A projection lamp and a lamp holder include a housing defining a projection port, a lampshade covered on the projection port of the housing, and a projection lamp assembly. Light is emitted from the projection port. The projection lamp assembly includes at least two light sources and a first corrugated sheet. Patterns are provided on the first corrugated sheet. The at least two light sources are configured to emit the light. The light passes through the first corrugated sheet and the lampshade to emit out. Projection brightness of the at least two light sources is great and the first corrugated sheet is replaceable. A projected image is replaced by replacing a pattern-changing gear in tan inserting groove. Light strips are arranged on an outer wall of the projection lamp to create a visual atmosphere effect.

The present disclosure provides a light homogenizing film, a backlight module and a display device. The light homogenizing film includes a substrate film layer on which a plurality of light homogenizing structures are arranged in an array. The light homogenizing structure includes: a first recess in a regular pyramid shape positioned on a light incident surface of the substrate film layer, and a second recess in a regular pyramid shape positioned on a light emitting surface of the substrate film layer. On a plane where a main body of the substrate film layer is located, an orthographic projection of the second recess completely covers an orthographic projection of the first recess, and the orthographic projections of the first and second recesses are regular polygons which have overlapped centers, the same number of sides and the same orientation.

A wireless lighting device for vehicle accessories includes a signal transmitter and an encapsulated light board. The light board includes a unitary baseplate, a backlight module, a power module, and a top cover. The backlight module including a circuit board, light emitting elements, a transceiver, and a control module configured to turn the light emitting elements on and off according to the detected signal. The power module including a battery and a conductive strip configured to electrically connect the battery to the circuit board. The top cover configured to be irreversibly sealed to the baseplate with a customizable light permeable region covering the light elements. The transmitter configured to be installed on a door or a frame of a vehicle, and the light board configured to be installed in a vehicle accessory. The wireless lighting device having at least a ten year operational life without replacement of the batteries therein.

A wall wash recessed light fixture has an enclosure, an aperture, an LED module, a tubular reflector, a lens, a trim element and a diffuser. The lens is disposed at an opening of the tubular reflector, has a concave surface facing the LED module and a convex surface facing the aperture, and has a principal axis aligned at an oblique angle Θ.sub.1 relative to an optical axis of the LED module. An internal kicker reflector is offset from the optical axis of the LED module toward a second end of the light fixture, and is substantially parallel to a height axis (Z) and lateral axis (X) and faces a center axis of the aperture and. The trim element is disposed below the collimator assembly and at least partially in the opening of the ceiling. A first diffuser covers a first trim opening and is aligned at an oblique angle relative to the longitudinal axis (X).

A vehicle rearview mirror assembly is provided, including: a casing including a first shell body and a mounting board having an attachment portion with an aperture; a mirror attached to the mounting board and including a light-penetrable patterned portion spatially corresponding to the aperture; a light emitting module mounted to the attachment portion and including a second shell body, a light guide and a light source, the second shell body including an insertion slot therethrough, the light source being inserted through the insertion slot and engaged within the second shell body, and a binding member securing the light emitting module to the second shell body and sealing the insertion slot.

A vehicle rearview mirror assembly is provided, including: a casing including a first shell body and a mounting board having an attachment portion with an aperture; a mirror attached to the mounting board and including a light-penetrable patterned portion spatially corresponding to the aperture; a light emitting module mounted to the attachment portion and including a second shell body, a light guide and a light source, the second shell body including an insertion slot therethrough, the light source being inserted through the insertion slot and engaged within the second shell body, and a binding member securing the light emitting module to the second shell body and sealing the insertion slot.

Lighting unit with a container body (10) made by means of extrusion, a series of first light sources (21; 221) and a series of second light sources (22; 222), arranged on at least one printed circuit board (20; 220a, 220b); a power supply (50,51) supplying power to the light sources (21, 22; 221, 222); diffusion optics (30) for diffusion of the light emitted by the first light sources (21; 221); and concentrating and/or directing optics (40) for concentrating and/or directing the light emitted by the second sources (22; 222).

It is an object of the invention to provide an improved LED filament lamp (10), the LED filament lamp (10) comprising: a transparent envelope (11) provided with a transparent optical structure (12); at least one LED filament (14) enclosed by the transparent envelope (11); wherein the transparent optical structure (12) comprises a plurality of individually spaced prismatic grooves (17) and/or ridges that are at least partly aligned along a projection of the at least one LED filament (14) on the transparent envelope (11); wherein each prismatic groove (17) and/or ridge of the plurality of individually spaced prismatic grooves (17) and/or ridges comprises a refractive facet (171) oriented at a wedge angle (172) between 5 and 50 degrees with a tangent of the envelope (11) at the location of the respective prismatic groove (17) and/or ridge.

The present disclosure discloses a projection lamp for projecting a nebula and a starry sky comprising a housing, a light source assembly, a laser assembly, a rotating assembly, a control board, a base seat, and a power source port. The light source assembly and the laser assembly are disposed in the housing and penetrate through the housing, and the rotating assembly and the control board are disposed in the housing. The rotating assembly is configured to drive a rotating optical sheet and a diffraction sheet to rotate. The light source assembly comprises a light source board, a light reflecting cup, a fixed optical sheet, the rotating optical sheet, and a lens assembly. The light source board, the light reflecting cup, the fixed optical sheet, the rotating optical sheet, and the lens assembly are successively disposed along a path in which light rays emitted by the light source board move.

The present disclosure discloses a light bulb and a crystal lamp. The light bulb includes a light emitting module and a light-transmitting cover; the light emitting module includes a mounting column and a plurality of LED lamp beads, the mounting column includes a circumferential surface and a top surface, and the plurality of LED lamp beads are arranged at least on the circumferential surface; the light-transmitting cover is arranged to cover a periphery of the light emitting module and distributes light for the plurality of LED lamp beads, the light-transmitting cover includes a plurality of micro-lens units, and each of the plurality of micro-lens units has a light incident surface and a light exit surface, and is in a configuration of converging light from the light incident surface to the light exit surface.