This discussion explores Diffractive Waveguides in AR smart glasses, emphasizing their impact on visual quality and user experience. It highlights the importance of precision in manufacturing and rigorous quality assurance, which are key foundations for optimizing processes, minimizing errors, and delivering high-performing waveguide displays for immersive augmented reality experiences. As AR becomes more widely used, the intended and expected experiences will become more complex, as the below Commercialization Timeline by Ericsson describes. Currently many smart glasses are offering simple text-based dis-plays in single color. Over the next five years, the user experience is projected to become far more complex.