NL7009622A - - Google Patents

Info

Publication number
NL7009622A
NL7009622A NL7009622A NL7009622A NL7009622A NL 7009622 A NL7009622 A NL 7009622A NL 7009622 A NL7009622 A NL 7009622A NL 7009622 A NL7009622 A NL 7009622A NL 7009622 A NL7009622 A NL 7009622A
Authority
NL
Netherlands
Application number
NL7009622A
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 filed Critical
Publication of NL7009622A publication Critical patent/NL7009622A/xx

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
    • F21V5/00—Refractors for light sources
    • F21V5/008—Combination of two or more successive refractors along an optical axis
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
NL7009622A 1969-10-03 1970-06-30 NL7009622A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87151369A 1969-10-03 1969-10-03

Publications (1)

Publication Number Publication Date
NL7009622A true NL7009622A (en) 1971-04-06

Family

ID=25357621

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7009622A NL7009622A (en) 1969-10-03 1970-06-30

Country Status (4)

Country Link
US (1) US3725697A (en)
DE (2) DE2032229A1 (en)
FR (1) FR2056445A5 (en)
NL (1) NL7009622A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059755A (en) * 1975-12-29 1977-11-22 Armstrong Cork Company Luminaire lens insert
US4164012A (en) * 1977-06-17 1979-08-07 Koehler Manufacturing Company Luminaire apparatus for reflecting radiant energy and methods of controlling characteristics of reflected radiant energy
JPS57174803A (en) * 1981-04-20 1982-10-27 Masayasu Negishi Surface light source device
US5149191A (en) * 1991-12-23 1992-09-22 Ian Lewin Combination louver/lens light fixture shield
WO2002044612A2 (en) * 2000-11-29 2002-06-06 Zumtobel Staff Gmbh Light with a transparent panel
JP2006091821A (en) * 2004-08-26 2006-04-06 Fuji Photo Film Co Ltd Prism sheet and display device using the same
JP5011676B2 (en) * 2005-08-12 2012-08-29 株式会社日立製作所 Equipment provided with display device
US20090080197A1 (en) * 2006-03-21 2009-03-26 Koninklijke Philips Electronics N.V. Light emitting diode module and method for the manufacturing of such an led module
DE202012102644U1 (en) 2012-07-17 2013-10-21 Zumtobel Lighting Gmbh Light-emitting device and luminaire with a light-emitting device
EP3011372B1 (en) 2013-06-19 2021-12-08 Bright View Technologies Corporation Microstructure-based optical diffuser for creating batwing patterns and method for its manufacture
US10302275B2 (en) 2013-06-19 2019-05-28 Bright View Technologies Corporation Microstructure-based diffusers for creating batwing lighting patterns
WO2015013594A1 (en) 2013-07-26 2015-01-29 Bright View Technologies Corporation Shaped microstructure-based optical diffusers
US9625110B2 (en) * 2014-10-08 2017-04-18 Milyon, LLC Suspendable light fixture

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1050466A (en) * 1909-06-15 1913-01-14 Bassett Jones Jr Reflector.
US1909947A (en) * 1929-02-06 1933-05-23 Ernest H Greppin Operating room lighting fixture
US1870241A (en) * 1931-08-14 1932-08-09 Holophane Co Inc Luminair
US2173325A (en) * 1936-02-24 1939-09-19 American Sterilizer Co Surgical operating luminaire
US2232276A (en) * 1937-03-22 1941-02-18 Safety Car Heating & Lighting Illuminator
US2244737A (en) * 1937-12-31 1941-06-10 Adlake Co Lighting fixture
US2232543A (en) * 1938-03-03 1941-02-18 Holophane Co Inc Store lighting apparatus
US3064125A (en) * 1957-09-30 1962-11-13 Corning Glass Works Luminair
DE1201278B (en) * 1962-05-04 1965-09-23 Quarzlampen Gmbh Operating light

Also Published As

Publication number Publication date
US3725697A (en) 1973-04-03
DE2032229A1 (en) 1971-04-15
FR2056445A5 (en) 1971-05-14
DE7024475U (en) 1972-09-07

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