HOLOGRAPHIC WAVEGUIDE LIGHT FIELD DISPLAYS

摘要

A light field display, comprises at least one laser emitter, an optical modulator for modulating light from said laser emitter with video information; a beam focus modulator; an array of beam scanning elements; an electrically controllable beam focus modulator; and at least one at least one waveguide comprising at least one transparent substrate, an input grating and an output grating for extracting light from said waveguide; and an eye tracker.