FR2181010B2 - - Google Patents

Info

Publication number
FR2181010B2
FR2181010B2 FR7314387A FR7314387A FR2181010B2 FR 2181010 B2 FR2181010 B2 FR 2181010B2 FR 7314387 A FR7314387 A FR 7314387A FR 7314387 A FR7314387 A FR 7314387A FR 2181010 B2 FR2181010 B2 FR 2181010B2
Authority
FR
France
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
Application number
FR7314387A
Other languages
French (fr)
Other versions
FR2181010A2 (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.)
GOYTISOLO TALTAVULL IGNACIO ES
Original Assignee
GOYTISOLO TALTAVULL IGNACIO ES
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 GOYTISOLO TALTAVULL IGNACIO ES filed Critical GOYTISOLO TALTAVULL IGNACIO ES
Publication of FR2181010A2 publication Critical patent/FR2181010A2/fr
Application granted granted Critical
Publication of FR2181010B2 publication Critical patent/FR2181010B2/fr
Expired 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
FR7314387A 1972-04-20 1973-04-19 Expired FR2181010B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24590472A 1972-04-20 1972-04-20

Publications (2)

Publication Number Publication Date
FR2181010A2 FR2181010A2 (en) 1973-11-30
FR2181010B2 true FR2181010B2 (en) 1974-11-08

Family

ID=22928579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7314387A Expired FR2181010B2 (en) 1972-04-20 1973-04-19

Country Status (6)

Country Link
US (1) US3794829A (en)
JP (1) JPS5443317B2 (en)
DE (1) DE2320247A1 (en)
ES (1) ES414498A1 (en)
FR (1) FR2181010B2 (en)
IT (1) IT1045303B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004145A (en) * 1975-02-24 1977-01-18 Ignacio Goytisolo Taltavull Nil-luminance lighting panel
CA1044203A (en) * 1975-05-01 1978-12-12 James D. Howe Lighting panel having improved refracting elements
FR2454135A1 (en) * 1979-04-13 1980-11-07 Suisse Horlogerie DIFFUSING SURFACE STRUCTURE FOR AN INFORMATION DISPLAY LIGHT GUIDE
DE3044470A1 (en) * 1980-11-26 1982-06-03 Kernforschungsanlage Jülich GmbH, 5170 Jülich METHOD FOR ILLUMINATING A SURFACE AS POSSIBLE AS POSSIBLE FROM A PARALLEL BEAM AND DEVICE FOR LASER DIAGNOSTICS
US4545007A (en) * 1984-09-12 1985-10-01 Devine Lighting Luminaire with lenticular lens
US4703405A (en) * 1986-07-17 1987-10-27 Ian Lewin Glare reducing lens
US5124839A (en) * 1989-11-08 1992-06-23 Canon Kabushiki Kaisha Phase-type focusing screen
US5003448A (en) * 1990-02-07 1991-03-26 K-S-H, Inc. Light-weight lenticular lighting panel
US6033094A (en) * 1997-10-02 2000-03-07 Fresnel Technologies, Inc. Microlens array for improved illumination patterns
US7187505B2 (en) * 2002-10-07 2007-03-06 Fresnel Technologies, Inc. Imaging lens for infrared cameras
TW200528849A (en) * 2004-02-27 2005-09-01 Hon Hai Prec Ind Co Ltd Light guide plate
JP4499519B2 (en) * 2004-07-12 2010-07-07 大日本印刷株式会社 Diffusion sheet, surface light source device, transmissive display device
US20100128351A1 (en) * 2008-11-21 2010-05-27 3M Innovative Properties Company Curved sided cone structures for controlling gain and viewing angle in an optical film
DE102011103981A1 (en) * 2011-06-10 2012-12-13 Siteco Beleuchtungstechnik Gmbh prism plate

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2474317A (en) * 1949-06-28 Light refracting and transmitting
US1241886A (en) * 1916-07-12 1917-10-02 Levi Leroy Rowe Lens.
US2859334A (en) * 1954-09-09 1958-11-04 Edwin F Guth Company Louvers
US3038065A (en) * 1957-05-21 1962-06-05 Holophane Co Inc Prismatic plate
US3096032A (en) * 1959-09-23 1963-07-02 Lighting Products Inc Lighting diffuser
US3234376A (en) * 1963-02-11 1966-02-08 Michael J Ceglia Glare-free lighting fixture
US3566102A (en) * 1967-09-13 1971-02-23 Artcrest Products Co Inc Light panel
US3671101A (en) * 1969-07-25 1972-06-20 Dan M Finch Light control material
US3578967A (en) * 1969-08-27 1971-05-18 Ksh Inc Prismatic lighting panel

Also Published As

Publication number Publication date
JPS5443317B2 (en) 1979-12-19
ES414498A1 (en) 1976-05-01
FR2181010A2 (en) 1973-11-30
JPS4920964A (en) 1974-02-23
DE2320247A1 (en) 1973-10-25
IT1045303B (en) 1980-05-10
US3794829A (en) 1974-02-26

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