Abstract: A photoconversion device includes a first wavelength converter and a long-pass filter. The first wavelength converter receives excitation light from an output portion and emits fluorescence having a longer wavelength than the excitation light. The long-pass filter transmits the fluorescence emitted by the first wavelength converter and reflects the excitation light transmitted through or reflected from the first wavelength converter to enter the first wavelength converter.

Abstract: A multicamera device includes: a first sensor to detect a first spectrum of external light; a second sensor to detect a second spectrum of the external light; and an optic overlapping with the first and second sensors. The optic includes: a substrate; a first reflective layer on the substrate; and an optical layer between the first sensor and the substrate, the optical layer to transmit the first spectrum of the external light to the first sensor, and reflect the second spectrum of the external light toward the first reflective layer, and the first reflective layer is to reflect the second spectrum of the external light in a direction toward the second sensor.

Abstract: A light source unit includes a plurality of light sources emitting light for irradiating an object, and a holding portion holding the plurality of light sources having an insertion hole for an optical fiber inserted therethrough to propagate the light from the object formed therein. The holding portion holds each of the plurality of light sources such that an irradiation region of the light of each of the plurality of light sources is formed on one side of the holding portion. The insertion hole has a first opening that is an opening facing the irradiation region and a second opening that is an opening different from the first opening, and is formed in the holding portion such that one end surface of the optical fiber is exposed from the first opening and faces the irradiation region when the optical fiber is inserted therethrough.

Abstract: A backlit-module-embedded illuminated keyswitch structure includes a baseplate, a mask film disposed below the baseplate and having a first coating configured to substantially reflect a light, a light guide sheet disposed at one side of the mask film and having a light source hole, a reflective layer disposed at one side of the light guide sheet opposite to the mask film and having an opening communicating with the light source hole, a top glue configured to connect the mask film and the light guide sheet around the light source hole, and a bottom glue configured to connect the light guide sheet and the reflective layer around the light source hole. The first coating covers the light source hole. In a stacked direction of the mask film, the light guide sheet, and the reflective layer, at least one of the top glue and the bottom glue overlaps the first coating.

Abstract: A lighting device, comprising an enclosure (120) comprising a plurality of partitioning elements (130a-f) to form within the enclosure a plurality of sub-spaces (140a-e) each comprising first and second reflective inner surfaces (170, 180), wherein each sub-space further comprises a light source (110) arranged to emit light with a light output, the light output comprising light beams in a blue wavelength range of 400-490 nm and in a non-blue wavelength range of 490-700 nm, a first part of the light output being incident on the first reflective inner surface of the sub-space and a second part of the light output being incident on the second reflective inner surface of the sub-space, wherein, for light within the blue wavelength range, the first reflective inner surface has a first blue reflectance (310) of >20%, and the second reflective inner surface has a second blue reflectance (320) of <20%.

Abstract: A lighting device (1) is provided. The lighting device (1) comprises a housing (10) and a flexible elongated carrier (20) having a first side (20a) and a second side (20b). The elongated carrier (20) comprises a plurality of first sections (21), each first section (21) comprising a plurality of solid state lighting elements (25) arranged on the first side (20a) of the elongated carrier (20). Each first section (21) is arranged at a distance (d1) from a surface (15) of the housing. The elongated carrier (20) further comprises a plurality of second sections (22). Each second section (22) is at least in part attached to the surface of the housing (15). The first sections (21) and the second sections (22) are alternatingly arranged in a succession along a longitudinal extension of the elongated carrier (20).

Abstract: A taillight assembly of a bicycle includes a seat, a seat tube and a clamping element. A bottom of the seat is provided with a seat post. An inside of the seat tube defines an inner space for holding the seat post. A rear of the seat tube defines a wire slot which is disposed for holding a signal wire. The clamping element is fastened to a top of the seat tube. The clamping element includes a taillight fastener, a taillight unit and a wire tunnel. The taillight unit has an indicator surface and an assembling surface. The assembling surface is combined with the taillight fastener. An inside of the clamping element defines the wire tunnel. The wire tunnel is connected to the wire slot. The signal wire passes through the wire tunnel, and then the signal wire enters the wire slot.

Abstract: A lighting fixture with segmented emission employing a sheet of an optically transmissive material having a first broad-area surface configured for light output, an opposing second broad-area surface extending parallel to the first broad-area surface and configured for light output, a first edge configured for light input, and an opposing second edge. The lighting fixture further employs a series of compact solid-state light sources optically coupled at least to the first edge, a plurality of patterned light extraction areas distributed over an area of the rectangular sheet and separated from one another and from the first and second edges by separation areas, and a housing encasing the light sources and one or more edges of the rectangular sheet. A width of the separation areas may be less than a length or width dimension of the patterned light extraction areas.

Abstract: The present disclosure sets forth a motion sensing outdoor security light with the flexibility of being mounted to either a wall structure or to an eave or ceiling structure. An adjustable spherical motion sensor housing may be provided with the rotationally adjustable outdoor security light, allowing easy adjustment of motion detection ranges under different mounting schemes without comprising the aesthetic design of the light. The adjustable spherical motion sensor housing may also provide an enlarged horizontal field of view for better performance. Sensitivity of a motion sensor may be adjusted via a control circuit based on adjustment of the spherical motion sensor housing.

