Matches 1 - 50 out of 189 1 2 3 4 >


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US20120140461 TROFFER-STYLE OPTICAL ASSEMBLY  
A troffer-style fixture. The fixture is particularly well-suited for use with solid state light sources. The troffer comprises a light engine unit surrounded by a reflective pan. An elongated heat...
US20150036357 Reflector assembly for eliminating unwanted stray lights  
A reflector assembly for eliminating unwanted stray lights comprising a reflector body having a reflector body focal point on a reflector body optical axis where a light source is positioned and a...
US20110051394 WARM WHITE LIGHTING DEVICE  
The present invention relates to warm white light engines including combinations of blue, cyan, and red, red-orange, or amber emitters and one or more phosphors that produce a white light pleasing...
US20130128590 LED UNIT  
A light emitting diode (LED) unit having a lens producing parallel light beams is disclosed. The LED unit comprises an LED; and a lens comprising a light incident face facing the LED, a light...
US20120033433 ILLUMINATION LENSES  
Illumination lenses having surfaces shaped according to given differential equations in order to distribute light in a highly controlled manner with minimum reflection losses are provided. These...
US20150117023 LENS AND LED UNIT USING THE SAME  
A lens includes a bottom face, a light incident face defined in the bottom face, a plurality of light reflective faces connecting the light incident face with the bottom face, and a light emerging...
US20120300470 VARIABLE SHAPED LAMP SHADE OF LED LAMP  
In a variable shaped lamp shade of an LED lamp, the lamp shade is made of a translucent material matched with an LED lamp strip and a lamp holder and includes at least one strip-shaped optical...
US20130021777 LIGHT FIXTURE WITH COEXTRUDED COMPONENTS  
A light fixture with coextruded components is disclosed. Embodiments of the present invention provide a solid-state light fixture suitable for use in commercial environments. A light fixture...
US20050047115 Method for making a lamp string  
A method of making a lamp string includes: providing conducting strips each having first and second opposite end portions, and aligning the conducting strips with one another, the first end...
US20140218919 LED LENS AND LED MODULE FOR TWO-SIDED LIGHTING, AND LED TWO-SIDED LIGHTING APPARATUS USING SAME  
There is provided a light emitting diode (LED) lens for double-sided lighting, including a light diffusion agent diffused therein, the LED lens including a light receiving portion receiving light,...
US20120257383 LIGHT WELL PROVIDING WIDE ANGLE UP LIGHTING IN A LED LUMINAIRE  
A luminaire providing wide angle up lighting using light wells is provided. The luminaire can include a frame having a center plate and side walls. LED modules can be disposed adjacent to opposite...
US20130021805 COLLIMATING LENSES FOR LED LIGHTING SYSTEMS, LED LIGHTING SYSTEMS INCLUDING COLLIMATING LENSES, AND/OR METHODS OF MAKING THE SAME  
Certain example embodiments relate to improved lighting systems and/or methods of making the same. In certain example embodiments, a lighting system includes a glass substrate with one or more...
US20130003398 LIGHT GUIDE WITH DECOUPLING PORTION AND SHIELD COLLECTING THE DECOUPLED RAYS  
A light guide comprising an external surface forming a guiding diopter, the guide being suitable for guiding light rays by reflection on the guiding diopter. The guide comprises at least one...
US20120287647 ANTI-GLARE LENS AND TABLE LAMP WITH AN ANTI-GLARE LENS  
A table lamp has a lamp stand, an adjusting arm, a lamp head and an anti-glare lens. The anti-glare lens is mounted on the lamp head and has a body. The body has a bottom, a light entering concave...
US20120039066 RADIATION REFLECTION PLATE FOR LED  
A radiation reflection plate for use in LEDs is a reflection plate including an aluminum alloy layer with a depth of at least 10 μm and an anodized film formed at a surface thereof. Pore portions...
US20130083543 DOUBLE REFLECTING STRUCTURE  
A double reflecting structure may include a first reflecting portion reflecting light that may be emitted from a light source, and a second reflecting portion formed on one side of the first...
