626results about "Planar light sources" patented technology

A plant growing apparatus is provided that comprises a transport and positioning system, the transport and positioning system comprising a mobile plant container with a first set of wheels configured to allow selective movement of the mobile plant container to engage with or disengage from the growing chamber; and a track assembly configured to guide movement of the mobile plant container along a pathway from outside the growing chamber to inside the growing chamber.

The disclosed device relates to a multiple lighting mode LED lamp. The lamp has an LED assembly with a plurality of white LEDs for a first illumination source, and a plurality of UV LEDs for a second illumination source. The LED assembly is attached to the first end of a flexible support, and a base is attached to the second end of the flexible support. The lamp base incorporates an LED driver module in electrical communication with the illumination sources. A manual touch switch in the base, when touched by a user activates the white LEDs to operate the lamp in a lighting mode. A motion sensor in the form of an infrared induction sensor, is incorporated into the face of the LED assembly for detecting motion. Upon motion being detected, the UV LEDs are activated for a predetermined period of time to operate in UV light mode.

A solar swimming pool wall light includes a base, a connecting rod, and a light body. The base is mounted on the edge of a swimming pool, a solar panel is arranged on the base. The connecting rod has a first end and a second end, with the first end connected to the base and the second end extending downward and being retractable to adjust the height of the light body. The light body is connected to the second end of the connecting rod, with the light body and the base being electrically connected. A temperature probe is also arranged on the light body; and a display screen is arranged on the base to display temperature information detected by the temperature probe.

The invention provides a track lighting system comprising an elongated system track, a first connector element, and a LED luminaire configured to be connected to said elongated system track; wherein the elongated system track extends along an axis of elongation; wherein the first connector element is configured to mechanically and electrically connect said LED luminaire with said elongated system track, wherein the first connector element comprises a first luminaire connector and a first track connector; wherein the LED luminaire comprises a back panel facing the elongated system track when the LED luminaire is connected to said elongated system track, and a first luminaire track arranged in or on the back panel of the LED luminaire; wherein the first luminaire connector is mechanically and electrically connected to the first luminaire track and is movable along the first luminaire track; wherein the first track connector is mechanically and electrically connected to the elongated system track and is movable along of said elongated system track.

An elongated hexagonal decorative light system comprises a plurality of light panel assemblies, each light panel assembly having an elongate hexagonal shaped base defining two electrical receptacles at each end of the elongate base. A printed circuit assembly is mounted to the base and has a plurality of light emitting diodes populated thereon with electronic circuitry for selectively illuminating the light emitting diodes, and a prismatically shaped lens affixed to the base. A controller has a printed circuit assembly mounted wherein the printed circuit assembly includes the circuitry and logic for controlling the plurality of light panels. The controller includes a signal cord extending therefrom and terminating with an electrical connector receivable in the light panel receptacles. A plurality of connector cables, each having a multi-lead cable segment terminated at each end with an electrical plug receivable in the electrical receptacles in the light panel assemblies.

A light-emitting module includes a housing and light-emitting units. The housing includes a bottom board. The light-emitting units are separately disposed on the bottom board and are arranged along a first direction and a second direction which intersects with the first direction to form an array. Each of the light-emitting units includes a first light-emitting element and two second light-emitting elements which respectively have upper surfaces away from the bottom board. The second light-emitting elements are disposed at two opposite sides of the first light-emitting element. A ratio of a length of any one of the second light-emitting elements parallel to the first direction to a length of the first light-emitting element parallel to the first direction ranges from 0.35 to 0.55. A sum of areas of the upper surfaces of the second light-emitting elements is not greater than an area of the upper surface of the first light-emitting element.

The invention discloses a preparation method of a low-blue-light LED panel lamp, and belongs to the technical field of LED illumination. According to the method, through blue light chip screening, composite fluorescent powder system optimization, multi-layer optical structure design and heat dissipation coordinated regulation and control, the radiation power proportion of the blue light wave band (430-460 nm) is smaller than or equal to 5%, meanwhile, it is guaranteed that the color rendering index Ra is larger than or equal to 85, and the lighting effect is larger than or equal to 100 lm / W. The core innovation of the LED lamp is that the double-effect eye protection layer of quantum dot doped silica gel and cerium yttrium aluminum garnet composite fluorescent powder is adopted, and the optical matching design of the micro-nano texture light guide plate and the gradual change type diffusion film is combined, so that the technical problems that an existing low-blue-light LED lamp is low in lighting effect, poor in color rendering property, uneven in blue light filtering and the like are solved. The blue light hazard level of the prepared LED panel lamp reaches RG0 level, and the LED panel lamp is suitable for long-time close-range illumination scenes such as classrooms, offices and bedrooms and has wide application prospects.

