Abstract: Disclosed is a plug-in lamp with a disordered stem bundling device, including a plug-in stake and a bundling device, wherein an unburied end of the plug-in stake is provided with a mounting portion with a built-in main control board, and a plurality of strip-shaped imitation flower stem connectors are arranged around a side edge of the mounting portion; a plurality of notches for inserting the imitation flower stem connectors are arranged around an edge of the bundling device, and the spacing between any two adjacent notches is unequal. Through the cooperation of the bundling device and the imitation flower stem connectors, the imitation flower stem connectors are in a disorderly hanging state, making the plug-in lamp have a better decoration effect.

Abstract: Provided is an on-vehicle illumination device which is compact, does not have a space therein, and is capable of realizing a complex curved surface shape. The on-vehicle illumination device includes a light-emitting element disposed on a wiring pattern on a substrate, and an outer lens layer made of a resin and mounted on the light-emitting element. The substrate has a shape curved along a curvature of the outer lens layer in a front-rear direction.

Abstract: A light fixture (50), comprising: an electronics housing (51); first and second heat sink structures (52, 54, 56, 58, 60, 62) coupled to the electronics housing, wherein each heat sink structure of the first and second heat sink structures is defined at least in part by a heat sink outer arc (64) having first and second end points (72, 74), and wherein each heat sink structure is further defined at least in part by two heat sink radii (66, 68) extending from the first and second end points, respectively, to a center point (P) of the light fixture; first and second light sources (53); at least two lenses (106, 108, 110, 112, 114, 116) comprising a first lens attached to the first heat sink structure and covering the first light source and a second lens attached to the second heat sink structure and covering the second light source, wherein each lens of the first and second lenses is defined at least in part by a lens outer arc (120) having first and second end points (128, 130), wherein each lens is further de

Abstract: A backlight includes: a light source capable of emitting light spreading in first and second directions perpendicular to each other, from an optical axis; a first cylindrical lens that refracts and brings the light closer along the first direction to the optical axis, the first cylindrical lens overlapping with the light source in a third direction perpendicular to the first and second directions; a second cylindrical lens that refracts and brings the light even closer along the first direction to the optical axis, the second cylindrical lens overlapping with the light source and the first cylindrical lens in the third direction; and a reflector that reflects and brings the light closer along the second direction to the optical axis, the reflector being positioned between the first cylindrical lens and the second cylindrical lens in the third direction, the reflector avoiding overlap with the light source.

Abstract: A lamp for a vehicle includes a light source assembly that includes a plurality of light sources that irradiates light, and a lens that outputs the light irradiated from the light source assembly forward, the lens includes a lens body having an incident surface, to which light is input from the light source assembly, and an emission surface, from which the light input to the incident surface is output, and a plurality of lens holes formed in the lens body, and that forms specific light distribution patterns with the light irradiated from the light source assembly. The lens body includes a guide area defined as an area located between adjacent lens holes, and that guides light traveling between the plurality of lens holes forward.

Abstract: In some embodiments, optical systems with a reflector and a lens proximate a light output opening of the reflector provide light output with high spatial uniformity and high efficiency. The reflectors are shaped to provide substantially angularly uniform light output and the lens is configured to transform this angularly uniform light output into spatially uniform light output. The light output may be directed into a spatial light modulator, which modulates the light to project an image.

Abstract: A planar illumination device of an embodiment includes a light guide plate for emitting light incident from a light incident side surface from one principal surface of two principal surfaces, and a plurality of light sources arranged in a longitudinal direction of the light incident side surface and emitting light incident on the light incident side surface. The light sources include a light emitting element for emitting first light and a wavelength conversion material for emitting second light having a wavelength longer than a wavelength of the first light by the light emitted by the light emitting element. The light incident side surface is formed with a plurality of rows of first irregularities extending in a width direction of the light guide plate and diffusing incident light in a thickness direction of the light guide plate in a partial range in the thickness direction of the light guide plate, the range opposing the light emitting element.

