--Specifications-- [Material] Broadband Beamsplitter Plates 50-50 on B270 [Incident Angle] 45¢X [Surface Quality] 60/40 scratch and dig [Ref Wavelength] 400 ¡ã 700 (nm) [T ave/R ave] 50/50 [Size] Rectangles: 307 ¡Ñ 68 ¡Ñ t1.1 (¡Ó0.2) mm