Display device

Details Display device Display device

1996-02-20

1998-05-12

Font, Frank G.

Optical: systems and elements

Compound lens system

Telescope

359473, 359630, G02B 2300

Patent

active

057514763

ABSTRACT:
A display device to be worn by the user on his or her head comprising a pair of left and right image display members which are arranged on a frame to be put on a head of a user in a manner enabling them to be moved in a direction toward or away from each other; a pair of left and right lens members on the frame which show virtual images of the images displayed by the image display members to the user, the light axes of which being made substantially parallel to each other at a position on a light path extending from the left image display member to the left eye of the user and at a position on a light path extending from the right image display member to the right eye of the user, in a manner enabling them to be moved in a direction toward or away from each other; and a link mechanism member for variably adjusting the distance in the horizontal direction between the lens members so to adjust the distance in the horizontal direction between the image display members linked with the adjustment of the distance between the lens members.

REFERENCES:
patent: 5124840 (1992-06-01), Trumbull et al.
patent: 5347400 (1994-09-01), Hunter
patent: 5446585 (1995-08-01), Morley et al.
patent: 5535053 (1996-07-01), Baril et al.

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