US Patent No. 9,109,772

OPTICAL ELEMENT FOR A VEHICLE LIGHTING ASSEMBLY


Patent No. 9,109,772
Issue Date August 18, 2015
Title Optical Element For A Vehicle Lighting Assembly
Inventorship David A. Brown, West Bloomfield, MI (US)
Assignee FORD GLOBAL TECHNOLOGIES, LLC, Dearborn, MI (US)

Claim of US Patent No. 9,109,772

1. An optical element for vehicle exterior light distribution, comprising:
a first surface facing a light source and having a first optical design including a light diffusion pattern; and
a second surface facing outwardly from the vehicle and having second optical design, the second optical design including a
wedge design, the wedge design including a first wedge wall and a second wedge wall converging with the first wedge wall,
the second wedge wall extending at an angle to the first wedge wall, wherein at least one of said first and second wedge walls
includes micro-flutes.