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7618176 Solid state light source adapted for remote illumination  
A lighting device having a light source, light pipe, and a light-dispensing element is disclosed. The light source emits light at a first wavelength and transmits that light to the light pipe. The...
7600881 Semiconductor light emitting apparatus and its manufacturing method  
A semiconductor light emitting apparatus comprises: a semiconductor light emitting device; resin that seals the semiconductor light emitting device; and antireflective coating provided on a surface...
7591576 Illuminator and image reader employing it  
An illuminator includes a light guide having a circular cross-section, a scatterer that is provided on a portion of the circumference of the circular cross-section and that radiates scattering...
7549782 Semiconductor light source configured as a light tube  
A tubular light source having a semiconductor light source and a tube is disclosed. The tube includes a transparent medium, the tube having a side tube surface, a center curve, one end surface, a...
7543945 Integrator module with a collimator and a compact light source and projection display having the same  
A projection display includes three illumination units to emit red, green, and blue beams, at least one optical modulator to modulate the red, green, and blue beams to be suitable for image data,...
7537353 Flood and back lit instrument cluster  
An instrument cluster assembly includes an outer gauge that is disposed about an inner gauge. The inner gauge is flood lit and the outer gauge is back lit. A single light guide assembly receives...
7478936 Tubular lamp device using LED  
The tubular lamp device contains a passive and transparent lamp tube whose two ends are plugged into a pair of socket members, respectively. The lamp tube has an axial strip along the circumference...
7477241 Device and method for optical touch panel illumination  
An optical touch panel including a support defining a generally planar surface, an optical illumination assembly arranged along and above at least part of a periphery of the support to define a...
7458708 Lighting fixture  
A lighting fixture is disclosed to include a light guide bar, a connector holding a LED at a first end of the light guide bar, and a first reflector and a second reflector respectively covered on a...
7455440 Electronic device, panel structure thereof and method of mounting indicator therein  
A panel of an electronic device on which an indicator is mounted is provided with an insertion hole therethrough. The indicator is composed of a light guide with one end surface exposed to a front...
7309151 Light emitting panel  
In one embodiment, a light emitting panel includes a base panel and a plurality of light emitting elements mounted to the base panel. Each of the light emitting elements produces an illumination...
7288796 Light emitting diode light source  
A light source that utilizes light emitting diodes that emit white light is disclosed. The diodes are mounted on an elongate member having at least two surfaces upon which the light emitting diodes...
7223002 Hybrid fiber optic framing projector  
This invention provides a hybrid fiber optic framing projector of high optical efficiency that emits no UV (ultraviolet) or IR (infrared) energy in the projected beam. A preferred embodiment...
7217022 Optic fiber LED light source  
An exterior lighting device based on a light emitting diode in conjunction with an optic fiber is disclosed. The device has a cylindrical housing having a closed end and an open end. The light...
7197218 Light pipe with molded optical surfaces  
A method of manufacturing a light-conductive pipe is described comprising the steps of: forming a light pipe mold having an elongated cavity with two optical end faces and an opening for injecting...
7194184 Light pipe with side-light extraction  
A light pipe with uniform side-light emission has a core comprising a polymer, and a fluoropolymer cladding on the core with a lower refractive index than the core. Light-scattering material is...
7164536 Optically coupled toroidal lens:hemi-bead brightness enhancer for total internal reflection modulated image displays  
A brightness enhancing structure for a reflective display. A plurality of transparent hemi-beads form a film substantially covering and protruding inwardly from the structure's inward surface. A...
7137416 Method for producing an optical-fibre based fabric  
The invention relates to a method for weaving a fabric containing, at least partly, glass-fibres as warp threads and/or weft threads, which are treated in such a way that they enable light to be...
7046903 Light-guide body and process for its production  
The present invention relates to a light-guide body, which has at least one light-entry surface and at least one light-exit surface, the ratio of the light-exit surface area to the light-entry...
7040794 Programmable multi-color backlight for a liquid crystal display  
A lighting apparatus for a liquid crystal display. The apparatus includes an array of light emitting diodes disposed alongside the liquid crystal display, which illuminate the display. Light pipes...
7040767 Integrator module with a compact light source and projection display having the same  
A projection display includes three integrator modules which emit red, green, and blue beams, respectively. The integrator modules include at least one compact light source and a glass rod that...
7037259 Light source device and image capturing device  
A light source device for use in an image capturing device such as an endoscope capable of reducing size and cost, and preventing heat generation at an illuminated position. An illumination unit of...
7033059 Light guide apparatus for enhancing light source utilization efficiency  
A light guide apparatus for enhancing light source utilization efficiency includes a light guide sheet, a light coupling structure and a light emerging structure. The light coupling structure is...
7001054 Vehicular lamp  
A vehicular lamp including, within its lamp chamber, a reflector 14 , a led 20 disposed behind the reflector 14 and a mushroom-shaped light guide 30 that extends coaxially with the led 20 ...
6976778 Rod integrator, illuminator, projector, and optical device  
The invention provides a rod integrator or the like having high efficiency for light utilization and suitable for a color-recapture system. The present invention can include a rod integrator having...
