How Lumus puts a digital image in clear glass

Three illustrated cards explain how Lumus uses tiny mirrors to guide projector light through clear glass, and how coated plates become a reflective light guide.

Video published: Sep 18, 2026

In this video

Video transcript

0:00 · A digital image over a real view

ISRAELI OPTICS A display you can see through. Real scene Digital image Lumus layers a digital image over your view of the real world.

0:12 · Tiny mirrors steer projector light

INSIDE THE GLASS Tiny mirrors steer the image. Projector Light guide Eye A projector sends light into the glass. Mirrors direct part of it toward your eye.

0:25 · Coat, bond and slice the glass

MAKING THE LIGHT GUIDE The mirrors start as coatings. Coat Bond Slice Coated plates are bonded and sliced. Each piece is then polished, shaped and tested.

Article

Lumus Adds Crystal-Optech to Manufacture AR Glasses Waveguides in China