08004765 is referenced by 180 patents and cites 20 patents.

The invention provides an optical device, including a light-transmitting substrate, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces carried by the substrate, characterized in that the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate.

Title
Light guide optical device
Application Number
12/287948
Publication Number
8004765 (B2)
Application Date
October 14, 2008
Publication Date
August 23, 2011
Inventor
Yaakov Amitai
Rehovot
IL
Assignee
Lumus
IL
IPC
G02B 27/10
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