... manufacturers to put into effect. Product Descriptions3D Glasses for ASK Projector Details: Category Item Optics DataContrast Ratio1:1000Reaction Speed120 ... Active Glasses work for many brands of 3D projector such as, Sony, BenQ, Epson, Optoma , Mitsubishi, NEC, Ricoh, Samsung , Vivitek ... , SANYO , Lenovo , Sharp, Canon, Acer, 3M, Christie, EIKI,LG, ASK, even any model of any brand;2.Lens with UV ...