Abstract: An HVAC controller may include a housing that is mountable on a vertical surface and a printed circuit board that is disposed within the housing. The printed circuit board may include a light source operably secured to the printed circuit board. A light guide may be secured relative to the printed circuit board such that light from the light source enters the light guide and propagates along the light guide. The light guide includes a light input pocket configured to receive light from the light source, a bifurcated inlet section optically coupled to the light input pocket, a light guide body extending from the bifurcated inlet section, and an output surface extending along a rear facing surface of the light guide body such that light exiting the output surface is projected onto the vertical surface to which the housing is mountable.

Abstract: To improve the illumination efficiency of hand-held illumination devices, this invention proposes a new illumination device having the “rolling” function, which is capable of illuminating the target area on which a user is currently focusing and rolling the illuminated area as the user is reading forward or backward. The illumination device comprises two pluralities of lighting elements, an illuminating body and a controller. The controller can control one plurality of lighting elements to emit light to illuminate a part of the illuminating body, which can further deflect the light to a part of the surface of the target.

Abstract: The optical waveguide sheet of the present invention is an optical waveguide sheet for use in an edge-lit backlight unit of a liquid crystal display unit of laptop computers having a housing thickness of no greater than 21 mm, and includes an optical waveguide layer containing a polycarbonate-based resin as a principal component; and a protective layer laminated on the back face of the optical waveguide layer, the protective layer containing an acrylic resin as a principal component, wherein an average thickness of the optical waveguide sheet is no lower than 250 ?m and no greater than 600 ?m. An average thickness of the protective layer is preferably no less than 10 ?m and no greater than 100 ?m, and a relative refractive index of the protective layer with respect to the optical waveguide layer is preferably no greater than 0.95.

Abstract: A handheld power tool, in particular an electric handheld power tool, includes an actuable drive device configured to drive a tool and an illumination device. The illumination device is connected to an acceleration sensor and varies its generated light depending on movements of the handheld power tool that are detected by the acceleration sensor.

Abstract: A lighted artificial tree including a first trunk body, a second trunk body, a first electrical connector inside the first trunk body, and a second electrical connector inside the second trunk body. The first trunk body is keyed to the second trunk body such that the first trunk body is rotationally locked to the second trunk body. The first electrical connector is keyed to the second electrical connector such that the first electrical connector is rotationally locked to the second electrical connector.

Abstract: A surgical clip for illuminating tissue in a surgical field has first and second elongate arms and a connector joining the arms together. The arms are biased to expand laterally outward into an expanded configuration in which the arms engage the tissue in the surgical field with enough force to seat the clip without retracting the tissue. A waveguide illuminator is coupled to the first arm, and has a light input portion, a light output portion, and a light conducting portion extending between the light input portion and the light output portion. Light passes through the waveguide illuminator by total internal reflection, and the waveguide illuminator directs light to the tissue. Methods of using the illuminated clip are also disclosed.

Abstract: A completely plastic LED tube light, may include plastic shell comprising wires embedded therein, wherein two or more projections having greater dimensions than that of the wires are formed on the wires, end caps located at two ends of the plastic shell, respectively, and LEDs positioned in a space enclosed by the plastic shell and the end caps. A method for manufacturing the completely plastic LED tube light is also disclosed.

Abstract: A system for illuminated tap handles includes at least one tap handle, at least one charging unit, at least one control device (remote control), and a plurality of web enabled computing devices. The at least one tap handle provides illumination through a transparent handle casing, where the illumination is provided by a LED light strip. The LED light strip can be controlled and operated by the plurality of web enabled computing devices and a remote control device. The at least one charging unit provides a wireless internet network for the plurality of web enabled computing devices, and sends out text messages to the plurality of web enabled computing device through the wireless network and a personal-area network.

Abstract: A backlight module includes a light guiding plate, a pattern structure, a number of LEDs, a reflecting plate, a diffusing layer, and a prism film. The pattern structure is adhered on a bottom of the light guiding plate. The LEDs are mounted on the bottom of the light guiding plate and the reflecting plate is adhered on a bottom of the pattern structure. The diffusing layer is adhered on a top of the light guiding plate. The prism film is adhered on a top of the diffusing layer.

Abstract: A container apparatus can include a container and an insert assembly. The insert assembly can include four elongate members. The four elongate members can include light emitting devices for illuminating the interior of the container and/or temperature altering elements for cooling and/or heating the interior of the container. The container can have a rectangular base and a rectangular sidewall extending upwardly from the base. The sidewall can define four corners of the container, and four elongate recesses can be formed in the sidewall proximate the four corners of the sidewall to receive the elongate light members. The recesses can be sized and shaped to conform to the elongate insert members so that the insert members can be releasably retained within the elongate recesses.

