Due to PDLC electrooptical properties, this grating can cause scattering or diffraction of an incident light dependent upon the applied voltage. i.e. it is adjustable by electric field.

• 借助于聚合物分散液晶膜的电光特性，这种栅对入射光的散射或衍射取决于对其施加的电压，即它是电场可调的。