A Compact AR - HUD System Based on 1- D Pupil Expansion Diffractive Waveguide

A one-dimensional pupil expansion diffractive optical waveguide system for AR-HUD is presented, with an expanded pupil size of 80
$mm\times 15$
mm and a field of view of 10 o
$\times 5^{\circ}$
at the wavelength of 532 nm.