A lens, a light source module and a lighting device are provided. The lens includes a lens body and at least two positioning columns. An inner end of the positioning column is connected with the lens body, and an outer end is a free end. A direction from the outer end to the inner end of the positioning column is a first direction. The positioning column includes at least three positioning segments which are sequentially distributed in the first direction. A plane perpendicular to an axis of the positioning segment is a projection plane, and a projection of the positioning segment on the projection plane is a first projection, an area enclosed by an outer contour line of the first projection is a first area, and the first areas of at least three positioning segments are sequentially increased in the first direction.

A lamp (1) includes: a light source; a substrate (50) on which the light source is disposed; a housing (10) in which the substrate (50) is disposed; an electric cable (20) connected to the substrate (50), the electric cable (20) extending outward from the housing (10); and a thermally conductive sheet (40) having elasticity, the thermally conductive sheet (40) being sandwiched by a region in which the light source is disposed on the substrate (50) and the housing (10), in which the housing (10) has a recess (16) as a storage space in which the electric cable (20) is housed, at a position overlapping part of the substrate (50) out of the region in which the light source is disposed.

Disclosed are various embodiments for a multi-panel lighting device. The multi-panel lighting device may include a primary light-emitting panel having a primary power supply and a base, and at least one auxiliary light-emitting panel coupled and detachably attached to the primary light-emitting panel. The at least one auxiliary light-emitting panel may include an auxiliary power supply such that the at least one auxiliary light-emitting panel can operate in conjunction with and/or independent of the primary light-emitting panel.

Example embodiments relate to light emitting devices with adaptable glare classes. One embodiment includes a light emitting device. The light emitting device includes a carrier. The light emitting device also includes a plurality of light sources disposed on the carrier. Additionally, the light emitting device includes a lens plate disposed on the carrier. The lens plate includes a flat portion and a plurality of lenses covering the plurality of light sources. Further, the light emitting device includes a light shielding structure that includes a plurality of reflective barriers, each including a base surface disposed on the flat portion, a top edge at a height above the base surface, and a first reflective sloping surface connecting the base surface and the top edge. The first reflective sloping surface is configured for reflecting light rays emitted through one or more associated first lenses of the plurality of lenses.

Example embodiments relate to light emitting devices with adaptable glare classes. One embodiment includes a light emitting device. The light emitting device includes a carrier. The light emitting device also includes a plurality of light sources disposed on the carrier. Additionally, the light emitting device includes a lens plate disposed on the carrier. The lens plate includes a flat portion and a plurality of lenses covering the plurality of light sources. Further, the light emitting device includes a light shielding structure that includes a plurality of reflective barriers, each including a base surface disposed on the flat portion, a top edge at a height above the base surface, and a first reflective sloping surface connecting the base surface and the top edge. The first reflective sloping surface is configured for reflecting light rays emitted through one or more associated first lenses of the plurality of lenses.

An electronic display panel having a generally rectangular shape with rounded corners, a thickness of less than 1.5 mm, a longer dimension of at least 100 mm, a support substrate, a rigid heat-conductive substrate, a transparent or translucent area, a two-dimensional array of at least 1,000,000 digitally addressable solid-state light emitting devices arranged in rows and columns and each having a size from 1 μm to 300 μm, and a grid of connecting members defining a plurality of grid connection nodes and an area-distributed plurality of openings configured for providing a partial view through the panel. The support substrate may incorporate a thin layer of an optically transmissive material having a substantially uniform thickness and a Young's modulus of at least 1 GPa. At least some of the solid-state light emitting devices may be arranged into light emitting clusters and directly or indirectly mounted to a plurality of support pads. The solid-state light emitting devices within the clusters may be configured for emitting light in different colors such as blue, red, and green.

A cover for an exterior aircraft light includes a lens cover structure, attachable to an exterior aircraft light housing and configured to close the exterior aircraft light housing, wherein the lens cover structure has an inside and an outside and is at least partially made of transparent material; and a wear indicator, attached to the inside of the lens cover structure, the wear indicator having a contrasted pattern visible from the outside of the lens cover structure through the transparent material.

A portable device for generating and providing electricity is disclosed. The device includes one or more flat solar panels; one or more batteries arranged to be changed with electric power from the one or more flat solar panels; one or more lights arranged to be powered from the one or more batteries; one or more electric connectors arranged to receive electric power form the one or more batteries and to connect to combined power/data connections on portable electronic devices; and an expandable and collapsible housing holding the solar panels, batteries, and lights, and arranged to form a hollow inner volume when expanded and a flat panel when contracted.

A lighting assembly includes a heat sink including a pad surface, and an LED mounted on the pad surface. An optical device is optically coupled to the LED, and a support structure is provided for connecting the optical device to the heat sink. The support structure includes fixation spacers to connect the supporting structure to the heat sink, and both the LED and the fixation spacers contact the pad surface on a common plane.

A modular LED light for explosive areas includes a housing module including a central power supply module, at least one LED module receiving element, and an LED power supply interface arranged in the LED module receiving element such that the LED power supply interface is in the housing module. At least one LED module is configured to be detachably attached to the housing module. The LED power supply interface supplies electrical power to the at least one LED module when the at least one LED module is attached to the housing module in a usage positon.