Class / Patent application number | Description | Number of patent applications / Date published |
362335000 |
Curved lens type
| 59 |
362327000 |
With reflector
| 50 |
362339000 |
Prismatic type
| 20 |
362330000 |
Panel type
| 17 |
362331000 |
Plural serial refractors
| 8 |
362333000 |
With plural elements on both sides of main surface | 4 |
20160061410 | OPTICAL DEVICE - An optical device includes a first surface facing alight source, and including a recess portion formed in a central portion of the first surface through which an optical axis of light passes and a concave-convex pattern disposed around the recess portion, and a second surface which is disposed to oppose the first surface and at which the light incident through the recess portion is refracted and emitted externally. The recess portion may be recessed in a direction in which the light is emitted. The concave-convex pattern includes a plurality of convex portions and a plurality of concave portions alternatively and repetitively arranged in a direction outwardly from the recess portion toward an edge at which the first surface is connected to the second surface. | 03-03-2016 |
20080232113 | LIGHT-TRANSMISSIVE FILM, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY APPARATUS - A light-transmissive film for use in display devices is provided. The light-transmissive film includes a plurality of first protrusions formed on one surface and extending in a predetermined direction of the one surface, and a plurality of second protrusions formed on an opposite surface to the one surface, extending in one direction of the opposite surface, arranged parallel to the one direction, and arranged parallel to a direction intersecting the one direction. At least one of the first and second protrusions has a refractive index anisotropy in a plane. | 09-25-2008 |
20090213593 | Optical device and system for black level enhancement and methods of use thereof - The present invention relates to an optical device for black level enhancement of a viewing display. Also disclosed are a system including the optical device and methods of improving black level of a viewing display, such as a plasma display panel, a liquid crystal display panel, an inorganic light emitting diode display panel, or an organic light emitting diode display panel. | 08-27-2009 |
20150338052 | OPTICAL FILM - An optical film including a substrate and a first material layer is provided. The first material layer includes a plurality of first optical structures and a plurality of first auxiliary optical structures. Each of the first optical structures includes a first base portion and a first rounded portion. The first base portion has a first bottom surface connected to the substrate and a first top surface opposite to the first bottom surface. The first rounded portion is disposed on the first top surface, and the first rounded portion has a first arc surface. Each of the first auxiliary optical structures has a first auxiliary arc surface. The first optical structures and the first auxiliary optical structures extend along a first extending direction and being alternately arranged on the substrate in an arranging direction perpendicular to the first extending direction. | 11-26-2015 |
362332000 |
Separate sections | 4 |
20090034269 | Method for installing a secondary optical lens on a led street lamp - The present invention relates to a LED street lamp, and especially provides a method of installing a secondary optical lens on a LED street lamp. A method of installing a secondary optical lens on a LED street lamp comprising the first step of installing a secondary optical lens on a lens floor and the second step of installing said lens floor with said secondary optical lens and a LED arrayed board on the body of said LED street lamp. The object of the present invention is to provide a method of installing a secondary optical lens on a LED street lamp, which make LED bulb and secondary optical lens contact directly and locate precisely. | 02-05-2009 |
20130286661 | VOLTAGE CONTROLLED MICROLENS SHEET - This disclosure provides systems, methods and apparatus relating to implementations of an electrically controlled light conditioning sheet. In one aspect, the electrically controlled light conditioning sheet includes a planar electrode having a first conductor and a second conductor and a transmissive elastic layer. The transmissive elastic layer is configured to deform in response to a potential difference applied between the first and the second conductor and produce regions of optical refractive power. The angular spread and/or the radiation pattern of an incoming beam of light incident on the electrically controlled light conditioning sheet is altered by the action of the regions of optical refractive power produced by the applied potential difference. | 10-31-2013 |
