Compact lens for high intensity light source

摘要

The present invention relates to a compact optic lens for a high intensity light source having improved output beam characteristics. The compact optic lens provides increased light output without increasing device cost or device size to enable coverage of many beam angles.

主权项

1. A light-emitting system comprising:
an LED light source; and a lens comprising at least:
an input region configured to redirect light rays emitted by said LED light source;a reflection region configured to reflect by total internal reflection at least a portion of light rays redirected by said input region;a prismatic region comprising a plurality of prisms and configured to reflect by two successive total internal reflections at least a portion of light rays being reflected by said reflection region; and an output region configured to emit from said light-emitting system at least a portion of light rays being reflected by said prismatic region.