Abstract: The exemplary embodiments disclosed herein provide a light diffraction device positioned adjacent to a wall and comprising a laser and a diffractive imaging element. The diffractive imaging film having an image and positioned relative to the laser so as to create a projection of the image upon the wall. The diffractive film can also contain a series of images where the film is moved relative to the laser in order to create an animation effect upon the wall. In some embodiments, a distortion reflector may be positioned to accept the laser light exiting the diffractive imaging film and to distort the laser light to produce a desired image upon the wall. In some embodiments, additional reflectors may be used and in some further embodiments a distortion lens may be used.

Abstract: A lighting apparatus for a vehicle may include a reflector configured to reflect light generated from a light source forward, a lens configured to be disposed in front of the reflector to receive the light reflected from the reflector, a first reflecting body configured to be disposed between the lens and the reflector to receive light not received in the lens among the light reflected from the reflector, and a second reflecting body configured to guide the light reflected from the first reflecting body to the lens.

Abstract: A backlight module includes a back plate, light sources, protrusive pieces and a reflective sheet. The light sources are disposed on the back plate. The protrusive pieces protrude from the back plate. Each of the protrusive pieces is located between at least two adjacent light sources. The reflective sheet is disposed on the back plate and has through holes. Each of the light sources passes through a corresponding through hole. The reflective sheet further has cutting line groups. Each of the cutting line groups includes two cutting lines intersected at an intersection point. Each of the intersection points is substantially aligned with a corresponding protrusive piece. Portions of the reflective sheet adjacent to the cutting line groups are warped upwards from the back plate, and respectively resist the protrusive pieces.

Abstract: The invention relates to a color temperature variable light emitter and a method, adapted for generating color temperature variable light.

Abstract: A display device includes: a first chassis including a bottom surface, and a side wall which extends from an edge of the bottom surface; a light guide plate in the first chassis; a first fixing member which overlaps the side wall of the first chassis and contacts an upper surface of the light guide plate; and a first fastening member which fastens the first fixing member to the side wall of the first chassis. The first chassis includes a groove which extends through the side wall of the first chassis, the light guide plate includes a first protrusion which protrudes from an edge of the light guide plate and extends into the groove, and the first fixing member contacts an upper surface of the first protrusion of the light guide plate.

Abstract: A lighting appliance has a flat light guide and multiple light sources radiating light beams and a section for coupling-in light of the flat light guide, wherein the flat light guide has a surface for coupling-in the light beam and a deflecting surface for deflecting the coupled-in light beam toward a main section of the light guide, onto which a surface for coupling-out of light abuts in the light guiding direction, that the main section extends between the section for coupling-in of light and the surface for coupling-out of light has opposing flat sides, on which the coupled-in light beam is fully reflective in direction of the surface for coupling-out of light, wherein the surface for coupling-in of light is embodied so that the coupled-in light beam is directed under a tipping angle relative to a main radiation direction of the light source in the direction of the deflecting surface.

Abstract: Disclosed is a light source device. The light source device includes: a light guide plate; a reflector disposed under the light guide plate; a light source unit optically coupled to the light guide plate; and a photo luminescent film disposed between the light guide plate and the light source unit, wherein the photo luminescent film includes at least two partitioned areas, and wherein a first fluorescent material included in at least one area of the at least two areas is different from a second fluorescent material included in the other areas.

Abstract: Disclosed are a light emitting device. The light emitting device includes a body having a cavity; a plurality of lead frames in the cavity; a light emitting chip; a first molding member having a first metal oxide material around the light emitting chip; and a second molding member having a second metal oxide material on the first molding member and the light emitting chip, wherein the light emitting chip includes a reflective electrode layer under a light emitting structure, wherein a top surface of the first molding member extends from a region between a top surface of the light emitting chip and a lateral side of the reflective electrode layer at a predetermined curvature, and wherein a bottom surface of the second molding member includes a curved surface which is convex toward the first molding member.

Abstract: A light-emitting device includes a light-emitting section, a lens, and a movement control section, the movement control section changing an illumination position and a spot size of a laser beam in the light-emitting section by changing a relative position of the lens with respect to the light-emitting section.

Abstract: A light emitting diode (“LED”) module with improved thermal characteristics is provided. The module includes an LED, a first circuit board, a second circuit board, a lower insulator, an upper insulator, a lower contact, upper contacts, and a heat sink. Preferably, the heat sink comprises an outer housing and a contact ring. The LED and the heat sink are attached to the first circuit board via solder. In addition to serving as a substrate for the LED, the first circuit board (which contains a plurality of thermally conductive layers connected by vias) facilitates the transfer of heat away from the LED to the heat sink. The module also has improved mechanical and electrical properties, including redundant electrical connections, stable mechanical connections, and a shock-absorbing lower contact. The lower insulator can also be configured to prevent misalignment of the power source with the lower contact when the module is used in a flashlight or other lighting device.