Patent ID: 11927759
Assignee: MAGIC LEAP, INC.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 6:
7. A method of operating an optical channel comprising: directing light through an entrance pupil of an optical channel body wherein the optical channel body is configured such that a first distance at the entrance pupil between a front surface and a back surface of the optical channel body is different from a second distance at the exit pupil between the front surface and the back surface, wherein the front and back surfaces of the optical channel are configured to form a continuous wedge defining an angle a that quantifies an amount of non-parallelism between them, wherein a wedge overlay is located adjacent to the front surface of the optical channel body opposite the entrance pupil, and wherein at least some of the light entering the optical channel body via the entrance pupil is reflected from a front overlay surface of the wedge overlay back into the optical channel body towards the back surface of the optical channel body.