Abstract: Illumination device (10) for a motor vehicle headlight for producing segmented full beam distribution (FL), wherein the illumination device (10) comprises the following for this purpose: an optical element (100), comprising light guiding bodies (200) for forming the definable segment full beam distribution (FL), which light guiding bodies (200) respectively have a light entry surface (210) and an exit surface (220), projection optics (300) arranged downstream of the beam path of the optical element (100) having an optical axis (A), which projection optics (300) are designed to project the light exiting from the common exit surface (200a) in front of the illumination device (10) in the direction of a main emission direction (X), and wherein each light guiding body (200) has two lateral side surfaces (230a, 230b) and an upper and a lower side surface (240a, 240b), wherein the optical element (100) has a first and a second light emission half (L1, L2), which can be delimited from one another by a virtual vert

Abstract: A planar light source includes a substrate, light sources, and at least one partitioning member. The partitioning member includes first wall parts, second wall parts, and partitioned regions. The first wall parts define first ridges extending in a first direction. The second wall parts define second ridges extending in a second direction. The partitioned regions each is surrounded by the first ridges and the second ridges in a plan view. the partitioned regions are arranged in the first and second directions. At least one first cut is defined on at least one of the first ridges. At least one second cut is defined on at least one of the second ridges. The at least one first cut and the at least one second cut are spaced apart from each other. At least one of the light sources is arranged in a corresponding one of the partitioned regions.

Abstract: A luminaire includes a light emitter, an asymmetric lens, and a mechanism. The light emitter includes an exit aperture and emits a light beam having an optical axis. The asymmetric lens receives the light beam and projects a projected beam. The mechanism rotates the light emitter about an axis of rotation passing through the exit aperture, thereby moving a point of entry of the light beam into the asymmetric lens. A size and location of a hot-spot of the projected beam varies as the point of entry of the light beam into the asymmetric lens moves. The asymmetric lens includes a long axis, a short axis, and an asymmetric surface, which has a long axis parallel to the long axis of the asymmetric lens. The asymmetric surface is asymmetric in a cross-section taken in a plane perpendicular to the short axis of the asymmetric lens.

Abstract: A lighting apparatus includes a light source, a light housing, a light passing cover and a connector module. The light source includes multiple LED modules. The light housing has an internal container and a light opening. The light source is placed inside the internal container. A light of the multiple LED modules escapes from the light opening. At least a portion of light housing is made with a plastic material mixed with an anti-fire material. The anti-fire material increases a melting temperature for deformation of the light housing. The light passing cover covers the light opening. The connector module has a fixing connector and an elastic unit. The fixing connector is fixed to the light passing cover. The elastic unit is used for fastening the light housing to an installation platform when no external force is applied on the elastic unit.

Abstract: An illumination device (100) provided with a support structure (10), an array of a plurality of spatially separated solid state lighting elements (11) mounted on a first side of the support structure (10), as well as an optical element (12) made from a light diffusing material for diffusing light emitted by the array of the plurality of spatially separated solid state lighting elements (11), the optical element (12) being mounted on the first side of the support structure and provided with a pattern formed of an array of a plurality of recessed portions (120) and an array of a plurality of elevated portions (122).

Abstract: A display device including a display panel, a frame at a rear of the display panel, a light source on a substrate between the display panel and the frame, the light source providing light for the display panel, and a reflecting sheet between the display panel and the frame, the reflecting sheet having a rectangular shape with a first long side, a second long side opposite the first long side, a first short side adjacent to the first long side and the second long side, and a second short side opposite the first short side, wherein the reflecting sheet includes a first sheet part forming a central area of the reflecting sheet, a second sheet part forming a side area of the reflecting sheet around the first sheet part, the second sheet part including dot areas, and a hole next to a border line between the first sheet part and the second sheet part, wherein at least one of the dot areas in the second sheet part is formed along the first short side or the second short side, wherein the at least one of the dot area

Abstract: A light device includes a first light emitting unit which includes a first lens module and a first light emitting module. The first lens module has a plurality of first lens bodies arranged to form a predetermined shape. The first light emitting module has a plurality of first light sources respectively disposed rearwardly of the first lens bodies. Each first lens bodies has a first light condensing section and a first lens section having a plurality of first lens portions which are arranged along rows such that the light projects forwardly through the first lens portions to produce a required first beam illumination pattern with the predetermined shape.

