US Patent 10591739 Near-eye-display with rapid spherical image scanning

A near-eye display that employs rapid spherical image scanning using liquid crystal retarder with concentric imaging and optical elements comprising a display with spherically curved concave image surface topped with a first polarizer; a spherically curved liquid crystal retarder composite reflector having a see-thru mirror topped at the concave side with electronically controlled liquid crystal retarder strips; a see-thru spherically curved mirror-polarizer composite with a mirror at the convex side and a second polarizer at the concave side; a frame to support, protect the device, and mount the device to the head.