299 results about "Gobo (lighting)" patented technology

In a lighting toothbrush structure, a front end of a hollow brush handle connects with a brush head. The hollow brush handle is provided with a first transparent patterned layer and a cavity. At least one slide track is arranged on an inside wall of the hollow brush handle. A lighting circuit board is arranged in the hollow brush handle by using the slide track. A switch is protruded from and mounted in the cavity, conveniently pressed by a user. The switch and the brush set belong to an identical side. The switch controls a lighting element to emit light, and the light is projected outside through the first transparent patterned layer. An inner thread of a tail cover is screwed to an outer thread of a rear end of the hollow brush handle to assemble the lighting toothbrush structure with a lighting function.

Device for detecting patterns on a travelling substrate, namely on a substrate being deposited on a sheet or on web matter, wherein the substrate is a metallized foil travelling in a travelling direction. The device comprises a housing for a first incidental beam issued from a first source of light, a second incidental beam issued from a second source of light, an optical measuring system, a photosensitive sensor respectively delivering beams reflected from the substrate and an electronic unit connected to a communication port. The optical measuring system is telecentric, the first incidental beam crosses a telecentric lighting system and the second incidental beam crosses an oblique lighting system.

The present invention relates to a control unit (108) for a lighting system (100) comprising at least two individually controllable light sources (102, 104), wherein the control unit (108) is connectable to the at least two individually controllable light sources (102, 104) and configured to control the at least two individually controllable light sources (102, 104), wherein the control unit (108) is further configured to control a first lighting system configuration comprising the at least two individually controllable light sources (102, 104) so as to cause it to emit a first illumination pattern (120) provided jointly by the at least two light sources (102, 104) of the first lighting system configuration, detect and store an initial set of illumination parameters being indicative of the first illumination pattern (120), determine a subsequent set of illumination parameters being indicative of a second illumination pattern (122) provided by a second lighting system configuration comprising individually controllable light sources (102, 106), the second lighting system configuration being different from the first lighting system configuration, and control, in dependence on the initial set and the subsequent set of illumination parameters, the second lighting system configuration so as to cause it to emit a third illumination pattern (124), the third illumination pattern (124) being an approximation of the first illumination pattern (120). The present invention provides advantages in respect of e.g. automatic “healing” of the lighting system (100), for example in the case where a light source (102, 104) of the lighting system (100) fails or is only capable of providing less than the normal rated light output.

The invention relates to a structural arrangement applied to a lamp for use in extreme low- and high-temperature environments, in which this LED lamp has a fully sealed structure and further overcomes the problem of exclusively obtaining specific lighting colorimetric patterns. The structure of the lamp is designed to provide protection level IP69K. The structure generally comprises the lens (110) fastened and glued to the body, the LED light emitter, LED ribbons and heads, which are also fastened and glued to the body which is already joined and fastened to the lens. The glue used is specific and the structure is designed to provide an enhanced seal. The specific strip is arranged between the lens and the LED wire such as to cover the entire lens region on the inside thereof.

An adaptive shadow control system that compensates for blockage of one lighthead of a surgical lighting system by increasing the light output from one or more other lightheads of the lighting system. The system also includes control logic for automatic enablement / disablement of adaptive shadow control by detecting whether there is blockage of a lighthead and whether the respective light beams of a plurality of lightheads are being aggregated to form a single aggregated co-illumination light pattern at a work area.

A lighting module disclosed in an embodiment comprises: a substrate; a light-emitting element arranged on the substrate; and a resin member arranged on the substrate and the light-emitting element. The resin member comprises a plurality of side surfaces and an exit surface on the upper portion thereof. The plurality of side surfaces of the resin member comprise a first side surface adjacent to the light emitting device, a second side surface facing the first side surface, and third and fourth side surfaces arranged between the first and second side surfaces so as to face each other. The exit surface of the resin member comprises a light extraction structure having a large length in a first direction and having a concavo-convex pattern in a second direction that is perpendicular to the first direction. The light emitting device comprises an exit area corresponding to a part of the second side surface in the first direction. The thickness of the second side surface, in connection with the resin member, may be smaller than the thickness of the first side surface.

