... 120mm 3) Material: optical acrylic 4) Suitable for LCD Projector and Epidiascope Specification:Size: 163*107mm Thickness: 2mm Material: ... for stage lighting, hot water heater, solar furnace, LCD projector, computer screen magnifier, virtual reality game flightsimulator, computer simulation ... are ISO9001, CE, Factory Audit certified.3) Our R&D center has powerful research ability,OEM orders are available ...