US20140117391 LED LENS AND LED PACKAGE USING THE SAME  
An LED lens includes a recess disposed in a quadrangular bottom surface of the LED lens and configured to have a light source disposed therein, wherein an internal surface of the recess, including...
US20140022797 Lens with Controlled Backlight Management  
A lens for distribution of light predominantly toward a preferential side from a light emitter having an emitter axis and defining an emitter plane. The lens has an emitter-adjacent base end...
US20130021804 LENS WITH CONTROLLED BACKLIGHT MANAGEMENT  
A lens for distribution of light predominantly toward a preferential side from a light emitter having an emitter axis and defining an emitter plane. The lens has an emitter-adjacent base end...
US20100302786 LENS WITH CONTROLLED BACKLIGHT MANAGEMENT  
A lens for distribution of light predominantly toward a preferential side from a light emitter having an emitter axis and defining an emitter plane. The lens has an emitter-adjacent base end...
US20150043222 KIND OF OPTICAL LENS AND A KIND OF MINER'S HELMET LAMP  
The embodiments of the present invention provide a kind of optical lens and a kind of miner's helmet lamp. A kind of optical lens, comprising a reflective surface and a light exit surface;...
US20150078011 FACETED LED STREET LAMP LENS  
A lens for an LED street lamp has an external curved surface that has a concave surface portion on one side thereof. A back surface of the lens has a micro-prism array and retainer feet. A recess...
US20150077987 OPTICAL SYSTEMS AND LED LUMINAIRES  
In this invention, the first refraction groove and the second refraction groove, which are located on two opposite ends of the reflection lens, are set on the same central axis. The said lens...
US20140204588 LED LUMINOUS FLUX CONVERTING LENS AND LIGHTING APPARATUS INCLUDING THE SAME  
A light emitting device (LED) luminous flux converting lens including a bonding portion that bonds the LED luminous flux converting lens to a supporting plate to fix the LED luminous flux...
US20150241599 MICROSTRUCTURED FILM COMPRISING NANOPARTICLES AND MONOMER COMPRISING ALKYLENE OXIDE REPEAT UNITS  
Presently described are microstructured films, such as brightness enhancing films, having a microstructured surface. The microstructured surface comprises the reaction product of a polymerizable...
US20120113653 ILLUMINATION LENS  
The present invention provides an illumination lens which suppresses a change of an illuminance distribution following a change of an arrangement position of a light source with respect to the...
US20140307433 REFLECTIVE DIFFUSION LENS AND LIGHTING INSTALLATION  
A reflective diffusion lens may include a bottom surface concave toward a reflective surface, a longitudinal cross section of the bottom surface being formed in a parabolic shape or normal...
US20100079987 Tiring condensing element and methods thereof  
A TIRing condensing element and methods thereof includes a first section and a second section. The first section provides substantially total internal reflection of light entering at a base of the...
US20120140483 LED UNIT  
A light emitting diode (LED) unit having a lens is disclosed. The lens comprises a base, the base comprising a bottom face configured to a light incident face for light entering the lens, and a...
US20090323313 CONDENSING SHEET AND METHOD FOR PREPARING THEREOF  
Disclosed is a condensing sheet, a method of manufacturing the condensing sheet, a backlight assembly including the condensing sheet, and a liquid crystal display including the backlight assembly....
US20150124460 Lens and LED Module Having the Same  
A lens includes an optical axis, a light source recess arranged through the optical axis, a reflection surface crossing through the optical axis, and a critical reflection surface which is...
US20060285332 Compact LED package with reduced field angle  
A light emitting diode system includes a housing including a light emission opening and a light emitting diode disposed within the housing. A first film layer covers the light emission opening and...
US20130033875 ENERGY EFFICIENT SIGN  
A light directing composite film includes a planar top major surface, a planar bottom major surface, a plurality of lenticular lens elements disposed between the top major surface and the bottom...
US20110228542 LENS STRUCTURE  
A lens structure adapted for guiding a light from a light source to a plurality of directions is provided. The lens structure includes a base, a pillar, and an umbrella-shaped body. The base has a...
