US Patent No. 10,072,801

COLLIMATION AND HOMOGENIZATION SYSTEM FOR AN LED LUMINAIRE


Patent No. 10,072,801
Issue Date September 11, 2018
Title Collimation And Homogenization System For An Led Luminaire
Inventorship Pavel Jurik, Prostredni Becva (CZ)
Josef Valchar, Prostredni Becva (CZ)
Assignee Robe Lighting s.r.o., Roznov pod Radhostem (CZ)

Claim of US Patent No. 10,072,801

1. An LED luminaire comprising:one or more light-emitting diodes (LEDs) emitting light of a plurality of discrete colors; and
a single element light collimator optically coupled to the one or more LEDs, the collimator comprising:
a light receiving end with a general geometric shape that is the same as the general shape of the cross sectional shape of the LED(s) with straight edges, which transitions into a geometric shape with curved edges rotationally displaced from the cross-sectional shape orientation of the LED die; and
a plurality of at least three sides curved in a cross-section perpendicular to the primary axis of the collimated and mixed light exiting the collimator.