20160047526 | KNOCKDOWN OPTICAL COMPONENT STRUCTURE - A knockdown optical component structure is disclosed. According to the light source wattage, size or area, an operator can change the optical lens assembling mode and optical emission effect to modify the light source illumination or arrangement form. The knockdown optical component structure includes a light guide substrate body and at least one light guide body assembled therewith. A connection section is disposed on a circumferential section of the light guide substrate body. A predetermined section of the light guide body is formed with a perforation (or a depression). An assembling section is formed on the perforation or the depression. The connection section is rotatably connected with the assembling section, whereby the light guide substrate body is detachably received in the perforation or the depression of the light guide body to form an optical component assembly. | 02-18-2016 |
20160047533 | OPTICS FOR AN AUTOMATED LUMINAIRE - Described are an improved automated luminaire and luminaire systems employing an improved articulated output lens focus system. | 02-18-2016 |
Entries |
Document | Title | Date |
20080291683 | Near Field Lens - A lens for use with a light emitting source is provided. The lens has a main body with a light-collecting face and a light-emitting face and which defines an optical axis extending through the centers of these two faces. A pocket for receiving light from the light source is defined in the light-collecting face by an inner axially-facing surface surrounded by an inner radially-facing surface. The inner axially-facing surface is concave and has a spherical shape. The inner radially-facing surface has a non-spherical, tapered shape and extends between the axially-facing surface and an open end of the pocket. A light assembly incorporating the lens includes a light-emitting diode. | 11-27-2008 |
20090067178 | Method of forming light-scattering dots inside the diffusion plate and light guide plate by laser engraving - The present invention discloses a method of forming internal scattering pattern in the diffusion plate and light guide plate used in backlight module by laser engraving. In the present invention, the distribution and density of the engraved dots can be controlled and modulated depending on the position of the light source and the distribution of luminance to obtain higher luminance and better luminance uniformity. | 03-12-2009 |
20090122559 | EXTERNAL LIGHT BLOCKING FILM AND FILTER FOR DISPLAY DEVICE HAVING THE SAME - An external light blocking film includes a base transmitting external light, and an external light blocking pattern which blocks the external light and is formed at the base. A refraction index of the base is larger than a refraction index of air by more than 0 and not more than 0.56. The base satisfies the following equation: 0°<(θ1−θ2)≦35°, where θ1 is an incident angle at which the external light is incident onto the base, and θ2 is an refraction angle at which the external light refracts due to a difference between the refraction index of the base and the refraction index of air. | 05-14-2009 |
20090185384 | BRIGHTNESS ENHANCEMENT OF LED USING SELECTIVE RAY ANGULAR RECYCLING - Light that is emitted from an LED chip at a first angle of incidence or less relative to the LED chip is permitted to leave the LED package. Light emitted from the LED chip at an angle of incidence greater than that is kept from leaving the LED package and is recycled back within the LED package. The recycled light is reemitted from the LED package after its angle of incidence relative to the LED chip has been changed, for example by passing it through a diffuser. | 07-23-2009 |
20090310368 | Device for Redirecting the Luminous Flux Emitted by One or More LED - The invention relates to a device for redistributing with axis rotated to 90° of the luminous flow emitted by one or more LEDs as secondary optical component for the construction of sources, lamps, illuminating bodies, and solid state optical signalling apparatuses. In one of its basic forms the invention comprises a main optical element ( | 12-17-2009 |
20090316417 | Light-redirecting article - A method for forming a light-redirecting article is provided wherein a surface of a substrate is conditioned by applying a layer of an embedment material. A close-packed layer of microspheres is assembled using drying-assisted self-assembly and applied to the conditioned surface. Microspheres are then embedded halfway into the surface of the layer of the embedment material. | 12-24-2009 |
20100165639 | Light-Transmitting Columbarium Niche Shutter - The present invention relates to a niche shutter for a columbarium, in particular, a light-transmitting niche shutter for a columbarium; wherein the transmitted light may be unrefracted or refracted to create a spectrum, projected image or projected inscription within the niche. | 07-01-2010 |