An LED lighting arrangement comprising an array of LED packages of different types. A first type comprises a domed lens and a second type does not comprise a domed lens. The LED in each type of LED package is a phosphor-coated light emitting diode.

A vehicle headlight (1) includes a first light source unit (20), a second light source unit (40), and a control unit (CO), wherein the control unit (CO) moves at least the upper edge of a low beam light distribution pattern (101) upward when performing temperature derating on the second light source unit (40) on the basis of the temperature of the second light source unit (40) in a state where a high beam light distribution pattern (105) is formed.

An apparatus for retrofitting a HID lighting system includes using existing components of previously installed HID lighting systems such as its ballasts while replacing some capacitors to adjust the power supplied to a retrofit LED luminaire. Unused ballast drivers are removed, and a self-contained ballast driver assembly is mounted into the electronic control enclosure of the previously installed lighting system. Some of the retrofit LED luminaires include an uplighting lens, an optic, or a diffuser for providing uplight. An aiming bracket and an aiming plate allow for the horizontal aiming angle of a light luminaire to be set.

An illumination apparatus is provided to correct for chromatic aberration. A light-emitting diode (LED) structure has multiple LED clusters and an optic associated with each cluster. Each cluster is disposed in a cavity in a different total internal reflectance (TIR) structure. Each cluster contains individual LEDs that are configured to emit light of a different color toward the optic. In each cluster: a center of at least one LED within the cluster is disposed at a different distance from a center of the cluster than a center of at least one other LED within the cluster dependent on a wavelength dependence of the optic. For each color, an average position of the LEDs configured to emit the color within the clusters and an average position of the LEDs configured to emit each other color within the clusters are identical.

In some examples, this disclosure describes a method for controlling an N-by-M cluster of micro-LEDs, where N and M are positive integers. The method may include receiving a reference voltage through an amplifier circuit and outputting a regulated voltage to an equalizer sub-circuit through the amplifier circuit. Alternatively, the method may include outputting the regulated voltage to each of the NxM power stages through the equalizer sub-circuit and driving NxM micro-LEDs based on the regulated voltage through the NxM power stages.

The utility model belongs to the technical field of household appliances, and particularly discloses an area light source power supply outgoing line sealing structure which comprises an assembling structural part and an LED lamp panel, an assembling notch is formed in the front side face of the assembling structural part, and the LED lamp panel is arranged in the assembling notch; a power connecting line is arranged on the edge of the top of the LED lamp panel, one end of the power connecting line is connected to the LED lamp panel, and a power connector is arranged at the other end of the power connecting line. According to the surface light source power supply outgoing line sealing structure, the filling gap is reserved between the assembly structural member and the power supply connector, and the sealant is filled in the filling gap, that is, the assembly structural member and the power supply connector are sealed through glue injection, and the detachable sealant cover is used for preventing the glue from overflowing in the glue injection sealing process; the sealing structure is stable and reliable in performance, and the sealing consistency of the surface light source power supply wire outlet structure is ensured.

The invention relates to an emergency lighting element (1) comprising a planar, electrically operated radiation source (2) for the planar emission of electromagnetic radiation from its front surface (3). A long-lasting phosphor layer (10) is provided over the entire surface of the front surface (3) of the radiation source (2). The radiation source (2) is designed to emit electromagnetic radiation in the visible range, and the long-lasting phosphor layer (10) is designed to partially transmit the radiation, wherein the emission of the radiation source (2) and the transmission of the long-lasting phosphor layer (10) are coordinated such that the emission of electromagnetic radiation in the visible range by the emergency lighting element (1) is at least 50% higher when the radiation source (2) is switched on than when the radiation source (2) is switched off.

