The LED plug-in outlet or DC power light has LED-unit(s) to offer one or more than one near-by lighted-location(s) with preferred adjustable angle constriction and each of said LED-unit(s) has built-in plurality of the said dip or chip or dice or COB LED(s) to emit directly or in-directly LED light-beam from big surface of the said each of LED-unit(s) to supply consumer for one LED light offer one or more than one near-by lighted locations for desired or selected-functions, light color(s), brightness(s), light performance(s) while incorporate with circuitry, AC-to-DC circuit, IC, and control device select from sensor, motion sensor, photo sensor, radar sensor, sound sensor, power fail circuit, switch, IR or RF remote controller, blue-tooth, wireless controller, WI-FI with APP software to make setting or adjustment or selection to make the LED light to turn-on/off, fade-in and fade-out, high-low brightness, motion or non-motion selection, change functions from variety pre-programed functions to offer near-by locations which is less than 30 feet and brightness is less than 500 CD from each of the said LED unit(s). Wherein, the angle adjustment prefer to apply one of traditional skill or by magnetic reaction-force between loaded-battery or metal-piece built-in LED-unit(s) and holder base magnetic-piece(s) to adjust the angle for illumination. The LED light has trigger system to turn on and turn off the functions and optional to touch or push the top-lens to turn off the functions or LED illumination. The said LED-unit(s) or LED-bar assembly that is one of movable, extendable, transformable construction to offer more choice of light illuminations or more, bigger area(s) be illuminated. Also, have power saving and cost saving features.

A lighting apparatus includes a top cover, a bottom cover, a light passing cover, a battery, a power circuit, a power switch and a light source plate. The top cover has an opening part for defining a light opening. The bottom cover is fixed to the top cover forming a containing space. The light passing cover has a larger diameter than the light opening. A peripheral edge of the light passing cover engages an inner surface of the opening part of the top cover. The battery is stored in the container space. The power circuit is connected to the battery for providing a current to the LED modules of the light source plate. The power switch is connected to the power circuit to control the LED modules. The light source plate has a top side mounted with multiple LED modules.

A color mixing lens assembly is provided. The color mixing assembly may include a center mixing structure arranged concentrically within the optic. The center mixing structure may be configured to receive a first portion of electromagnetic radiation from a light receiving structure. The center mixing structure may include a plated surface. The center mixing structure may include a center kick structure arranged concentrically within the center mixing structure. The center kick structure may be configured to reflect the first portion of the electromagnetic radiation towards the plated surface. The center mixing structure may be configured to reflect the first portion of the electromagnetic radiation from the plated surface through an exit surface of the optic. The optic may be configured to reflect a second portion of the electromagnetic radiation received from the light source structure through the exit surface of the optic.

A recessed lighting apparatus comprising a cap provided with an apex comprising a first opening, adapted to accommodate at least one lighting source, and a second opening, of greater dimensions than the first opening, adapted to emit the light flow emitted from the lighting source. Starting from the interior of the apparatus towards the exterior of the apparatus, the cap can comprise a first cap made of a transparent material acting as a catadioptric reflector and a second cap made of an opaque material which is separated from said first cap by a gap.

An illumination system for a medical technology therapy and/or diagnosis system is provided. The system includes a light source, an optical waveguide, and an optical element in the form of a diffuser element. The optical waveguide has a first end that is connectable or assignable to the light source and the diffuser element is arranged at a second end of the optical waveguide so that light from the optical waveguide is injected into the optical element. The optical element has a lateral surface covered by a reflector layer at least in a section thereof. The reflector layer includes a mirror layer. The optical element has a light-reflecting area covered by the reflector layer and a light-transmissive area that is free of the reflector layer. Thus, light injected into the optical element is reflected on the light-reflecting area and emitted from the light-transmissive area.

A light emitting device includes a substrate, a plurality of light sources, a partitioning member and a diffuser sheet. The light sources are disposed on an upper surface of the substrate. The partitioning member is disposed on the upper surface of the substrate and including top parts. The partitioning member is reflective. The diffuser sheet is in contact with the top parts of the partitioning member.

A laser-excited-phosphor light-source system in which a phosphor plate remains stationary while a laser beam is made to scan across the phosphor plate. In some embodiments, the phosphor-plate assembly includes a plurality of areas each having a different phosphor substance that emits wavelength-converted light in response to excitation from the scanned laser beam and/or a diffusive material. In some embodiments, one or more rotating prisms and/or one or more rotating or oscillating or angularly displaced mirrors are used to deflect the input laser light on the way toward the phosphor plate and to deflect the wavelength-converted and/or diffused light in the opposite direction such that the output beam of wavelength-converted and/or diffused light remains stationary with respect to the phosphor plate as the input laser beam is moved across the surface of the phosphor-plate assembly.

A backlight module includes a light source array, a reflector module, and an optical film. The light source array includes a plurality of light sources. The light emitted from the light source can be refracted by the lens unit to obtain a specific light-output angle and uniformity. The reflector module includes a plurality of reflector units. Each reflector unit includes a flat portion, a first wall portion, and a corner wall portion, which have structures and arrangements designed to enable the light source to achieve a display effect of less shadows and better contrast.

A lamp is provided that includes a light source (1101) including at least one light emitting point (S0); and a light receiving device located between the light source (1101) and the optical path of a collimating optical element (1104, 3104), the light receiving device at least includes at least two light guides (1102, 1103, 3302), for respectively collecting light beams (1301, 1303, 3301, 3303) emitted at different angles from the light emitting point (S0) of the light source (1101), and respectively directing the collected light beams (1301, 1303, 3301, 3303) to the collimating optical element (1104, 3104) in a reflective or refractive manner, after which the light beams forming parallel light after the collimation of the collimating optical element (1104, 3104); and further includes a mirror array (1105, 3105) for reflecting the parallel light to form a reflected light spot array.

A light emitting module including: a light guide member including: an emission region defined by a sectioning groove, a light source placement part located in the emission region, and a light adjusting hole; and a light source disposed in the light source placement part. In the schematic top view: the light adjusting hole is not positioned on a first straight line connecting (i) a center of the light source and (ii) a point in the sectioning groove that is farthest from the center of the light source, and a first lateral face of the light adjusting hole has a first region, and a line normal to the first region is oblique to a second straight line connecting (i) the center of the light source and (ii) a point in the sectioning groove that is closest to the center of the light source.