Transmittance70%, Reflectance30% Glass Telephoto Beam Splitter Glass Plate Prism Teleprompter 1 Piece 30*42*1.1 Mm Transmittance70%, Reflectance30% Glass Telephoto Beam Splitter Glass Plate Prism Teleprompter 1 Piece 30*42*1.1 Mm. Sale price : $12.00 Category : Tools