Abstract:
The present invention relates to a lens for an illuminating device, comprising two oppositely arranged sub-lenses, wherein the sub-lenses respectively have two surfaces facing away from each other, wherein at least one surface is configured as a wavy-like surface structure, and the two sub-lenses are capable of moving relatively between a first relative position and a second relative position, such that parallel beam from a light source of the illuminating device produce parallel beam at the first relative position after entering through one of sub-lens and exiting through the other sub-lens, while producing non-parallel beam at the second relative position after entering through one sub-lens and exiting through the other sub-lens.In addition, the present invention further relates to an illuminating device.
Abstract:
The present invention relates to a lens (100) comprising a base (1) and a plurality of sub-lenses (2) formed on the base (1), each of the sub-lenses (2) being connected to all the sub-lenses (2) adjacent thereto, characterized in that each of the sub-lenses (2) has a random boundary contour so that light spots each having a random boundary contour are generated after light passes through each of the sub-lenses (2), and the light spots are at least partially overlapped and/or connected with one another so as to obtain uniform light distribution. Further, the present invention relates to a method of manufacturing the above type of lens and an illuminating device having the above type of lens.
Abstract:
The present invention discloses an LED light emitting device and a luminaire. The LED light emitting device comprises an LED light emitting assembly (220) and a circuit board (210), the LED light emitting assembly comprises a head dissipation pad (2243) and an electric conductive pad (2241, 2242) at the side facing the circuit board, and the circuit board comprises a heat conduction layer (211) and an electric conductive wire (212, 213), characterized in that it further comprises a thermal diffusion member (230) located between the LED light emitting assembly (220) and the circuit board (210), and the thermal diffusion member comprises: an electrical connection part (231, 232) connecting the electric conductive pad (2241, 2242) and the electric conductive wire (212, 213); and a thermal diffusion part (233) connecting the heat dissipation pad (2243) and the heat conduction layer (211), wherein, the thermal diffusion part (233) comprises a larger area and/or thickness than the heat dissipation pad (2243). The present invention adds a thermal diffusion member between the LED light emitting assembly and the circuit board and thus can greatly reduce thermal resistance.
Abstract:
The present invention relates to a lens (1) for illuminating device that comprises a light-emitting assembly, wherein the lens (1) comprises a plurality of light incident surfaces (2) and a light emergent surface (3), wherein the light incident surfaces (2) are curved towards the light emergent surface (3), respectively, to form accommodating cavities for respectively accommodating a light-emitting element of the light-emitting assemblies, and the light emergent surface (3) is configured to be a flat surface. In addition, the present invention further relates to an illuminating device having such lens.
Abstract:
Various embodiments may relate to an optical unit for a light-emitting structure, a light-emitting structure, and a light box comprising the light-emitting structure. The optical unit includes a body and a light-blocking structure, wherein the body includes at least one reflective surface, wherein the light-blocking structure includes a first light-blocking structure and a second light-blocking structure, wherein the first light-blocking structure is formed in one piece with the body, and the second light-blocking structure is arranged in the first light-blocking structure, wherein the first light-blocking structure is arranged to at least partially surround the reflective surface, to block the light leaks from the reflective surface by the second light-blocking structure.
Abstract:
Rotationally-symmetric lens (100) for an illumination (LED) device, said lens having an exit scattering-surface (2) and an incident surface (1) configured as a spline and comprising a central portion that is recessed towards the exit surface and a circumferential portion that protrudes in a direction away from the exit surface and encompasses the central recessed portion.
Abstract:
The present invention relates to an optical unit for a light-emitting structure, a light-emitting structure, and a light box comprising the light-emitting structure. The optical unit comprises a body and a light-blocking structure, wherein the body comprises at least one reflective surface, wherein the light-blocking structure comprises a first light-blocking structure and a second light-blocking structure, wherein the first light-blocking structure is formed in one piece with the body, and the second light-blocking structure is arranged in the first light-blocking structure, wherein the first light-blocking structure is arranged to at least partially surround the reflective surface, to block the light leaks from the reflective surface by the second light-blocking structure.
Abstract:
The present invention relates to a lens, a lens array and an illuminating device. The lens comprises a first surface and a second surface, wherein the first surface comprises: light incident surfaces, from which light enters the lens; and a total reflection surface, on which a part of light entering the lens is totally reflected, the second surface comprises a light emergent surface, wherein the light incident surfaces comprise a plurality of three-dimensional surfaces assigned to different light sources, a part of light from one light source enters the lens from one three-dimensional surface assigned to the one light source, and the other part enters the lens from one three-dimensional surface that is not assigned to the one light source. The lens has a compact structure and can uniformly mix colors.
Abstract:
The present invention relates to a lighting device, comprising: an electronic device housing (1); an electrical connecting part (2) mounted at one side of the electronic device housing (1); a heat sink (3) mounted at the other side of the electronic device housing (1); and multiple light sources (4) arranged on the heat sink (3), characterized in that, the heat sink (3) is made of transparent material and forms at least a part of a light emergent surface for the light from the light sources (4).
Abstract:
The present invention relates to a lens array (100), characterized by comprising a first lens unit (10) and a second lens unit (20), wherein the first lens unit (10) comprises a first substrate (11) and at least one first lens body (12) arranged on the first substrate (11), and the second lens unit (20) comprises a second substrate (21) and at least one second lens body (22) arranged on the second substrate (21), and wherein the first substrate (11) and the second substrate (21) are removably nested together. In addition, the present invention further relates to an illuminating device comprising such lens array.