BR7205263D0 - Lente para distribuicao obliqua da luz emitida por uma fonte luminosa - Google Patents

Lente para distribuicao obliqua da luz emitida por uma fonte luminosa

Info

Publication number
BR7205263D0
BR7205263D0 BR5263/72A BR526372A BR7205263D0 BR 7205263 D0 BR7205263 D0 BR 7205263D0 BR 5263/72 A BR5263/72 A BR 5263/72A BR 526372 A BR526372 A BR 526372A BR 7205263 D0 BR7205263 D0 BR 7205263D0
Authority
BR
Brazil
Prior art keywords
lens
light source
light emitted
oblique distribution
light
Prior art date
Application number
BR5263/72A
Other languages
English (en)
Portuguese (pt)
Inventor
L Stahchut
Original Assignee
Emerson Electric Co
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 Emerson Electric Co filed Critical Emerson Electric Co
Publication of BR7205263D0 publication Critical patent/BR7205263D0/pt

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
    • 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
    • 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
    • F21Y2113/00—Combination of light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Overhead Projectors And Projection Screens (AREA)
BR5263/72A 1971-08-05 1972-08-04 Lente para distribuicao obliqua da luz emitida por uma fonte luminosa BR7205263D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16930371A 1971-08-05 1971-08-05

Publications (1)

Publication Number Publication Date
BR7205263D0 true BR7205263D0 (pt) 1973-06-05

Family

ID=22615098

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5263/72A BR7205263D0 (pt) 1971-08-05 1972-08-04 Lente para distribuicao obliqua da luz emitida por uma fonte luminosa

Country Status (15)