US20130265777 OSCILLATING INTERFACE FOR LIGHT MIXING LENSES  
In some aspects, an optic is disclosed that includes a light input interface having a rippled surface that can mix the light incident thereon as the light propagates within the optic from the...
US20100110338 LCD and Light Guide Plate Thereof  
A light guide plate includes an incident face, a bottom surface, a main reflective structure and an auxiliary reflective structure. The bottom surface is connected to the incident face. The main...
US20100149796 BOOKLIGHT FOR A PROTECTIVE COVER OF AN eREADER  
A booklight for a protective cover for an eReader, wherein the protective cover includes a pocket for supporting the booklight, the booklight including a base, a light housing assembly having a...
US20120176772 Light Diffuser for Point Light Source and Direct Type Point Light Source Backlight Device  
In a direct type point light source backlight using point light sources, a light diffuser is provided that can achieve coexistence of superior luminance, luminance uniformity (front and oblique...
US20100165637 ILLUMINATION LENSES INCLUDING LIGHT REDISTRIBUTING SURFACES  
Illumination lenses (1806, 1902, 2002, 2100, 2200, 2300, 2400, 2500, 2600, 2700, 2800, 3006, 3100) having surfaces shaped according to given differential equations in order to distribute light in...
US20150192267 LED Lens  
A lens for distribution of light from a light emitter having an emitter axis. The lens includes an outer surface and a total internal reflection (TIR) surface positioned outwardly of and around...
US20070195534 Side emitting lens, light emitting device using the side emitting lens, mold assembly for preparing the side emitting lens and method for preparing the side emitting lens  
Disclosed are a side emitting lens, a light emitting device using the side emitting lens, a mold assembly for preparing the side emitting lens and a method for preparing the side emitting using...
US20090109687 VARIABLE SPOT SIZE LENSES AND LIGHTING SYSTEMS  
Improved lighting devices and methods are provided. In many embodiments, the devices and methods provide the capability to change a spot of light projected onto a target surface. In other...
US20150117021 OMNIDIRECTIONAL LIGHT EMITTING DIODE LENS  
Provided is an omnidirectional lens, having a housing having a closed end and an open end, a series of facets circumferentially arranged on the housing; and a series of concentric facets disposed...
US20130223062 Lens for Preferential-Side Distribution  
A lens for distribution of light from a light emitter having an axis, the lens including a (1) base forming a substantially rectangular opening to an emitter cavity defined by an inner surface,...
US20140177229 OPTICAL LENS AND LIGHTING DEVICE HAVING SAME  
An optical lens for increasing viewing angle of light from a light emitting diode includes a bottom surface, a reflective surface, and a side surface connected between the bottom surface and the...
US20080123350 LIGHT GUIDE UNIT AND BACKLIGHT UNIT AND DISPLAY DEVICE USING THE LIGHT GUIDE UNIT  
A light guide unit and a backlight unit and display device using the light guide unit are provided. The light guide unit includes a light guide body that is formed of a transparent material and...
US20150003042 CONVERSION ELEMENT AND ILLUMINANT  
A conversion element (10) is specified, comprising a scattering layer (12), a reflection layer (14), and a conversion layer (16) arranged between the scattering layer (12) and the reflection layer...
US20060092644 Small package high efficiency illuminator design  
Disclosed are systems and methods which provide an illuminator configuration in which an optical element is provided integral with a reflector component. Embodiments provide an LED encapsulation...
US20100309682 Brightness enhancement film and backlight module  
A brightness enhancement film (BEF) includes a light transmissive substrate having a first surface and a second surface, a plurality of lenses disposed on the first surface, and a reflective...
US20150049482 OPTICAL SYSTEM UTILIZING LED ILLUMINATION FOR A LIGHT BAR, AND LIGHT BAR HAVING SAME  
An optical system is provided having a first optical element for directing LED light received outwards, and two second optical elements each disposed to receive a portion of the light from a...

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