Abstract: A variable angle beam control device is capable of maintaining the same color temperature of the light source regardless of the changes in the angle of the beam. The controllable light beam device has a light source with primary optics producing a low divergence light beam having an inverted angular distribution of the correlated color temperature (CCT), and a liquid crystal device with an electrically variable refractive index distribution arranged to receive said light beam and to provide a variable angle beam.

Abstract: A modular socket (106, 306) for removably receiving a light-emitting diode (“LED”) driver (124, 324) and coupling the LED driver to LED(s) (104) is described herein and may include: a housing (108, 308); a power input interface (110, 310) to receive a supply voltage; a power output interface (120, 320) electrically coupled with the power input interface within the housing; an LED control input interface (128, 328) that is electrically coupled with one or more LEDs; and one or more mechanical engagement and locking structures (134, 334). Mechanical engagement of the mechanical engagement and locking structures with corresponding mechanical engagement and locking structures of the LED driver may simultaneously effect electrical coupling between: the power output interface and a power input interface (122, 322) of the LED driver, and the LED control input interface and an LED output interface (126, 326) of the LED driver.

Abstract: A projection lamp is provided, which includes a first shell assembly, a projection assembly and a light shielding member. The first shell assembly includes a transparent mask. The projection assembly includes an optical lens, an optical element, a light source and a driving source for driving the optical element to move. The optical element is positioned to direct light from the light source to the optical lens when the light source is powered. At least part of the light shielding member is disposed between the peripheral region of the transparent mask and the peripheral region of the optical lens. The light shielding member has a first opening, and the light from the light source only passes through the first opening of the light shielding member to emit out from the transparent mask after passing through the optical lens.

Abstract: A tunable optic includes a hexagonal-shaped housing, a polar liquid, a first electrode, a second electrode, a third electrode, a fourth electrode, a fifth electrode, a sixth electrode, and a grounding electrode. The hexagonal-shaped housing includes first, second, third, fourth, fifth, and sixth side walls and first and second light transmissive end walls, and the first, second, third, fourth, fifth and sixth side walls and the first and second light transmissive end walls define a hexagonal-shaped inner cavity. The polar liquid is disposed within the hexagonal-shaped inner cavity. The polar liquid has a surface, and the surface has a curvature and a two-dimensional tilt angle that is variable in response to voltages supplied to each of the first, second, third, fourth, fifth, and sixth electrodes, whereby lens characteristics and light deflection characteristics of the tunable optic are varied.

Abstract: The invention relates to a driver (100) for emergency lighting means (101), comprising output terminals (111a-b) for electrically supplying at least one emergency lighting means (101), and a test switch (103) for starting a test routine controlled by a controller (109) of the driver (100), wherein the driver (100) is settable to a commissioning mode if the test switch (103) is activated according to a predefined operation pattern defined by time durations and/or repetition criteria of the operation pattern.

Abstract: One embodiment comprises a circuit board including a mounting groove, an image sensor arranged within the mounting groove of the circuit board, and a first epoxy arranged within the mounting groove, wherein the mounting groove comprises a first side surface and a second side surface that face each other, and a third side surface and a fourth side surface that face each other, the circuit board includes at least one application groove provided on the first side surface and/or the second side surface of the mounting groove, the at least one application groove includes an opening opened toward the upper surface of the circuit board, and at least a portion of the first epoxy is arranged in the at least one application groove.

Abstract: According to an embodiment, disclosed is a curing-device comprising: a stage; a light emitting module including a substrate disposed on the stage and a plurality of light emitting elements disposed on the substrate; and a plurality of transparent blocks disposed between the light emitting module and the stage, wherein the substrate includes a plurality of first sections and a plurality of second sections which are disposed in a first direction, the intervals in the first direction between the light emitting elements disposed in the first sections is smaller than the intervals in the first direction between the light emitting elements disposed in the second sections, and the plurality of transparent blocks are disposed on the first sections.

Abstract: A lighting and sanitization device, comprises: a first light source emitting violet light having a wavelength between 380 and 430 nm; a second light source emitting white light; a third light source emitting lime light having a peak wavelength between 535 and 545 nm.

Abstract: First and second LED arrays can include respective first and second pluralities of light-emitting areas that are separated by respective first and second boundaries. The first and second boundaries can be arranged in slightly different patterns. At least one lens can collimate light from the first LED array to form first illumination, collimate light from the second LED array to form second illumination, and illuminate the scene with the first and second illuminations. The first boundaries can form first dark bands in the first illumination. The second boundaries can form second dark bands in the second illumination, which can be slightly offset from the first dark bands at the scene.

Abstract: The purpose of the present invention is to realize a lighting device of thin, low power consumption and small light distribution angle. The present invention takes the following structure to realize the above task: A lighting device having an emitting surface and a bottom opposing to the emitting surface including: a resin, set between the emitting surface and the bottom, having a hole at a center, a reflection block set in the hole at a side of the emitting surface, an LED, which is a light source, set in the hole at a side of the bottom, a space between the LED and the reflection block, in which the resin is contained in a container whose inner surface is a reflecting surface.

Abstract: A luminaire (11) is provided having sensors means (16) for detecting or determining information relating to a subject. The information is usable to determine changes to light output.