Abstract: A light emitting device includes a side-emitting assembly, a reflecting cup arranged on a side of the side-emitting assembly, and a package for accommodating the side-emitting assembly and the reflecting cup. The side-emitting assembly with a side surface includes a light emitting chip, a wavelength conversion layer coated on the light emitting chip, and a reflecting layer arranged above the wavelength conversion layer. The reflecting cup has an inner surface facing the side surface of the side-emitting assembly. The inner surface of the reflecting cup is a multifocal paraboloid. The multifocal paraboloid includes multistage paraboloids. The corresponding focal points of the multistage paraboloids are symmetrically distributed on the side surface of the side-emitting assembly.

Abstract: A light-emitting device includes a light-emitting structure with a side surface, and a reflective layer covering the side surface. The light-emitting structure has a first light-emitting angle and a second light-emitting angle. The difference between the first light-emitting angle and the second light-emitting angle is larger than 15°.

Abstract: A semiconductor light emitting element includes a transparent substrate and a plurality of light emitting diode (LED) structures. The transparent substrate has a support surface and a second main surface disposed opposite to each other. At least some of the LED structures are disposed on the support surface and form a first main surface where light emitted from with a part of the support surface without the LED structures. Each of the LED structures includes a first electrode and a second electrode. Light emitted from at least one of the LED structures passes through the transparent substrate and emerges from the second main surface. An illumination device includes the semiconductor light emitting element and a supporting base. The semiconductor light emitting element is disposed on the supporting base, and an angle is formed between the semiconductor light emitting element and the supporting base.

Abstract: A light source device including a light emitting diode (LED) chip and a molding lens is provided. The molding lens is directly formed on the LED chip and includes a center of a bottom where the LED chip located at and a light exiting surface formed corresponding to the center. The light exiting surface comprises a concave portion, a first light exiting region surrounding the concave portion and a second light exiting region surrounding the first light exiting region. The first light exiting region connects between the concave portion and the second light exiting region.

Abstract: An optical lens including a first light exit surface, a total internal reflection (TIR) surface, a second light exit surface and a third light exit surface connected in an order, and correspondingly has a first intersection, a second intersection and a third intersection therebetween. A first line between the first intersection and a reference point on an optical axis of the optical lens intersects with the optical axis to form a first angle between 30 degrees to 60 degrees, and a first direction of the reference point pointing toward a point on the TIR surface intersects with a normal of the first light exit surface at the point to form a reflecting angle larger than a critical angle of TIR. A second line between the second intersection and the reference point intersects with the first line to form a second angle between 10 degrees to 30 degrees.

Abstract: An illumination device includes at least one semiconductor light emitting element, a supporting base, and a lamp housing. The semiconductor light emitting element is disposed on the supporting base. The lamp housing is disposed on the supporting base to cover the semiconductor light emitting element, and includes a first illuminating part and a lateral illuminating part surrounding the first illuminating part. A micro-structure is formed on a side of the first illuminating part and facing the semiconductor light emitting element for reflecting the light emitted from the semiconductor light emitting element.

Abstract: An anti-glare light source including a linear light source, at least one sleeve and a light adjusting element is provided. The linear light source is suitable for providing a light. The sleeve covers at least one end of the linear light source. The light adjusting element is disposed between the sleeve and the linear light source, wherein the light adjusting element includes a plurality of prism portions. The prism portions cover a portion of the linear light source and arrange along the extension direction of the linear light source, such that the distribution of the light converges along the extension direction of the linear light source.

Abstract: An illumination device power control module is capable of dynamically adjusting power consumption of a light-emitting diode (LED) illumination device by adjusting the output voltage to different levels to control the power of the light emitting diode illumination device. An alternating current power source terminal is configured to receive an alternating current voltage. A rectifier is configured to convert the alternating current voltage to a rectified voltage.

Abstract: A light source device including a light emitting diode (LED) chip and a molding lens is provided. The molding lens is directly formed on the LED chip and includes a center of a bottom where the LED chip located at and a light exiting surface formed corresponding to the center. The light exiting surface comprises a concave portion, a first light exiting region surrounding the concave portion and a second light exiting region surrounding the first light exiting region. The first light exiting region connects between the concave portion and the second light exiting region.