A lighting tool for a vehicle includes a light source, and a projection lens configured to project light emitted from the light source forward, a light distribution pattern including a cutoff line at an upper end is formed with the light projected forward of the projection lens, and a refractive surface configured to refract some of the light projected forward of the projection lens in a specific direction is provided on a light emission surface of the projection lens.

The invention discloses a downright type backlight module which comprises a light box, a plurality of lighting tube fasteners, a plurality of lighting tubes and a diffuser plate. The light box is provided with a soleplate which is opposite to an opening. The soleplate is provided with a plurality of positioning designs, and each positioning design comprises an axle hole and at least one block slot. The lighting tube fasteners are corresponding to the positioning designs and are arranged at the soleplate. Each lighting tube fastener comprises a pivot part, at least one rotary arm, at least one clamp part and at least one positioning part. The lighting tube fasteners can be inserted into the axle hole by the pivot part and can rotate towards the soleplate, so as to ensure that the positioning part enters the block slot to achieve the interference with the block slot. The lighting tubes are arranged inside the light box and are fixed at the clamp part of the lighting tube fasteners, and the diffuser plate is arranged at the opening of the light box. The invention also provides a lighting tube assembling method and a liquid crystal display device which utilizes the downright type backlight module.

The invention discloses an optical fiber woven mesh which comprises a mesh-shaped body formed by weaving light guide material wires. The light guide material wires are transparent light guide wires, the tail ends of the light guide material wires are bundled and then connected with the light source module, and the light source module is connected with the light source controller through a wire and / or in a wireless communication mode. The light source controller is used for setting light source colors, brightness and / or dynamic programs for the light source module; an optical signal generated by the light source module is presented through the light guide material wires; according to the invention, the plastic optical fibers are woven into a net-shaped structure, and the light source controller is used for realizing the light-emitting effect presentation of light-emitting colors, brightness and dynamic programs, so that various dreamy color light-emitting effects are achieved; when applied to the field of indoor and outdoor quantitative engineering and decoration, the optical fiber woven mesh is convenient to arrange and can achieve the net-shaped whole-face colorful light-emittingeffect, the light-emitting patterns can be preset and constructed on the net face, dynamic regulation and control over the lighting effect and brightness are conducted through the light source controller, and the market requirements are met.

The invention provides an optical deflection device (10). The optical deflection device (10) comprises multiple optical deflection assemblies (11). Each optical deflection assembly (11) comprises a collimator (12) and a reflecting piece (13), wherein the collimator (12) has the axis (L), and the reflecting piece (13) is arranged to enable light rays (14) from the collimator (12) to deflect in the reflecting piece (13) so that the light rays can be emitted out from the edge portion of the reflecting piece (13). The multiple optical deflection assemblies (11) are arranged in parallel. The projections of each reflecting piece (13) and the corresponding adjacent reflecting piece of the multiple optical deflection assemblies (11) are at least partially overlapped. The invention further provides a lighting and / or signal indicating device for motor vehicles. According to the optical deflection device and the lighting and / or signal indicating device for motor vehicles, lighting patterns having a crossed lighting effect can be generated.

A colored lighting system with a scheme to indicate the nature of a student's participation action. Students are outfitted with desktop-mounted lights, preferably capable of emitting numerous colors in a serial fashion. The teacher can then read the indicated color pattern, or light from an individual student, and select whether to interrupt and in what order to address each student. The method may be used for lecture, testing, in-class projects, and beyond.

A lighting apparatus using an organic light emitting diode that has a first area and a second area, the lighting apparatus comprises a substrate; a barrier layer disposed on the substrate; an auxiliary line disposed in the first area on the substrate; a first electrode disposed on an entire surface of the substrate; an organic layer disposed on the first electrode; and a second electrode disposed on the organic layer, wherein the barrier layer includes a first inorganic barrier layer, an organic barrier pattern disposed in the second area, and a second inorganic barrier layer.