Entries |
Document | Title | Date |
20080205067 | Luminaire Optical Assembly - A luminaire assembly includes a housing having a first end and a second end, one of the first end and the second end having a threaded connection, a glass lens and a collar assembly connected to said lens, the collar assembly threadably connected to the housing. A luminaire lens mounting assembly, further may include a first lens connected to a housing, a belt connected to the housing, at least one arm extending from the belt, and, a second lens surrounding at least one of the housing and the first lens, the at least one arm extending through the second lens. | 08-28-2008 |
20080205068 | Luminaire Optical Assembly - A luminaire assembly includes a housing having a first end and a second end, one of the first end and the second end having a threaded connection, a glass lens and a collar assembly connected to said lens, the collar assembly threadably connected to the housing. A luminaire lens mounting assembly, further may include a first lens connected to a housing, a belt connected to the housing, at least one arm extending from the belt, and, a second lens surrounding at least one of the housing and the first lens, the at least one arm extending through the second lens. | 08-28-2008 |
20090034268 | LIGHT MANAGEMENT ASSEMBLY - The present application describes light management assemblies comprising a light transmissive plate, optical film, and a cover film which covers at least one major surface of the light transmissive plate. Optical film(s) may be adjacent or attached to the outside of the cover film or contained within the cover film between the light transmissive plate and the cover film. The present application also describes a method of making a liquid crystal display device using the light management assemblies described in this application. | 02-05-2009 |
20090097260 | STEEL GOBO WITH NON-REFLECTIVE HEAT RESISTANT COATING - An optical device, or gobo, for use in a projector in accordance with the present application includes at least one surface that is has a layer of substantially non-reflective, heat resistant material formed on at least one surface thereof to prevent pattern distortion. The material preferably has a higher heat resistance than paint. | 04-16-2009 |
20090116246 | Back Light Module - The back light unit disclosed includes an optical film with at least one side, two breaches formed on the least one side with different heights respectively, a frame with a fillister for containing the optical film, and two blocks disposed in the fillister. The blocks are disposed corresponding to the breaches respectively. The blocks are located in the breaches when the optical film is fixed in the fillister. | 05-07-2009 |
20090273935 | HOTSPOT CUTOFF D-OPTIC - The present invention is an optic used for producing a desired beam pattern having a body portion having a height and a thickness, and at least one sidewall profile, as well as an input port for receiving light from a light source. The optic of the present invention also includes an output surface formed as part of the body portion on the opposite side of the body portion in relation to the input port, at least one leg portion formed as part of the body portion, and at least one alignment feature formed as part of the at least one leg portion, the at least one alignment feature for controlling the alignment of the optic in relation to the light source. | 11-05-2009 |
20090310367 | COMPOSITE LIGHT GUIDE STRUCTURE - A composite light guide structure includes a first light guide plate, a second light guide plate and an optical microstructure. The optical microstructure is disposed between the first light guide plate and the second light guide plate, wherein the material of the first light guide plate is different from that of the second light guide plate. | 12-17-2009 |
20090323354 | ELECTRONIC DEVICE AND FILM FOR THE SAME - An electronic device that includes a light-emitting board and a light characteristics enhancing member. The light-emitting board includes a driving substrate, a semiconductor device disposed on a first surface of the driving substrate, and a signal-receiving member receiving an external wireless control signal to control the semiconductor device. The light characteristics enhancing member includes a base film disposed over the light-emitting board, and a light characteristics enhancing layer formed on a lower surface of the base film, the lower surface facing the light-emitting board. A second refractive index of the light characteristics enhancing layer is greater than a first refractive index of the base film. Therefore, the receive sensitivity of the external wireless control signal is improved. | 12-31-2009 |
20100080006 | TRANSPARENT RING LED ASSEMBLY - A substrate for an LED assembly can have a plurality of cups formed therein. At least one cup can be formed within another cup. The cups can be co-axial with respect to one another, for example. A machined surface of the substrate can enhance reflectivity of the LED assembly. A transparent and/or non-global solder mask can enhance reflectivity of the LED assembly. A transparent ring can enhance reflectivity of the LED assembly. By enhancing reflectivity of the LED assembly, the brightness of the LED assembly can be increased. Brighter LED assemblies can be used in applications such as flashlights, displays, and general illumination. | 04-01-2010 |
20100165638 | OPTICAL SHEET - Disclosed is an optical sheet for use in liquid crystal displays, which is not easily damaged by external impact, thus facilitating handling thereof and decreasing defective rates, resulting in reduced production costs and increased production efficiency. Decreases in the luminance of the optical sheet due to damage can be prevented. | 07-01-2010 |
