Fig. 11
From: Design of waveguide with double layer diffractive optical elements for augmented reality displays

The optical setup for simulation. The propagation process involves the source, in-coupling DOE, fold grating and out-coupling DOE.
From: Design of waveguide with double layer diffractive optical elements for augmented reality displays

The optical setup for simulation. The propagation process involves the source, in-coupling DOE, fold grating and out-coupling DOE.