * 2021-10-07 2022-05-27 达运精密工业股份有限公司 Floating image generating device and floating image touch device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2267745B (en) * 1992-05-23 1996-01-17 Space Kraft Limited Light guide
DE4336023C2 (en) * 1993-09-30 1998-07-16 Erco Leuchten Reflector system for a lamp
IT1295866B1 (en) * 1997-10-22 1999-05-28 Pietro Maria Castiglioni LIGHTING DEVICE FUNCTIONING AS A HIGH LIGHT INTENSITY LIGHT PROJECTOR-DIFFUSER

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB905675A (en) * 1958-11-27 1962-09-12 Zeiss Jena Veb Carl Improvements in colour filters particularly for making colour prints
GB2023297B (en) * 1978-06-19 1982-08-04 Ciba Geigy Ag Photographic printing with colour filters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114546180A (en) * 2021-10-07 2022-05-27 达运精密工业股份有限公司 Floating image generating device and floating image touch device
CN114546180B (en) * 2021-10-07 2024-04-26 达运精密工业股份有限公司 Floating image generating device and floating image touch device

Also Published As

Publication number Publication date
GB2228561A (en) 1990-08-29

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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)