Abstract: A laser projector includes a laser assembly, a beam combination mirror group and a phase delaying component. The laser assembly includes a red laser light emitting region, a blue laser light emitting region and a green laser light emitting region. Red laser light is polarized in a first direction, green laser light is polarized in a second direction, and blue laser light is polarized in a third direction. The beam combination mirror group combines the red laser light, the blue laser light and the green laser light. The phase delaying component is on a light emitting path of at least one of the red laser light, the blue laser light the green laser light, and changes a polarization direction of the at least one of the red laser light, the blue laser light or the green laser light before being output by the beam combination mirror group.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly and a light combination mirror assembly. The laser assembly includes at least a laser, a light emitting surface of the laser has a plurality of light emitting regions, and beams emitted from different ones of the plurality of light emitting regions are in different colors. The light combination mirror assembly includes a plurality of mirrors that are sequentially arranged along an optical transmission path of the laser, with each of the mirrors corresponding to one of the light emitting regions. The light combination mirror assembly is used to converge the beams in different colors emitted from the laser to form a white beam.

Abstract: A laser projector includes a laser assembly, a beam combination mirror group and a phase delaying component. The laser assembly includes a red laser light emitting region, a blue laser light emitting region and a green laser light emitting region. Red laser light is polarized in a first direction, green laser light is polarized in a second direction, and blue laser light is polarized in a third direction. The beam combination mirror group combines the red laser light, the blue laser light and the green laser light. The phase delaying component is on a light emitting path of at least one of the red laser light, the blue laser light the green laser light, and changes a polarization direction of the at least one of the red laser light, the blue laser light or the green laser light before being output by the beam combination mirror group.

Abstract: Provided is a laser projection apparatus. The laser projection apparatus includes a light source assembly, a light-modulating assembly, and a projection lens. The light source assembly includes a base plate, a frame, a plurality of light-emitting chips, a metal ring structure, a metal cover plate, and a light-transmitting layer. The frame is disposed on the base plate, and an accommodating space is defined between the base plate and the frame, and a material of the frame is ceramic. The plurality of light-emitting chips are disposed in the accommodating space and configured to emit laser light. The metal ring structure is configured to be fixed to the frame. An outer edge of the metal cover plate is fixed to one side of the metal ring structure distal from the base plate. An edge of the light-transmitting layer is fixed to an inner edge of the metal cover plate.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly and a light combination mirror assembly. The laser assembly includes at least a laser, a light emitting surface of the laser has a plurality of light emitting regions, and beams emitted from different ones of the plurality of light emitting regions are in different colors. The light combination mirror assembly includes a plurality of mirrors that are sequentially arranged along an optical transmission path of the laser, with each of the mirrors corresponding to one of the light emitting regions. The light combination mirror assembly is used to converge the beams in different colors emitted from the laser to form a white beam.

Abstract: A laser device includes a shell, an upper cover assembly, a plurality of light-emitting assemblies, and a plurality of conductive pins. The shell includes a base plate, a frame body, and a first flange. The first flange is bent relative to the frame body and is fixedly connected to the base plate. The upper cover assembly is fixed to the shell. The plurality of light-emitting assemblies are disposed on the base plate. Any one of the plurality of conductive pins is electrically connected to a light-emitting assembly. The frame body includes a plurality of flanging holes. A depth of any one of the plurality of flanging holes is greater than a thickness of the frame body. A portion of the any one of the plurality of conductive pins is located at an outside of the accommodating space through a corresponding flanging hole.

Abstract: A projector includes a shell, a light source, an optical machine, a projection lens and an auxiliary positioning device. The light source is configured to provide illumination beams. The optical engine is configured to modulate the illumination beams based on received image signals to obtain projection beams. The projection lens is configured to project the projection beams on a projection plane for imaging. The auxiliary positioning device is connected to the shell and is configured to locate a position the projector. The auxiliary positioning device includes a positioning rod which includes a first end and a second end opposite to the first end; the first end of the positioning rod is connected to the shell, and the second end of the positioning rod is configured to abut against a reference object that is at a fixed position relative to the projection plane.

Abstract: Provided is a laser. The laser includes: a base plate, an annular side wall, a plurality of conductive pins, a plurality of light-emitting chips, and a plurality of conductive wires; wherein the side wall and the plurality of light-emitting chips are disposed on the base plate, the side wall surrounds the plurality of light-emitting chips, the plurality of conductive pins are extended through the side wall and are affixed into the side wall, and sides, distal from the base plate, of portions of the plurality of conductive pins surrounded by the side wall include planar regions, wherein the planar region of each of the plurality of conductive pins is connected to the light-emitting chip via the conductive wire.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly and a light combination mirror assembly. The laser assembly includes at least a laser, a light emitting surface of the laser has a plurality of light emitting regions, and beams emitted from different ones of the plurality of light emitting regions are in different colors. The light combination mirror assembly includes a plurality of mirrors that are sequentially arranged along an optical transmission path of the laser, with each of the mirrors corresponding to one of the light emitting regions. The light combination mirror assembly is used to converge the beams in different colors emitted from the laser to form a white beam.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly, where the laser assembly includes a laser and a circuit board, the laser includes a substrate and a light emitting chip arranged on the substrate, a lateral surface of the substrate is provided with a plurality of pins extending outwards therefrom, the circuit board is arranged on a side where the pins extend, and the circuit board is electrically connected to the pins. The laser light source of the present application features simple assembling and disassembling, reliable performance and relatively low cost.