Abstract: An illumination apparatus includes a light emitting module and a containing base. The light emitting module includes a light guide bar and a light emitting device disposed on an end of the light guide bar. The light emitting device includes a heat dissipating sheet and a light emitting element. The heat dissipating sheet has a first positioning component. The light emitting element is disposed on the heat dissipating sheet for emitting light to the light guide bar. The containing base is used for containing the light emitting module. A second positioning component is formed on a side of the containing base corresponding to the first positioning component. The second positioning component is used for engaging with the first positioning component when the light emitting module is disposed on the containing base, so as to fix a position of the light emitting module relative to the containing base.

Abstract: A light emitting diode (LED) lamp is provided. The LED lamp includes a circuit board, at least one LED, a diffusing cap and a heat sink structure. The LED is disposed on the circuit board for emitting a light. The diffusing cap covers the LED and the circuit board. The diffusing cap includes an outer emitting portion and a lateral emitting portion. The outer emitting portion has a concave. The lateral emitting portion is connected to the outer emitting portion. The concave is used for reflecting part of the light toward a lateral surface of the lateral emitting portion. The heat sink structure is disposed below the circuit board for dissipating a heat generated from the LED and the circuit board.

Abstract: A touch-sensitive display device includes a display, a lens, and a touch-sensitive element. The lens is positioned above the display, where a surface of the lens is divided into a periphery region and a central region, the central region is planar, and the periphery region is non-planar. The touch-sensitive element is disposed between the lens and the display.

Abstract: An illumination device power control module is capable of dynamically adjusting power consumption of a light-emitting diode (LED) illumination device by adjusting the output voltage to different levels to control the power of the light emitting diode illumination device. An alternating current power source terminal is configured to receive an alternating current voltage. A rectifier is configured to convert the alternating current voltage to a rectified voltage.

Abstract: A light guide device is provided. The light guide device includes a light guide plate and a light source. The light guide plate includes an incident plane, a bottom plane and a top plane. The bottom plane includes a reflective plane and an inclined bottom plane, wherein the inclined bottom plane connects the bottom of the incident plane and the reflective plane, and the inclined bottom plane is inclined relative to the reflective plane. The top plane includes an inclined top plane, a light-emitting plane and a connecting plane, wherein the inclined top plane connects the top of the incident plane and the connecting plane, the connecting plane connects the inclined top plane and the light-emitting plane, and the inclined top plane is inclined relative to the connecting surface. Furthermore, the light source is located next to the incident plane.

Abstract: An optical lens including a first light exit surface, a total internal reflection (TIR) surface, a second light exit surface and a third light exit surface connected in an order, and correspondingly has a first intersection, a second intersection and a third intersection therebetween. A first line between the first intersection and a reference point on an optical axis of the optical lens intersects with the optical axis to form a first angle between 30 degrees to 60 degrees, and a first direction of the reference point pointing toward a point on the TIR surface intersects with a normal of the first light exit surface at the point to form a reflecting angle larger than a critical angle of TIR. A second line between the second intersection and the reference point intersects with the first line to form a second angle between 10 degrees to 30 degrees.

Abstract: A light tube includes a tube body, at least one light emitting diode, and a transparent cover. The light emitting diode is assembled with the tube body. The transparent cover is disposed on the tube body to cover the light emitting diode and has a roof portion and two side arm portions. A first microstructure region and a second microstructure region are formed on a surface of the roof portion corresponding to the light emitting diode. The second microstructure region extends from two ends of the first microstructure region. A third microstructure region is formed on a surface of each side arm portion corresponding to the light emitting diode. A microstructure density of the second microstructure region is less than or equal to a microstructure density of the first microstructure region, and is greater than or equal to a microstructure density of the third microstructure region.

Abstract: An illumination device comprising a light guide bar, a light source and a reflective sleeve is provided. The light guide bar comprises a first end surface, a second end surface, and a cylindrical surface. The cylindrical surface is disposed between the first end surface and the second end surface and has a light-emitting surface and a reflective surface. The light source is disposed at the outside of the first end surface of the light guide bar. The reflective sleeve covers the second end surface of the light guide bar and has a reflective cavity, which tapers inward to form a vertex angle. A part of the incident light of the light source is reflected to the light-emitting surface via the reflective surface by the reflective cavity or directly reflected to the light-emitting surface by the reflective cavity.

Abstract: A light source module includes a base, a plurality of light emitting components and a reflecting member. The light emitting components is disposed on the base, and the adjacent light emitting components form a gap therebetween. The reflecting member is disposed on the base and surrounded by the light emitting components. The reflecting member has a reflecting surface facing the light emitting components so as to avoid the light from being blocked by the opposite light emitting component and to redirect the light project via the gap formed between the adjacent light emitting components.