×

CURVED OPTICAL SEE-THROUGH THIN FREEFORM LIGHTGUIDE WITH LARGE FIELD OF VIEW IN EYEWEAR FORMFACTOR

  • US 20200132919A1
  • Filed: 01/28/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/26/2018
  • Status: Active Grant
First Claim
Patent Images

1. An optical device comprising:

  • a microdisplay configured to emit light of a computer generated image (CGI);

    a lightguide having a curved first surface at a top of the lightguide for receiving the CGI from the microdisplay and a curved second surface for reflecting the CGI through an eye-side third surface to a user eye; and

    a head mountable frame supporting the microdisplay and the lightguide, wherein the microdisplay is positioned at a top of the head mountable frame, and wherein the first curved surface of the lightguide is at a top side of the lightguide.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×