Smart Glass Smart Glass in China What is it? Smart glass also named as Privacy Glass or Switchable Transparent Glass ( STG ), or switchable smart glass and smart film glass.This is state of the art laminated glass with a PDLC film interlayer between two sheets of glass. It is an intelligent high function glass, which has a special characteristic of changing between clear and opaque by voltage control. When privacy is required the current is switched off and the crystals scatter into a random formation which prevents vision through the glass. (PDLC Film) Material: Two layer PET-ITO conducting film+Middle inside (LCD) Liquid Crystal Membrane. Advantages:  1.High privacy  2.Security in laminated glass 3.Energy saving: Blocks 99% UV light when turned to opaque 4.High transparency with low haze 5.Cost saving instead of installing blinds or curtains 6.Controllable degree of transparency