Display apparatus and device

Details Display apparatus and device Display apparatus and device

2011-08-16

2011-08-16

Dang, Hung (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Combined

C385S031000, C359S015000, C359S016000

Reexamination Certificate

active

07997723

ABSTRACT:
A near-eye display related apparatus and device is disclosed. The apparatus includes a housing configured to receive an optical engine, and a light guiding plate attached to the housing and configured to receive light representing an image from the optical engine, the light guiding plate includes a first diffractive grating adapted to incouple the light into the light guiding plate, and a second diffractive grating adapted to outcouple the light from the light guiding plate such that the light is received by an eye of a user wearing the apparatus. The light guiding plate has a contact surface portion configured to optically couple the light guiding plate to a transparent plate, The contact surface portion being adapted to be in physical contact with the transparent plate.

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