Direct view display device with array of tapered waveguide on viewer side
Polarizer with an array of tapered waveguides
Optical device comprising a plurality of units having at least two geometrically-differentiated tapered optical waveguides therein
Optical waveguide having two or more refractive indices and method of manufacturing same
Rear pojection screen Patent #: 5889612
AbstractAn avionics display includes a first predefined display area for high priority information and a second predefined display area for normal priority information. A viewing screen is disposed between the avionics display and a design eye point. A first portion of the viewing screen, corresponding to the high priority information, includes metallized tapered waveguides to direct light including the normal priority information at a limited vertical viewing angle and to direct light including the high priority information at an extended vertical viewing angle.