The present invention features a system for uniformly distributing luminance and a high degree of collimation from a back light module for flat-panel, liquid crystal displays (LCDs) simultaneously. A constant and uniform luminance output of the back light module in two directions is obtained through...http://www.google.fr/patents/USRE43125?utm_source=gb-gplus-shareBrevet USRE43125 - Back light assembly for use with back-to-back flat-panel displays
Back light assembly for use with back-to-back flat-panel displays