Abstract: Embodiments of the present application provide a laser light source and a laser projection device. The laser light source includes a laser assembly, where the laser assembly includes a laser and a circuit board, the laser includes a substrate and a light emitting chip arranged on the substrate, a lateral surface of the substrate is provided with a plurality of pins extending outwards therefrom, the circuit board is arranged on a side where the pins extend, and the circuit board is electrically connected to the pins. The laser light source of the present application features simple assembling and disassembling, reliable performance and relatively low cost.

Abstract: A laser device is provided. The laser device includes a case, a plurality of light-emitting assemblies, an upper cover assembly and a stress-offsetting structure. The case includes a bottom plate and a frame body. The frame body is disposed on the bottom plate, and is enclosed on the bottom plate to form an accommodating space with an opening. The plurality of light-emitting assemblies is located in the accommodating space and are disposed on the bottom plate. The upper cover assembly is fixed to the case and covers the opening. The stress-offsetting structure is disposed in the frame body and/or in the upper cover assembly, and is configured to be contracted in a squeezing direction when the stress-offsetting structure is squeezed.

Abstract: A laser projector includes a laser assembly, a beam combination mirror group and a phase delaying component. The laser assembly includes a red laser light emitting region, a blue laser light emitting region and a green laser light emitting region. Red laser light is polarized in a first direction, green laser light is polarized in a second direction, and blue laser light is polarized in a third direction. The beam combination mirror group combines the red laser light, the blue laser light and the green laser light. The phase delaying component is on a light emitting path of at least one of the red laser light, the blue laser light the green laser light, and changes a polarization direction of the at least one of the red laser light, the blue laser light or the green laser light before being output by the beam combination mirror group.

Abstract: A laser projector includes a laser assembly, a beam combination mirror group and a phase delaying component. The laser assembly includes a red laser light emitting region, a blue laser light emitting region and a green laser light emitting region. Red laser light is polarized in a first direction, green laser light is polarized in a second direction, and blue laser light is polarized in a third direction. The beam combination mirror group combines the red laser light, the blue laser light and the green laser light. The phase delaying component is on a light emitting path of at least one of the red laser light, the blue laser light the green laser light, and changes a polarization direction of the at least one of the red laser light, the blue laser light or the green laser light before being output by the beam combination mirror group.

Abstract: An laser projection apparatus includes: a laser projection apparatus housing, a laser source system disposed in the apparatus housing, and the laser source system including a first laser outlet, an optical engine disposed in the apparatus housing, and the optical engine including a second laser inlet and a third laser outlet, and the second laser inlet being connected to the first laser outlet; a lens system disposed in the apparatus housing, and one end of the lens system extending to the third laser outlet; and at least one circuit board. The lens system and the optical engine are disposed along a first direction of the apparatus housing to divide space in the apparatus housing into a first region and a second region.

Abstract: A laser source includes a laser source housing, a laser array and a beam path assembly. The laser source housing includes an accommodating opening and a beam outlet. The laser array is disposed in the accommodating opening. The laser array is configured to emit laser beams into the laser source housing. A laser-exit surface of the laser array includes a plurality of laser-exit regions. The plurality of laser-exit regions are configured to emit laser beams of multiple colors. The beam path assembly is disposed inside the laser source housing. The beam path assembly is configured to combine the laser beams of the multiple colors emitted by the laser array, and make the combined laser beams exit toward the beam outlet.

Abstract: A projector includes a shell, a light source, an optical machine, a projection lens and an auxiliary positioning device. The light source is configured to provide illumination beams. The optical engine is configured to modulate the illumination beams based on received image signals to obtain projection beams. The projection lens is configured to project the projection beams on a projection plane for imaging. The auxiliary positioning device is connected to the shell and is configured to locate a position the projector. The auxiliary positioning device includes a positioning rod which includes a first end and a second end opposite to the first end; the first end of the positioning rod is connected to the shell, and the second end of the positioning rod is configured to abut against a reference object that is at a fixed position relative to the projection plane.

Abstract: A laser module includes an encapsulating support, at least one laser, a sealing gasket, and a pressing plate. Each laser includes a supporting plate and a laser body that is fixed to the supporting plate. The supporting plate is fixed on the encapsulating support, and a surface of an end of the laser body away from the supporting plate is a light exit end face. The sealing gasket is located on a surface of the supporting plate close to the light exit end face, and the sealing gasket has a first opening at a position corresponding to the laser body. A pressing plate is located on a surface of the sealing gasket away from the supporting plate; the pressing plate is fixedly connected to the encapsulating support, and the pressing plate has a second opening at a position corresponding to the first opening.

Abstract: The present disclosure describes embodiments of a laser projection apparatus. The laser projection apparatus includes: an apparatus housing, a laser source system disposed in the apparatus housing, and the laser source system including a first laser outlet; an optical engine disposed in the apparatus housing, and the optical engine including a second laser inlet and a third laser outlet, and the second laser inlet being connected to the first laser outlet; a lens system disposed in the apparatus housing, and one end of the lens system extending to the third laser outlet; and at least one circuit board. The lens system and the optical engine are disposed along a first direction of the apparatus housing to divide space in the apparatus housing into a first region and a second region. The first region is at a first side of the lens system and the optical engine, and the laser source system is in the first region.

Abstract: A laser projector includes a laser assembly, a beam combination mirror group and a phase delaying component. The laser assembly includes a red laser light emitting region, a blue laser light emitting region and a green laser light emitting region. Red laser light is polarized in a first direction, green laser light is polarized in a second direction, and blue laser light is polarized in a third direction. The beam combination mirror group combines the red laser light, the blue laser light and the green laser light. The phase delaying component is on a light emitting path of at least one of the red laser light, the blue laser light the green laser light, and changes a polarization direction of the at least one of the red laser light, the blue laser light or the green laser light before being output by the beam combination mirror group.