FIELD: physics.
SUBSTANCE: disclosed is a side-emitting light-emitting device (100), having at least one light-emitting diode (101) lying on a substrate (102) and facing a scattering reflector (103, 109) lying at a distance from and extending along the extension of said substrate. The reflector has a plurality of plates (112) which are not directed parallel to the reflecting plates and are distributed in a transmitting carrier (113) such that light incident thereon at any angle of incidence is reflected and scattered.
EFFECT: scattering process on the reflector gives rise to an angular redistribution in the device, which increases the chance of light exiting the device through lateral openings between the reflector and the substrate, while light is essentially prevented from being emitted through the top surface.
8 cl, 1 dwg
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Authors
Dates
2013-05-10—Published
2008-12-05—Filed