Abstract: An aircraft cabin lighting system comprises one or more cabin lighting units, each cabin lighting unit comprising an emergency exit sign arranged to be electrically illuminated using an aircraft electricity supply connected thereto; and one or more internally-powered emergency exit signs. The internally-powered emergency exit signs are portable, and each comprise an adhesive layer arranged to allow the internally-powered emergency exit sign to be adhered to a surface. The signs are arranged to be adhered to a surface in the vicinity of the connected electrical emergency exit sign in use, and do not require any external source of electricity to function.

Abstract: The present disclosure discloses a lawn lighting and decoration tools, and aims to provide a lawn lamp which is convenient to mount, has a good lighting effect, and can ensure the aesthetics of a lawn. A key point of the technical solution of the present disclosure is as follows: A light string is arranged in a main frame body; the light string is distributed along a wiring slot formed by connecting an upper cover body with a lower cover body, so that mounting and wire arrangement are convenient, and entanglement of a wiring harness can be effectively prevented during use; and after the mounting of the light string is completed, light-emitting diode (LED) parts of the light string are exposed out of lamp outlets, which enhances the lighting effect of the lawn lamp.

Abstract: In a backlight that includes a plurality of LEDs and a prism sheet disposed opposite to the LEDs, the prism sheet has a first surface opposite to the LEDs and a second surface on the opposite side of the first surface, a first prism having a first base and a first pitch L1 is formed on the first surface, a second prism having a cross section that is scalene triangular in shape having a second base having a length L2, a first base angle ?1, and a second base angle ?2 smaller than the first base angle is formed on the second surface, and L2<L1.

Abstract: An optical sheet laminate 100 is to be incorporated into a backlight unit 40 having blue light sources 42. The optical sheet laminate 100 include: a diffusion sheet 43 having a first surface 21a having a plurality of recesses 22 having a substantially inverted quadrangular pyramid shape; and a pair of prism sheets 44 and 45 having prism extending directions perpendicular to each other. The diffusion sheet 43 includes one or a plurality of diffusion sheets in layers. The plurality of recesses 22 are arranged in a two-dimensional matrix, and the intersecting angle between an arrangement direction of the plurality of recesses 22 and the prism extending direction is 20° or more and 70° or less.

Abstract: A light-emitting device includes: a plurality of light sources configured to be disposed on a substrate; a light diffusion member configured to commonly cover the plurality of light sources; and a plurality of wavelength conversion members configured to be disposed between the light sources and the light diffusion member in a thickness direction and disposed in regions corresponding to the plurality of light sources in a plane, respectively, and configured to convert light with a first wavelength from the light sources into light with a second wavelength.

Abstract: Weeding apparatus includes a concentrator assembly having a two-dimensional array of discrete semiconductor light emitters (2), e.g. laser diodes or LEDs. A primary optical stage (3) includes collimating lenses (4) each corresponding to one of the semiconductor light emitters (2) to collimate their light and produce a compound collimated beam. A secondary optical stage (5) incorporates a lens system arranged to convert the collimated beam into a convergent beam to concentrate the emitted light at a focal position. The concentrator assembly (1) may be incorporated in a weeding unit with a mechanical drive arrangement to direct the focal position onto a selected plant. A number of such weeding units maybe incorporated in a weeding module along with a control system. The weeding modules can be carried by an autonomous rover.