64‐2: Functionality Enhancement for e‐Privacy Display

Electrically switchable privacy laptop displays have been commercialised by multiple manufacturers, creating demands for extended functionality and other applications. Enhanced privacy display optical component stacks are presented including (i) a diffractive liquid crystal directional control retarder with share mode luminance >10% and privacy mode security factor >1; (ii) cost reduced retarder stack architectures for automotive cabin displays and point‐of‐sale terminals; and (iii) a patterned switchable retarder for off‐axis display branding.