Appeal No. 96-3577
Application 08/419,064
a binocular optical system for projecting an enlarged virtual image of
said displayed video at a distance from the user that is less than
infinity, said optical system including a right-eye optical centerline
path and a left-eye optical centerline path having at least one optical
element in each of said paths wherein said right-eye and left-eye
optical centerline paths are angled in towards said virtual image.
Independent claim 48 is representative of a second embodiment of the invention
and reproduced as follows:
48. A head mounted display and computer system comprising:
a keyboard housing a computer that generates video output signals
representing video information;
a support to be worn on a user's head;
a display mounted on said support and in communication with said
keyboard for displaying video information;
a binocular optical system mounted on said support for projecting an
enlarged image of said displayed video at a distance from the user in
the central field of view of each of the user's eyes such that said
image blocks the user's view in said central field, said optical system
and support maintaining the lower portion of the peripheral view of
each of the user's eyes free from obstruction to allow the user to view
said keyboard by shifting his vision from said projected image of said
video information downward;
said keyboard housing including a mounting surface for said support
with display and optical system when said head mounted display is
not in use.
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