A spatial light modulator (SLM) is disclosed that increases speed and efficiency of an SLM through the use of a perforated hinge. The hinge may take many forms, but generally includes an elongated body having holes therein along its longitudinal direction. One or more electrodes are charged with a predetermined...http://www.google.ca/patents/US7355781?utm_source=gb-gplus-sharePatent US7355781 - Spatial light modulator with perforated hinge