20100271830 | OPTICAL GLASS AND OPTICAL APPARATUS USING THE SAME - An optical glass contains a substance A generating light of a wavelength λ | 10-28-2010 |
20100277927 | OPTICAL GLASS AND OPTICAL APPARATUS USING THE SAME - An optical glass includes a substance A generating light of a wavelength λ | 11-04-2010 |
20100321943 | SECONDARY OPTICAL LAMP GUARD - A secondary optical lamp guard includes an upper half portion, two clamp portions and a lower half portion, and the upper half portion has a plurality of optical refractive angles formed on an internal side of the upper half portion for improving the effect of the optical refractive angles, and the upper half portion and the lower half portion are processed by a plasma treatment to produce nanoscale holes for facilitating the dissipation of heat generated by a light source. | 12-23-2010 |
20110080744 | Hotspot cutoff d-optic - The present invention is an optic used for producing a desired beam pattern having a body portion having a height and a thickness, and at least one sidewall profile, as well as an input port for receiving light from a light source. The optic of the present invention also includes an output surface formed as part of the body portion on the opposite side of the body portion in relation to the input port, at least one leg portion formed as part of the body portion, and at least one alignment feature formed as part of the leg portion, the alignment feature for controlling the alignment of the optic in relation to the light source. | 04-07-2011 |
20110103072 | DURABLE OPTICAL ELEMENT - A durable optical film or element includes a polymerized structure having a microstructured surface and a plurality of surface modified colloidal nanoparticles of silica, zirconia, or mixtures thereof. Display devices including the durable microstructured film are also described. | 05-05-2011 |
20110249451 | LIGHT FLUX CONTROLLING MEMBER, LIGHT EMITTING DEVICE, AND LIGHTING DEVICE - In the light flux controlling member ( | 10-13-2011 |
20120236574 | LGF Plate-to-plate Manufacturing Method and Structure Thereof - A LGP plate-to-plate manufacturing includes the steps of: preparing an optical substrate with a first surface and a second surface; mechanically extruding a first integrated microstructure on the first surface of the optical substrate; coating an optical layer on the first or second surface of the optical substrate; and curing the optical layer to directly form a second microstructure on the first or second surface of the optical substrate; wherein the first integrated microstructure and the second microstructure are separately formed at a time to provide a light guide plate structure. In an embodiment, an additional optical layer is provided on the optical substrate. | 09-20-2012 |
20120287648 | ONE-PIECE SLOPED CEILING BAFFLE - A one-piece, sloped baffle includes a generally cylindrical central opening having a central axis extending between an open circular end and an open elliptical end. A plane defining the open circular end is perpendicular to the central axis. A plane defining the open elliptical end is at an oblique angle relative to the central axis. The baffle further includes an opening extending between the ends and a pair of opposing edges substantially parallel with the central axis and on opposite sides of the opening. First projections are positioned on opposite sides of the opening and aligned with the opposing edges. Second projections are positioned on opposite sides of the opening at a radial distance from the first projections. The baffle further includes a plurality of grooves that extend circumferentially around an inner surface of the baffle. | 11-15-2012 |
20130044498 | NON-INVASIVE INJECTION OF LIGHT INTO A TRANSPARENT SUBSTRATE, SUCH AS A WINDOW PANE THROUGH ITS FACE - Apparatus for illuminating a feature on a transparent light transmitting substrate or window: the substrate is capable of trapping light within itself and propagating the light along the substrate with total internal reflection. A light source is connected by an optical arrangement positioned with respect to one of the surfaces of the substrate for directing light into the substrate at an incident angle selected for propagation of light along the substrate. An extraction feature at a location on the surface of the substrate is configured to illuminate internal reflection at the feature, so that the feature becomes illuminated. Arrangements for the shape, orientation and adjustment of the optic, for configurations of the feature, for coupling the optic and also for coupling the feature to the substrate and particularly its surface are disclosed. | 02-21-2013 |
20130114270 | Backlit Indicator Knob and Related Methods - Disclosed is an improved backlit indicator knob. | 05-09-2013 |
20130163256 | UNIFORM LIGHT DIRECTING FILM AND METHOD OF MAKING SAME - Light directing film ( | 06-27-2013 |
20140029270 | PROCESSING MACHINE - A processing machine is configured to include a processing device capable of applying processing for forming many holes to a processing area as a part of a region to be processed in a workpiece, a transferring device to relatively move the workpiece with respect to the processing device after the processing is applied to a certain area in the region to be processed, and to position an unprocessed area as a new area to be processed by the processing device, a processing pattern storage unit to store information defining arrangement positions of the holes formed by the processing device, and a control unit to determine a target processing position of each of the holes by adding a position correction amount of each hole on a random basis to the position of each hole defined by the information stored in the processing pattern storage unit. | 01-30-2014 |