A main light and a secondary LED light for generation lumination of particular light characteristics in a particular direction. This includes an LED lighting fixture having a min light in a ceiling / wall lamp and a nightlight transmitting nightlight illumination along a ceiling. Downlights are disclosed having a main illumination source a secondary lumination source as a nightlight or some other illumination.

An annular light emitting unit emits light from the inside of a louver toward an outer circumference, with respect to the entire circumference direction. A surface emitting unit emits light in a vertical direction directed opposite to a casing. Light intensity of the surface emitting unit is greater than light intensity of the annular light emitting unit.

A backlight module, including a reflective plate and a plurality of light-emitting units. The reflective plate is provided with a reflective side. The light-emitting units are provided on the reflective side. The reflective plate includes a substrate and a reflective layer. The reflective layer covers the substrate. The reflective side is divided by the reflective layer into a first region and a second region surrounding the first region, and the reflectivity of the second region is greater than that of the first region.

A serving robot including a display means is provided. The serving robot includes: a first display unit disposed on a front side of the serving robot; and a second display unit and a third display unit disposed on a left side and a right side of the serving robot, respectively, at the same height as the first display unit, wherein the first display unit, the second display unit, and the third display unit comprise at least one LED matrix configured to emit light in an outward direction of the serving robot, and a diffuser disposed on the at least one LED matrix.

Luminaires are described herein having architecture and performance suitable for several outdoor applications, including architectural lighting and signage lighting. A luminaire, in some embodiments, comprises a housing including a first end extending to a second end defining a housing interior, and a light emitting panel positioned in or over the housing interior. At least one mounting bracket is coupled to the housing, wherein the mounting bracket comprises a radially extending slot permitting adjustment of radial position of the housing, and a locking mechanism extending through the slot for locking the radial position of the housing. In some embodiments, the luminaire comprises a plurality of the mounting brackets.

A vehicle headlight (1) includes a light source (20), a meta-lens (30) including a meta-region in which a plurality of nanostructures (35) each having a width smaller than a largest wavelength of light (L) emitted from the light source (20) is arranged and through which the light (L) emitted from the light source (20) is transmitted, and a projection lens (50) through which the light (L) emitted from the meta-lens (30) is transmitted. The meta-lens (30) reduces a divergence angle of the light (L) incident on the meta-region from the light source (20) and emits the light (L), and in a case where the light source (20) is viewed from a side of the projection lens (50) through the meta-region, an image (20') of the light source (20) appears at a position farther than a position of the light source (20), and also appears smaller than an image (20") of the light source (20) seen in a case where a convex lens (30") is arranged instead of the meta-lens (30) so as to emit the light (L) from the light source (20) at the same divergence angle as the light emitted from the meta-lens (30), and the light source (20) is viewed from the side of the projection lens (50) through the convex lens (30").

A lens used for cooperating with a light source includes a lens body including a first surface and a second surface that are opposite to each other, an outer lens provided on the first surface, an inner lens provided on the second surface and corresponding to the outer lens. The outer lens and the inner lens are substantially strip-shaped, the inner lens protrudes towards the light source, the outer lens protrudes away from the light source, light emitted by the light source is firstly scattered by the inner lens, and then is converged by the outer lens and emitted to an external environment. An LED lamp is further provided.

at least one light emitting module (ME), a luminescent crystalline lens having at least six pairs of parallel faces, known as concentrator crystal (CL), including first and second faces, known as side faces (FL1, FL2), perpendicular to the direction x and separated by a distance L corresponding to the horizontal dimension of said concentrator in the direction x; a first mirror (M1) configured to at least partially cover said first side surface (FL1) and to define a surface area (SR1) covered by said first mirror and at least one surface area (SFS1) not covered by said first mirror that defines an associated output surface (FS1, FS11, FS12); a second mirror (M2) configured to cover at least 95% of said second side surface (FL2); a light emitting module (ME) including: - the luminance radiation (L F a brightness triggering element (ED) designed to generate an emission of Including, The uncovered surface area (SFS1) and the surface area of ​​the first side (FL1) (S L ) is the ratio R of the luminance radiation reflected by the first and second mirrors over an average distance L moy and propagates through at least one output face (FS11, FS12) within the luminescent crystal to form an output beam (L out ) before forming TIFF2023533026000007.tif14170, and α is the loss factor per unit length of the concentrator for the luminance radiation. Light-emitting device (1).