20110090704 | Molded Fluorescent Glass Lens and Manufacturing Method Thereof - A molded fluorescent glass lens and a manufacturing method thereof are disclosed. Firstly, coat fluorescent material on surface of a glass preform or a cavity of a mold core. Then by glass precision molding, the mold core is heated and pressured for casting the glass preform into a molded fluorescent glass lens. The fluorescent glass lens not only has shape and optical properties of the molded forming lens, but also has fluorescent properties from a fluorescent surface layer formed by fluorescent material inserted into the glass. Thus the produced molded fluorescent glass lens is applied to road reflectors, white light LED or other optical elements for use. | 04-21-2011 |
20110134649 | Adjustable Light Distribution System - A lighting assembly having a plurality of light sources and a lens matrix having a plurality of lenses. The lens matrix may be positioned relative to the light sources so that each light source resides in a first orientation within one of the lenses and emits a light distribution. Relative translation between the light sources and the lens matrix alters the orientation of the light sources within the lenses, creating a different light distribution. A light source's orientation may change within the same lens, or the light source may translate to a different lens to alter the distribution of its emitted light. | 06-09-2011 |
20110235339 | Molded Fluorescence Plastic Lens and Manufacturing Method Thereof - A molded fluorescent plastic lens and a manufacturing method thereof are disclosed. The fluorescent material | 09-29-2011 |
20110286222 | Method of manufacturing an optical composite - Embodiments of this invention include composite articles having specific optical properties. In one embodiment of this invention, a composite comprises high and low refractive index light transmitting material and surface relief features. In further embodiments, the composite comprises volumetric dispersed phase domains that may be asymmetric in shape. In one embodiment of this invention, the composite is an optical film providing light collimating features along two orthogonal planes perpendicular to the surface of the film. In another embodiment, the composite has improved optical, thermal, mechanical, or environmental properties. In further embodiments of this invention, the composite is manufactured by optically coupling or extruding two or more light transmitting materials, and forming inverted light collimating surface relief features or light collimating surface relief features. In further embodiments of this invention, a method of manufacturing a composite comprises forming one or more surface relief features on a component and injection molding or otherwise optically coupling two or more materials to the component. In one or more embodiments of this invention a light source is optically coupled to the composite or used in a light emitting device. | 11-24-2011 |
20120039079 | LIGHT GUIDE PLATE WITH LIGHT ENTRANCE STRUCTURE AND MANUFACTURE METHOD FOR MANUFACTURING THE SAME - A light guide plate and manufacture methods thereof are provided. The light guide plate includes a plate body, an optical adhesive layer, and a light entrance structure layer. The plate body has a light exit surface and a light entrance surface. The light entrance surface is connected to a side of the light exit surface and intersects the light exit surface with an angle. The optical adhesive layer is attached on the light entrance surface while the light entrance structure layer is attached to the optical adhesive layer. The light entrance structure layer includes a substrate and a light-cured or thermal-cured structure. The light-cured or thermal-cured structure is made of light or thermal curable material and firmly formed on a structured surface of the substrate through a light or thermal curing process. | 02-16-2012 |
20120092876 | 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 refraction unit having an external refractive surface, an internal refractive surface corresponding to the external refractive surface, and an assembling structure for matching the lamp holder. The external refractive surface or internal refractive surface is a curved surface without an inflection point and the curved surface has a constant or gradually changing curvature; and a non-curved surface is formed on the other side. The variable shaped lamp overcomes the problems of conventional LED lamp strips having a low illumination and a non-uniform illumination caused by a direct projection or an installation of a conventional lamp shade, and a low light utility caused by a too-large illumination range. | 04-19-2012 |
20120176802 | 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 embodiments, the devices and methods are fixed-focus. In one embodiment a lens can have a lens body with anterior and posterior surfaces. The anterior surface can be adapted to receive light from a light source. The posterior surface can have a central portion and a peripheral portion. Some of the light from the light source can pass through the lens body and exit the central portion of the posterior surface via refraction. Some of the light from the light source can pass through the lens body and exit the peripheral portion of the posterior surface via both refraction and reflection at various surfaces of the lens. | 07-12-2012 |