20140092605 | LIGHT GUIDE PLATE, AND APPARATUS AND METHOD FOR MANUFACTURING THE SAME - Discussed are a light guide plate and an apparatus and method for manufacturing the same. The light guide plate manufacturing apparatus includes a stage supporting a substrate for manufacturing the light guide plate, a screen disposed on the substrate supported by the stage, an applying part applying an etching ink onto the screen, and a squeegee pressurizing the screen with the etching ink applied thereon to form a pattern corresponding to a screen pattern in the substrate. The screen pattern corresponding to the pattern to be formed in the substrate is formed in the screen. The etching ink is used for etching the substrate to form the pattern in the substrate. The light guide plate can prevent loss of light due to the pattern, and enhance efficiency of light (emitted from a light source) supplied to a display panel. | 04-03-2014 |
20140126223 | OPTICAL INTEGRATOR ROD WITH INTERNAL OBJECT PLANE - An improvement in DMD illumination systems is set forth, wherein the spatially integrated object plane is selected from within the volume of the integrating rod, rather than at its exit face. In one embodiment, the exit face of the rod may be curved to aid imaging. Benefits of the integrator rod according to the present invention include reduced sensitivity to dust, edge chips and surface defects, simpler or more rugged mounting. | 05-08-2014 |
20140133159 | CELL FOR LIGHT-EMITTING DEVICE AND LIGHT-EMITTING DEVICE - The present invention can further increase the efficiency of light extraction from the light exit surface of a light-emitting device. A cell ( | 05-15-2014 |
20140140071 | LIGHT WAVELENGTH CONVERSION MEMBER - In a light wavelength conversion member, a translucent member encapsulates a yellow phosphor and a blue phosphor. The yellow phosphor is excited by light ranging from near-ultraviolet light to short-wavelength visible light whose dominant wavelength is 350 nm to 480 nm and then emits yellow light. The blue phosphor is excited by light ranging from near-ultraviolet light to short-wavelength visible light whose dominant wavelength is 350 nm to 480 nm and then emits blue light. The difference in refractive index between each of the yellow phosphor and the blue phosphor and the translucent member is less than or equal to 0.2. | 05-22-2014 |
20140293617 | EMERGENCY LIGHTING - A photoluminescent guide for an emergency lighting system includes a housing having a first end, a second end opposite the first end, and a longitudinal slot extending between the first end and the second end. A one-piece composite insert is disposed within the longitudinal slot. The one-piece composite insert includes a photoluminescent layer and a light-transmitting layer integrally secured to the photoluminescent layer. The one-piece composite insert is configured to receive light at the photoluminescent layer through the light-transmitting layer and to emit light from the photoluminescent layer through the light-transmitting layer. | 10-02-2014 |
20150029729 | LUMINANCE ENHANCEMENT FILM HAVING A SUBSTRATE IINCORPORATION DISPERSED PARTICLES FOR DIFFUSION - The present invention discloses a light redirecting film. The light redirecting film comprises a support substrate and an optical substrate. The support substrate comprises a unitary body, wherein the unitary body has a first surface and a second surface opposite to the first surface. The optical substrate has a third surface and a fourth surface opposite to the third surface, wherein the fourth surface is a structured surface, and the second surface of the unitary body faces the third surface of the optical substrate. A plurality of particles are disposed in a region below the first surface of the unitary body, wherein the thickness of the region is smaller than the thickness of the unitary body. | 01-29-2015 |
20150078010 | THIN FILM WAVELENGTH CONVERTERS AND METHODS FOR MAKING THE SAME - Thin film wavelength converters and methods for making the same are disclosed. In some embodiments, the thin film converters include a first thin film layer of first wavelength conversion material, a conductive layer, and a second thin film layer of a second wavelength conversion material. In one embodiment, a photoresist mask is applied to the conductive layer to form a pattern of by which the second wavelength conversion material may be applied by electrophoretic deposition to the exposed regions of the surface of the conductive layer. | 03-19-2015 |
20150085497 | WAVELENGTH CONVERTER AND LIGHT-EMITTING DEVICE HAVING SAME - An alumina-based ceramic wavelength converter is described having a surface layer containing a second phase of alumina, preferably as alumina crystallites. The surface layer is formed as a result of the sintering process used to form the bulk ceramic which is itself substantially transparent. The ceramic wavelength converter is combined with a light emitting diode to form a light emitting device. Preferably, the ceramic wavelength converter is comprised of an alumina-based phosphor represented by a general formula A | 03-26-2015 |
20150316233 | WAVELENGTH CONVERTING DEVICE - (Problem to be Solved) To provide a wavelength converting device which can efficiently exhaust heat from the wavelength converting member using a heat dissipating member. | 11-05-2015 |
20160169453 | MECHANOLUMINESCENT DISPLAY DEVICE | 06-16-2016 |
20190146274 | BACKLIGHT FILM | 05-16-2019 |