To provide a light source module that can reduce color unevenness in the emitted light when red light and light of a different color are mixed and emitted. [Solution] The light source module of the embodiment comprises a plurality of red first light-emitting elements and three or more second light-emitting elements of a different color from red, each of which forms an equilateral triangle with two corresponding elements among the other second light-emitting elements. The length of each side of the equilateral triangle corresponds to three times the width dimension of the light-emitting elements. When a score is defined by adding twice the number of first light-emitting elements whose center points are less than or equal to the width dimension to the number of first light-emitting elements whose center points are greater than one and less than or equal to two times the width dimension, the sum of the scores of the three second light-emitting elements forming the equilateral triangle becomes 15 or more.

Provided is a technology capable of improving uniformity of irradiation intensity at a relative position with respect to surface-emitting faces (122a, 123a). Lighting devices (122, 123) are provided with: a plurality of light sources (122e, 123e) provided with the surface-emitting faces (122a, 123a); and optical path control plates (122b, 123b) that are provided on the surface-emitting faces (122a, 123a) of the plurality of light sources (122e, 123e) and that control the optical paths of irradiation light from the surface-emitting faces (122a, 123a). The irradiation light controlled by the optical path control plates (122b, 123b) is irradiated.

A luminaire assembly includes a first electronic assembly on which at least one light-emitting unit and an electrical contact point are arranged. A cooling element is in contact with the first electronic assembly by an intermaterial bond and / or in a positive manner. The luminaire assembly further includes at least one second electronic assembly having an electrical contacting, wherein an electrical connection is provided between the electrical contact point of the first electronic assembly and the electrical contacting of the second electronic assembly for actuating the at least one light-emitting unit. The electrical contacting is arranged on an end face of the second electronic assembly, wherein the surface of the end face and a radiating face of the at least one light-emitting unit of the first electronic assembly-enclose an angle (β) from 90° to 270°. Furthermore, a method of manufacturing a luminaire assembly is disclosed.

To suppress the luminance of light emitted from a light emitting part, reflected at the end part of a member covering the light emitting part, and reaching the eyes of a user.SOLUTION: A display device 1 includes a light emitting substrate 10 having a semiconductor layer 11 and a light emitting part 13, and an optical sheet 20. The optical sheet 20 includes a plurality of unit lenses 21. In the first cross section, the length of the first side 131 is defined as H1, and the length between the end 2a of the cover 2 and the light emitting unit 13 in the second direction is defined as D1. When the length between the lens surface 21a of the unit lens 21 and the light emitting unit 13 is denoted by Y1, any one of a condition that the refraction index n of the cover part 2 is 1.4 or more and less than 1.5 and the formula (1) is satisfied, a condition that the refraction index n of the cover part 2 is 1.5 or more and less than 1.6 and the formula (2) is satisfied, and a condition that the refraction index n of the cover part 2 is 1.6 or more and the formula (3) is satisfied is satisfied.SELECTED DRAWING: Figure 5

To provide a method that can simplify resolution-optimized control of a lighting module.SOLUTION: The invention provides a method for resolution-optimized control of a lighting module 1 for a motor vehicle light. The lighting module 1 is configured to emit segmented light distribution with individually controllable light segments. The lighting module 1 comprises a deflection unit 4. The deflection unit 4 is used to allow a native resolution of the lighting module 1 to be visually increased by at least temporary beam deflection by means of the deflection unit 4. The control is performed such that, in a first time range (T1), a first low-resolution image (A) is emitted by the lighting module 1. In the first time range (T1), the first low-resolution image (A) is recurrently deflected by means of the deflection unit 4 such that the first low-resolution image (A) is at least partially visually superimposed on itself in the first time range (T1).SELECTED DRAWING: Figure 1

The invention provides a reading lamp and a vehicle. The reading lamp comprises a lamp shell assembly, a display screen assembly and a reading lamp circuit board. The lamp shell assembly is provided with an inner cavity. The display screen assembly is arranged in the inner cavity and comprises a display screen; the reading lamp circuit board is arranged in the inner cavity and connected to the display screen. The reading lamp can present various lighting effects.