20120195051 | Silicon-Based Cooling Package for Light-Emitting Devices - Various embodiments of a thermal energy transfer apparatus that removes thermal energy from a light-emitting device are described. In one aspect, an apparatus comprises a silicon-based base plate and a silicon-based cover element disposed on the base plate. The base plate includes a recess to receive a light-emitting device therein. The base plate is coated with a first electrically-conductive pattern that forms a first electrode. The base plate is further coated with a second electrically-conductive pattern that is electrically isolated from the first electrically-conductive pattern. The cover element holds the light-emitting device between the base plate and the cover element with at least a portion of a light-emitting surface of the light-emitting device exposed. The cover element is coated with a third electrically-conductive pattern that is in contact with the second electrically-conductive pattern to form a second electrode when the cover element is disposed on the base plate. | 08-02-2012 |
20120206923 | Optical Element, Light-Emitting Device, Lighting Device, and Method for Manufacturing Optical Element - An optical element comprises an organic resin and bubbles distributed to have a number density increasing from a first plane of the optical element toward a second plane of the optical element, where a diameter of the bubbles is less than or equal to a wavelength of light which enters the optical element. At least one of the first plane and the second plane may have an uneven structure. | 08-16-2012 |
20120300468 | 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 refraction unit having an external refractive surface, an internal refractive surface corresponding to the external refractive surface, and an assembling structure for matching the lamp holder. The external refractive surface or internal refractive surface is a curved surface without an inflection point and the curved surface has a constant or gradually changing curvature; and a non-curved surface is formed on the other side. The variable shaped lamp overcomes the problems of conventional LED lamp strips having a low illumination and a non-uniform illumination caused by a direct projection or an installation of a conventional lamp shade, and a low light utility caused by a too-large illumination range. | 11-29-2012 |
20120327666 | METAMATERIAL FOR DEFLECTING ELECTROMAGNETIC WAVE - The present embodiment relates to a metamaterial for deflecting electromagnetic wave, includes a functional layer made up by at least one metamaterial sheet layer, each of the metamaterial sheet layers including a substrate and a number of artificial microstructures attached onto the substrate. The functional layer is divided into several strip-like regions. The refractive indices in all the strip-like regions continually increase along the same direction and there are at least two adjacent first and second regions, wherein,the refractive indices in the first region continually increase from n | 12-27-2012 |
20130107543 | LIGHT REDIRECTING FILMS AND FILM SYSTEMS | 05-02-2013 |
20130258677 | Self-Adjusting Light-Emitting Diode Optical System - A mounting assembly for a lighting fixture includes a fixture shield and an optic housing coupled at least in part to the fixture shield and having a light-emitting surface. The assembly further includes a heat sink movably coupled to the fixture shield in an initial low position, the heat sink being self-adjusting to one or more high positions relative to the fixture shield in direct response to displacement caused by one or more objects contained within the optic housing. | 10-03-2013 |
20130286659 | SUBSTRATE FOR AN ORGANIC LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME (As Amended) - Provided is a substrate for an organic light emitting diode including a base substrate, a high refractive scattering layer formed on the base substrate, and having a scattering particle scattering light in a high refractive material, and an adhesive layer formed between the base substrate and the high refractive scattering layer to laminate the base substrate with the high refractive scattering layer, wherein the high refractive scattering layer has a structure in which the scattering particle is immersed in the high refractive material, an average thickness of the high refractive scattering layer is smaller than an average diameter of the scattering particle, a surface of the high refractive scattering layer laminated with the base substrate by the adhesive layer has unevenness formed by the scattering particle, the opposite surface of the high refractive scattering layer laminated with the base substrate by the adhesive layer has a planarized surface, and a method for manufacturing the same. The substrate may have an excellent degree of planarization and improved light extraction efficiency without degradation in performance of the diode, and low process and material costs and mass-production of the substrate may be easily achieved. | 10-31-2013 |
