Schreder S.a.

Roxane Caprara

Vincent Lang

Paul Smets

Maxime Dietens

Michel Delvaux

Benoît Kerff

Laurent Seronveaux

Benoit Kerff

Example embodiments relate to luminaire assemblies with reduced light pollution. One embodiment includes a luminaire assembly that includes a light source. The luminaire assembly also includes a support for carrying the light source. Additionally, the luminaire assembly includes a protector for protecting the light source from external environmental influences. The protector has an open top for accommodating the support, a bottom facing the light source, and a peripheral wall between the open top and the bottom. The peripheral wall includes a transparent or translucent portion. The light source is configured to send light in use through the portion of the peripheral wall. The protector is provided with a light absorbing surface arranged inside of the protector and facing the light source. The light absorbing surface is configured such that in use part of the light emitted from the light source is absorbed by the light absorbing surface.

Luminaire assembly with reduced light pollution

Example embodiments relate to light emitting devices with adaptable glare classes. One example 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 plurality of lenses disposed on the carrier and covering the plurality of light sources. Each lens of the plurality of lenses includes a lens portion and a base portion surrounding said lens portion. Further, the light emitting device includes a light shielding structure including a plurality of reflective barriers, each having an outer surface and a first reflective inner surface. The outer surface is oriented such that a portion of the light rays emitted by a first light source of the plurality of light sources is transmitted through a first lens of the plurality of lenses and through a first portion of the outer surface.

Light emitting device with adaptable glare class

Example embodiments relate to systems and methods for driving and controlling light sources. One embodiment includes a luminaire system. The luminaire system includes a support that includes a plurality of first light sources and a plurality of second light sources. The luminaire system also includes one or more first optical elements associated with the plurality of first light sources. Further, the luminaire system includes one or more second optical elements associated with the plurality of second light sources. Additionally, the luminaire system includes a drive and control means configured to drive and control the plurality of first light sources according to a first profile and the plurality of second light sources according to a second profile different from the first profile. The first profile defines a first drive output as a function of time and the second profile defines a second drive output as a function of time.

System and method for driving and controlling light sources

Example embodiments relate to light emitter devices with adaptable glare classes. One example 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 mounted on said lens plate. The light shielding structure includes a plurality of closed reflective barrier walls, each having an interior bottom edge disposed on the flat portion, an interior top edge at a height above the flat portion, and a reflective surface connecting the interior bottom edge and the interior top edge and surrounding one or more associated lenses of the plurality of lenses. The height is at least 2 mm.

Example embodiments relate to movable lens luminaires. One example luminaire head includes a first support that includes a plurality of light sources. The luminaire head also includes a second support that includes a plurality of lens elements associated with the plurality of light sources. A lens element of the plurality of lens elements has an internal surface facing a light source of the plurality of light sources and an external surface. Further, the luminaire head includes a moving means configured to move the second support with respect to the first support, such that a position of the plurality of lens elements geometrically projected on a surface of the first support is changed. The lens element has a varying profile seen in a movement direction of the moving means. The lens element includes a prismatic portion, a collimator portion, or a diffusor portion.

Moveable lens luminaire

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 plurality of lenses disposed on the carrier and covering the plurality of light sources. Each lens of the plurality of lenses includes a lens portion and a base portion surrounding the lens portion. Further, the light emitting device includes a light shielding structure that includes a plurality of reflective barriers. Each reflective barrier has an outer surface and a first reflective inner surface. A light transmitting material extends between the outer surface and the first reflective inner surface.

Example embodiments relate to downward illuminating lighting apparatuses and lamp posts that include a light pole module thereof. One example lighting apparatus includes a mounting substrate being arranged in the lighting apparatus at an angle with respect to a vertical direction. The lighting apparatus also includes a plurality of light sources mounted on a lower or vertical surface of the mounting substrate. Additionally, the lighting apparatus includes a plurality of lens elements provided to the mounting substrate such that each of the plurality of light sources is provided with a corresponding lens element. Further, the lighting apparatus includes at least two reflector elements provided to at least two light sources of the plurality of light sources, such that each of the at least two reflector elements has a reflective surface facing the mounting substrate. Each of the at least two reflector elements extends between a first and a second edge.

Downward illuminating lighting apparatus and lamp post comprising a light pole module thereof

Example embodiments relate to luminaire systems with movable modules. One example luminaire system includes a support structure. The luminaire system also includes a plurality of light sources arranged on the support structure. Additionally, the luminaire system includes at least a first and second optical module. The first optical module is provided with at least one first optical element and the second optical module is provided with at least one second optical element. The first and second optical module are configured for being interlocked with respected to each other in a moving direction. Further, the luminaire system includes a moving means configured to move the first optical module relative to the support structure in the moving direction, such that a position of the first and second optical module with respect to the support structure is changed.

Luminaire system with movable modules

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.

A lighting apparatus comprising: a mounting substrate being arranged in the lighting apparatus at an angle below 45&#xb0; with respect to a vertical direction; a plurality of light sources mounted on a lower or vertical surface of the mounting substrate such that at least two light sources are at a different height; a plurality of lens elements provided to the mounting substrate such that each of the light sources is provided with a corresponding lens element; at least two reflector elements provided to the at least two light sources, such that each of the at least two reflector elements has a reflective surface facing the mounting substrate; wherein each of the at least two reflector elements extends between a first edge, located above a corresponding light source as seen in a vertical direction, and a second edge, located below a corresponding light source as seen in a vertical direction.

A luminaire head comprising: a first support comprising a plurality of light sources; a second support comprising a plurality of lens elements associated with the plurality of light sources; a moving means configured to move the second support with respect to the first support, such that the position of the plurality of lens elements geometrically projected on a surface of the first support is changed.

Example embodiments relate to lighting devices with adjustable light distribution. One embodiment includes a lighting device. The lighting device includes a support with a first light source arranged on the support. The lighting device also includes a lens assembly that includes a flexible solid first lens element extending over the first light source. The first lens element includes a lens portion and an edge portion surrounding the lens portion. Further, the lighting device includes a retaining and adjustment means configured to change a shape of the lens portion while the edge portion is retained in a fixed position with respect to the support. The first light source and the first lens element are configured to generate a first light beam. The retaining and adjustment means is configured to adjust the shape of the first light beam.

Lighting device with adjustable light distribution

A lighting apparatus comprising: a support substrate; a plurality of subsets mounted on the support substrate, said plurality of subsets comprising at least a first subset having a plurality of LEDs and a second subset having at least one LED; a corresponding plurality of lens elements mounted such that each subset is covered by a lens element of the plurality of lens elements; wherein LEDs of the plurality of subsets are divided in a plurality of groups; wherein the plurality of groups comprises at least, a first group of LEDs comprising at least one LED of the first subset and at least one LED of the second subset, and a second group of LEDs comprising at least one LED of at least the first subset; a drive and control means configured to drive selectively the plurality of groups of LEDs wherein LEDs of the same group are driven simultaneously.

Growing community of inventors

Neupre, Belgium

Roxane Caprara