Optical path extender for compact imaging display systems
Patent Number: 5,610,765
Date of Patent: Mar. 11, 1997
Inventor: D'nardo Colucci (Durham, N.C.)
Assignee: The University of North Carolina at Chapel Hill, Chapel Hill, N.C.
Appl. No.: 323,848
Filed: Oct. 17, 1994
Int. Cl.: G02B 27/14
U.S. Cl.: 359/633; 359/495; 359/497
10 Claims
Abstract
A compact image display system in which the optical pathway is folded and thereby extended between the image source and the imaging optics of the system. The image display system may be used in place of computer or television screens, and may further be affixed to a frame so that it is wearable by a human user as either a monocular or binocular device.