20140112002 | BACKLIGHT DEVICE, LIGHT SOURCE DEVICE, LENS, ELECTRONIC APPARATUS AND LIGHT GUIDE PLATE - Disclosed herein is a backlight device. The device includes: a light emitting element; a lens having an incident surface on which light emitted by the light emitting element is incident, and an outgoing surface which has an ability to converge the light and from which the light incident on the incident surface goes out; a light guide plate having a light incidence plane and introducing through the incidence plane the light going out from the outgoing surface, so as to perform surface light emission; and a reflective member operative to reflect a portion of the light going out from the outgoing surface of the lens, toward the incidence plane of the light guide plate. | 04-24-2014 |
20140211484 | LIGHT MODIFYING ELEMENTS - Example embodiments of the disclosed technology include systems, methods, and/or apparatus for modifying light. In example implementations, a light modifying element or assembly of light modifying elements is provided and is configured to modify light from a light source. The light modifying elements can include various configurations and assemblies disclosed herein, which may comprise V-shaped, curved, or truncated-pyramid shaped light modifying elements, wherein one or more optical film pieces are characterized by one or more edge trusses disposed at two or more opposing edges of at least one of the one or more optical film pieces. The one or more edge trusses are characterized by one or more folds of at least a portion of at least one of the one or more optical film pieces. Edge trusses are further characterized to support two or more opposing optical film edges in a substantially planar configuration. | 07-31-2014 |
20140247605 | METHOD FOR PRODUCING AN OPTICAL ELEMENT - A method for producing an optical element made of quartz glass, said element being designed for a conversion of pump light, may include providing a sol having a silicon precursor, admixing the sol with at least one luminescent substance and one luminescent substance educt, gelling the sol to form a gel body, and sintering the gel body to form a quartz glass solid. | 09-04-2014 |
20150070906 | UV PROTECTIVE COATING FOR LENS ASSEMBLIES - A lens assembly including a lens; a light absorber that does not transmit light with wavelengths from greater than or equal to about 250 nm to less than or equal to about 400 nm; a lens holder; and an adhesive configure to adhere the lens to the lens holder. The light absorber is positioned such that light having a wavelength from greater than or equal to about 190 nm to less than or equal to about 500 nm is not incident to the adhesive. A method including applying a light absorber, which does not transmit light with wavelengths from greater than or equal to about 190 nm to less than or equal to about 500 nm, to a lens; and configuring the light absorber and the adhesive so that the absorbed light is not incident to the adhesive. | 03-12-2015 |
20150131297 | VARIABLE INDEX LIGHT EXTRACTION LAYER WITH MICROREPLICATED POSTS AND METHODS OF MAKING THE SAME - Variable index light extraction layers ( | 05-14-2015 |
20150138780 | ILLUMINATION DEVICE - The illumination device includes: a case; a heat sink which has a bottom part in which an LED module is installed, a cylindrical wall part standing upright from the bottom part and disposed such that a clearance is created between the cylindrical wall part and an inner wall surface of the case, and an open end formed at the front end of the cylindrical wall part; a fan which is housed in the case; an air intake passage which guides to the fan, air introduced from the lateral side of the case into the case; and an air discharge passage which is formed along the outer surface of the bottom part and the outer wall surface of the cylindrical wall part in the heat sink and discharges the air sent from the fan from the front end side of the heat sink to the outside. | 05-21-2015 |
20150316219 | HIGH-PASS FILTER FOR LED LIGHTING - An optical member that is shaped to collect light from a source, such as an LED, and refract the light to form a desired beam pattern is made of an optically transmissive or transparent polymeric material in which is dispersed an energy converting phosphor that absorbs blue light and emits visible light at a wavelength that is longer than the absorbed blue light. | 11-05-2015 |
20160109209 | LENS FOR SIGHTING DEVICE - A lens for use in a sighting device, the lens including anti-reflective coating on both primary planar sides, and having an uncoated light-accepting portion of a peripheral edge transmitting light shining thereon within the lens to fluoresce a substance within an indentation or a cavity burred into one side of the lens. | 04-21-2016 |