A light emitting device includes a base, light sources, wall portions, and a half mirror. The base has a light reflecting surface and has a first side on which the light reflecting surface is provided. The light sources are mounted on the first side of the base. Each of the wall portions surrounds each of the plurality of light sources. The half mirror is to reflect a part of incident light and to transmit another part of the incident light. The half mirror is disposed opposite to the base such that the light sources are provided between the half mirror and the base.

An LED illumination apparatus includes a substrate, a light source disposed on a top side of the substrate, a cover unit configured to cover the light source, and a reflector configured to extend from inside the cover unit towards the upper substrate, such that light generated by the light source illuminates an area below a bottom side of the substrate.

A solid-state linear lamp comprises a co-extruded component, the co-extruded component comprising an elongate lens and a layer of photoluminescent material. The elongate lens is for shaping light emitted from the lamp and comprises an elongate interior cavity. The layer of a photoluminescent material is located on an interior wall of the elongate interior cavity. The lamp further comprises an array of solid-state light emitters configured to emit light into the elongate interior cavity.

A solid-state linear lamp comprises a co-extruded component, the co-extruded component comprising an elongate lens and a layer of photoluminescent material. The elongate lens is for shaping light emitted from the lamp and comprises an elongate interior cavity. The layer of a photoluminescent material is located on an interior wall of the elongate interior cavity. The lamp further comprises an array of solid-state light emitters configured to emit light into the elongate interior cavity.

A device for providing light including: a housing; an array of a plurality of LED lights mounted to the housing, wherein, when active, each LED emits a highest intensity beam of light along a primary axis and emits a lower intensity beam of light along a secondary axis; a lens mounted to the housing, the lens including an optic element corresponding to each of the plurality of LED lights, each optic element intersected by the primary axis of the corresponding LED light; and a translucent edge-light diffusing layer located between two or more of the plurality of LED lights, the edge diffusing layer is not intersected by the primary axis and is intersected by the secondary axis of the LED lights.

An LED illumination apparatus includes a substrate, a light source disposed on the substrate, a cover unit covering the light source, and a reflector extending from the inside of the cover unit to the upper surface of the substrate, such that light generated by the light source illuminates an area below a bottom surface of the substrate.

There is provided a lighting device (100) comprising a first tubular body (120), a second tubular body (130) within the first tubular body (120), and a support structure within the first tubular body (120). The support structure supports a plurality of Solid State Lighting (SSL) elements (160) on a support surface, said SSL elements being arranged to emit light under a range of angles including a first range. The support structure is fixed within the first tubular body (120) by the first tubular body (120) and the second tubular body (130). The support structure comprises a tube receiving member (156) extending from the support surface, said tube receiving member engaging with the second tubular body (130).

A light emitting device (100) includes a phosphor application printed wiring board (30) in which a phosphor layer (36) is provided on a substrate surface, a first light emitting unit (20A) provided in the phosphor application printed wiring board (30) and outputting light having a peak wavelength in a wavelength region of visible light, a second light emitting unit (20B) provided in the phosphor application printed wiring board (30) and outputting light having a peak wavelength in a range of 315 nm to 470 nm (that is, near-ultraviolet ray), a photocatalyst unit (160) including a substance (photocatalyst) that undergoes a photocatalytic reaction with light of a second light emitting unit (20B), and a cover member (110) (lamp cover) that covers the phosphor application printed wiring board (30). The phosphor layer (36) is provided separately from the first light emitting unit (20A) and the second light emitting unit (20B).

A light emitting device (100) includes a phosphor application printed wiring board (30) in which a phosphor layer (36) is provided on a substrate surface, a first light emitting unit (20A) provided in the phosphor application printed wiring board (30) and outputting light having a peak wavelength in a wavelength region of visible light, a second light emitting unit (20B) provided in the phosphor application printed wiring board (30) and outputting light having a peak wavelength in a range of 315 nm to 470 nm (that is, near-ultraviolet ray), a photocatalyst unit (160) including a substance (photocatalyst) that undergoes a photocatalytic reaction with light of a second light emitting unit (20B), and a cover member (110) (lamp cover) that covers the phosphor application printed wiring board (30). The phosphor layer (36) is provided separately from the first light emitting unit (20A) and the second light emitting unit (20B).

A flexible LED filament comprises a plurality of light emitting diodes (LEDs) mounted to a flexible substrate configured with a length at least ten times a width and LEDs distributed substantially uniformly along the length. The length of the flexible substrate is disposed along a curved path, and the LED filament looks substantially like an incandescent filament when lit. A polymer coating may be disposed over and around the flexible substrate and the plurality of LEDs and configured to scatter or diffuse light from the plurality of LEDs such that the light-emitting device appears to emit light substantially uniformly along its length, and discrete LEDs cannot be discerned. The polymer coating may further comprise a phosphor operable to convert light emitted by the plurality of LEDs to longer wavelengths.