6955441 Ornamental tube for decorative lamp assembly  
An ornamental tube used in a decorative lamp assembly for heating by heat energy from the lamp bulb to boil an organic solvent into a convection of bubbles is disclosed having a plastic tube body...
6917452 System and method for providing uniform illumination as received by an optical detector  
The present invention is directed to a system and method which capture images by use of an optical detector. The system and method illuminate a scan region utilizing a bulb that emits light of...
6896398 Simulated neon illumination device using end-lit waveguide  
An illumination device for the simulation of neon lighting comprises a leaky waveguide rod having a light-emitting lateral surface and a first set of one or more point light sources positioned...
6817746 Optical distribution components  
An efficient redundant light distribution system includes redundant light generation enclosures providing light to a collector array 10 , coupled to an ultraviolet to red converter 20 , a...
6799880 Illumination device  
Illumination devices comprising a light source and a light fiber are reported. The light fiber is optically coupled to the light source such that at least a portion of the light emitted from the...
6783269 Side-emitting rod for use with an LED-based light engine  
According to this invention, a side-emitting illumination device for uniformly distributing light is composed of an LED light source, a light-transmitting rod which permits total internal...
6769799 Apparatus, methods and articles of manufacture for a co-extruded light pipe  
A light pipe may be used to illuminate an elongated area. Light may emanate laterally relative to the axis of the light pipe, and the light intensity is substantially uniform along the length of...
6758588 Optical fiber light  
An optical fiber light includes a light source, a dispersion medium, a power supply, and at least one light tube disposed coaxially along a longitudinal axis of symmetry of the dispersion medium....
6752526 Combined optical light pipe and protective enclosure  
A light pipe, including a transparent housing member characterized by a first refractive index, a light source positioned to shine a light beam through the transparent housing member, and at least...
6739744 Light delivery systems and applications thereof  
A lighting device includes an optic light guide having a free end that emits directional light. Surrounding the free end is a sleeve having an aperture through which a beam of light emitted by the...
6660358 Glow-in-the-dark food and beverage containers  
A blow-molded, luminescent, polyethylene food or beverage container or bottle which glows-in-the dark due to the presence of zinc sulfide luminescent pigment in the polyethylene resin at a level of...
6641290 Lamp device for a vehicle  
A vehicle equipped is with a light-emitting apparatus at an underside of an entrance thereof, wherein the light-emitting apparatus has a light transmitting tube which emits light from its...
6632008 Light-pipe  
Embodiments of the present invention provide light-pipes having improved alignment and light collection capability. In one embodiment, a light-pipe is provided that has a first end for collecting...
6629772 Method and apparatus for illumination and entertainment by light emitted from a guide via scattering  
A method and apparatus for illumination and entertainment by light emitted from a guide via scattering provides a new form of visible lighting. An illumination source is coupled to an optical guide...
6612730 Rod-shaped light guide and illuminating device incorporating rod-shaped light guide  
A light scattering pattern is disposed near the focus of a curved surface regarded as a concave mirror. Scattered light reflected by the curved surface and emitted from a planar surface is focused...
6612729 Illumination device  
An illumination device including a light guide 22 surrounded by a protective sleeve 24 . The light guide 22 is hollow and includes a cylindrical wall 26 having a structured outer surface 28...
6565224 Light pipe, surface light source unit and reflection type liquid-crystal display device  
A light pipe has an upper surface, a lower surface, an incidence side surface, and light output means constituted by a repetitive prismatic structure and formed in said upper surface so that light...
6554464 Apparatus for and method of reducing or eliminating interference effects in a light tunnel illuminator  
A light tunnel ( 24 ) comprising a hollow light tunnel body ( 30 ) or a solid light tunnel body ( 80 ) having a central axis (A1 or A2), a reflective surface ( 42 or 84 ) facing the axis, and an...
6540389 Lighting system for illumination of an observation space  
A lighting system for illumination of an observation space, especially an observation space in which a pressurized and/or hot medium is contained, comprises an optical-fiber cable, one end of which...
6474858 Illumination device with an outer tube encasing a transparent center rod  
A versatile illuminating device. The device includes one outer tube housing a transparent inner tube and a pedestal to support the outer tube and center rod. The pedestal has a light source...
6450677 Fiberoptic lighting system  
A fiberoptic lighting system includes a remotely located light source with one or more fiberoptic cables extending therefrom. The cables may be linked with various coupler and splitter devices to...
6350050 Efficient fiberoptic directional lighting system  
An efficient downlight system for directing light includes a light source and a generally tubular, hollow coupling device with an interior light-reflective surface for receiving light from the...
6305821 Led lamp having ball-shaped light diffusing modifier  
LED lamps include a hollow light-transparent ball and one or more LED of the same or different colors fixed behind the ball, which has an inner semi-transparent layer and an outer transparent...
6169839 Light distribution systems and illumination devices  
Illumination devices and light distribution systems utilizing overlapping joints, connector rings, end caps, assemblies for mounting light tubes to a ceiling or wall, and protective tubes.
6154595 Side-face illuminating optical fiber  
A side-face illuminating optical fiber comprising a core 1 transmitting therethrough light entering from an incident end of the optical fiber, a cladding 2 made of silica aerogel which covers an...
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