Country Link
US (1) US3735124A (de)
JP (1) JPS5144355B2 (de)
AT (1) AT331916B (de)
AU (1) AU452989B2 (de)
BE (1) BE787114A (de)
BR (1) BR7205263D0 (de)
CA (1) CA948607A (de)
DE (1) DE2238589C3 (de)
ES (1) ES405592A1 (de)
FR (1) FR2148287B1 (de)
GB (1) GB1340645A (de)
IT (1) IT965964B (de)
NL (1) NL155088B (de)
SE (1) SE385401B (de)
ZA (1) ZA725307B (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866036A (en) * 1974-04-16 1975-02-11 Ignacio Goytisolo Taltavull Fluorescent fixture with optical device
CA1066250A (en) * 1974-06-18 1979-11-13 Thomas W. Dey Lighting panel for use with collimated light
US4004145A (en) * 1975-02-24 1977-01-18 Ignacio Goytisolo Taltavull Nil-luminance lighting panel
US3978332A (en) * 1975-07-14 1976-08-31 Ignacio Goytisolo Taltavull Lighting apparatus with batwing light distribution
JPS5255689U (de) * 1975-10-20 1977-04-21
US4118763A (en) * 1976-04-12 1978-10-03 General Electric Company Variable transmission prismatic refractors
FR2480405A1 (fr) * 1980-04-14 1981-10-16 Allibert Exploitation Diffuseur de lumiere
US4450509A (en) * 1982-08-17 1984-05-22 Thorn Emi Plc Lanterns for area lighting
US4703405A (en) * 1986-07-17 1987-10-27 Ian Lewin Glare reducing lens
DE9315199U1 (de) * 1993-10-08 1995-02-09 Trilux-Lenze Gmbh + Co Kg, 59759 Arnsberg Leuchte
US5541825A (en) * 1994-08-31 1996-07-30 Hughes Aircraft Company Dual image CHMSLs without holography
IT1289716B1 (it) * 1996-12-05 1998-10-16 Fiat Ricerche Dispositivo di illuminazione atto a generare un pattern rettangolare nella zona di lavoro, ad esempio per l'illuminazione di strisce
US6033094A (en) * 1997-10-02 2000-03-07 Fresnel Technologies, Inc. Microlens array for improved illumination patterns
US7046905B1 (en) * 1999-10-08 2006-05-16 3M Innovative Properties Company Blacklight with structured surfaces
US6356391B1 (en) 1999-10-08 2002-03-12 3M Innovative Properties Company Optical film with variable angle prisms
US6845212B2 (en) 1999-10-08 2005-01-18 3M Innovative Properties Company Optical element having programmed optical structures
US6447135B1 (en) 1999-10-08 2002-09-10 3M Innovative Properties Company Lightguide having a directly secured reflector and method of making the same
DE19955435C1 (de) * 1999-11-18 2001-08-09 Lid Light Design Dr Ottokar Sc Entblendungselement für langgestreckte Leuchtkörper
AU2001273488A1 (en) * 2000-07-14 2002-02-05 Ashdown, Ian Light control devices with kinoform diffusers
US7837361B2 (en) * 2000-07-14 2010-11-23 Ledalite Architectural Products Light control devices implemented with diffusers having controllable diffusion characteristics
ITMI20011368A1 (it) * 2001-06-28 2002-12-28 Sirrah S R L Procedimento per la realizzazione di schermi di diffusione per apparecchi di illuminazione e schermo diffusore cosi' ottenuto
DE10242441A1 (de) * 2002-09-11 2004-04-01 Erco Leuchten Gmbh Leuchte
US7187505B2 (en) * 2002-10-07 2007-03-06 Fresnel Technologies, Inc. Imaging lens for infrared cameras
GB2408846A (en) * 2003-12-02 2005-06-08 Sung Tao Ho LED lamp tube
JP4499519B2 (ja) * 2004-07-12 2010-07-07 大日本印刷株式会社 拡散シート、面光源装置、透過型表示装置
WO2007054848A1 (en) * 2005-11-14 2007-05-18 Koninklijke Philips Electronics N.V. Thin and efficient light collimating device
CN101784836B (zh) * 2007-04-10 2012-07-04 飞利浦电子公司 在上下半球表现出蝙蝠翼状发光强度分布的光控制设备
CN101393278A (zh) * 2007-09-17 2009-03-25 鸿富锦精密工业（深圳）有限公司 背光模组及其棱镜片
CN101424384B (zh) * 2007-10-31 2011-05-04 富士迈半导体精密工业（上海）有限公司 光罩及采用该光罩的照明装置
WO2010010494A1 (en) * 2008-07-24 2010-01-28 Koninklijke Philips Electronics N.V. Luminaire device with several lighting units
EP3011372B1 (de) 2013-06-19 2021-12-08 Bright View Technologies Corporation Auf einer mikrostruktur basierende optische verteiler zur erzeugung von fledermausflügelmustern und verfahren zur deren herstellung
US10302275B2 (en) 2013-06-19 2019-05-28 Bright View Technologies Corporation Microstructure-based diffusers for creating batwing lighting patterns
DE202013105863U1 (de) * 2013-12-20 2015-03-24 Zumtobel Lighting Gmbh Anordnung zum Entblenden der Lichtabgabe
TW201545384A (zh) * 2014-05-29 2015-12-01 國立交通大學 光學膜片及光源模組
US20170114983A1 (en) * 2014-05-30 2017-04-27 Osram Sylvania Inc. Hybrid optical systems including flexible optical systems and light control films
US10267489B2 (en) * 2015-12-22 2019-04-23 Citizen Electronics Co., Ltd. Light-emitting apparatus
KR102578775B1 (ko) * 2021-05-26 2023-09-15 (주)에프비지코리아 광섬유 격자센서를 이용한 온도감지장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US593045A (en) * 1897-11-02 Light-tran-smitter
GB190908324A (en) * 1908-10-14 1909-09-30 Otis Angelo Mygatt Improved Glassware.
GB620639A (en) * 1947-01-24 1949-03-28 Holophane Sa Improvements in and relating to light controlling devices
US3234376A (en) * 1963-02-11 1966-02-08 Michael J Ceglia Glare-free lighting fixture

Also Published As

Publication number Publication date
FR2148287A1 (de) 1973-03-11
JPS5144355B2 (de) 1976-11-27
DE2238589A1 (de) 1973-02-22
NL7210615A (de) 1973-02-07
AU4489372A (en) 1974-01-31
ATA670872A (de) 1975-12-15
US3735124A (en) 1973-05-22
NL155088B (nl) 1977-11-15
ZA725307B (en) 1973-04-25
GB1340645A (en) 1973-12-12
IT965964B (it) 1974-02-11
AU452989B2 (en) 1974-09-19
FR2148287B1 (de) 1975-09-12
JPS4826148A (de) 1973-04-05
BE787114A (fr) 1973-02-05
AT331916B (de) 1976-08-25
CA948607A (en) 1974-06-04
DE2238589B2 (de) 1978-08-10
ES405592A1 (es) 1975-08-01
DE2238589C3 (de) 1979-04-12
SE385401B (sv) 1976-06-28

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