Plate Beamsplitter, Wide Variety Of Splitting Ratios Over 400-1200nm
Overview: Plate Beamsplitters consist of a thin, flat glass plate that has been coated on the first surface to split incident light by a specified ratio that is independent of the light's wavelength or polarization state, while the back surface AR coated in order to improve efficiency and minimize ghosting and interference effects.Plate beamsplitters are often designed for a 45° AOI. General Specifications of Plate Beamsplitter: Material | BK7, UV Fused Silica | Dimension Tolerance | +0/-0.2mm | Thickeness Tolerance | ±0.2mm | Clear Aperture | >90% | Flatness | λ/4@632.8nm | Parallelism | <1 arc minutes | Surface Quality | 60/40 Scratch and Dig | Coating | Partial reflecting Coating on front surface AR coating on back surface | T/R | ±5%, T=(Ts+Tp)/2, R=(Rs+Rp)/2 | Damage Threshold | >1J/cm2, 20ns, 20Hz, @1064nm |  Standard Products of Cube Beamsplitter: Part No. | Material | Dimension (mm) | Thickness (mm) | T/R (%) | Wavelength (nm) | Polarization | AOI (°) | BSP12-T20-400-700 | N-BK7 | 12.7 | 3 | 20/80 | 400-700 | Avg. | 45 | BSP25-T20-400-700 | N-BK7 | 25.4 | 3 | 20/80 | 400-700 | Avg. | 45 | BSP50-T20-400-700 | N-BK7 | 50.8 | 3 | 20/80 | 400-700 | Avg. | 45 | BSP12-T30-400-700 | N-BK7 | 12.7 | 3 | 30/70 | 400-700 | Avg. | 45 | BSP25-T30-400-700 | N-BK7 | 25.4 | 3 | 30/70 | 400-700 | Avg. | 45 | BSP50-T30-400-700 | N-BK7 | 50.8 | 3 | 30/70 | 400-700 | Avg. | 45 | BSP12-T40-400-700 | N-BK7 | 12.7 | 3 | 40/60 | 400-700 | Avg. | 45 | BSP25-T40-400-700 | N-BK7 | 25.4 | 3 | 40/60 | 400-700 | Avg. | 45 | BSP50-T40-400-700 | N-BK7 | 50.8 | 3 | 40/60 | 400-700 | Avg. | 45 | BSP12-T50-400-700 | N-BK7 | 12.7 | 3 | 50/50 | 400-700 | Avg. | 45 | BSP25-T50-400-700 | N-BK7 | 25.4 | 3 | 50/50 | 400-700 | Avg. | 45 | BSP50-T50-400-700 | N-BK7 | 50.8 | 3 | 50/50 | 400-700 | Avg. | 45 | BSP1212-T50-400-700 | N-BK7 | 12.7x12.7 | 3 | 50/50 | 400-700 | Avg. | 45 | BSP2525-T50-400-700 | N-BK7 | 25.4x25.4 | 3 | 50/50 | 400-700 | Avg. | 45 | BSP5050-T50-400-700 | N-BK7 | 50.8x50.8 | 3 | 50/50 | 400-700 | Avg. | 45 | BSP12-T60-400-700 | N-BK7 | 12.7 | 3 | 60/40 | 400-700 | Avg. | 45 | BSP25-T60-400-700 | N-BK7 | 25.4 | 3 | 60/40 | 400-700 | Avg. | 45 | BSP50-T60-400-700 | N-BK7 | 50.8 | 3 | 60/40 | 400-700 | Avg. | 45 | BSP12-T70-400-700 | N-BK7 | 12.7 | 3 | 70/30 | 400-700 | Avg. | 45 | BSP25-T70-400-700 | N-BK7 | 25.4 | 3 | 70/30 | 400-700 | Avg. | 45 | BSP50-T70-400-700 | N-BK7 | 50.8 | 3 | 70/30 | 400-700 | Avg. | 45 | BSP12-T80-400-700 | N-BK7 | 12.7 | 3 | 80/20 | 400-700 | Avg. | 45 | BSP25-T80-400-700 | N-BK7 | 25.4 | 3 | 80/20 | 400-700 | Avg. | 45 | BSP50-T80-400-700 | N-BK7 | 50.8 | 3 | 80/20 | 400-700 | Avg. | 45 | BSP12-T20-650-900 | N-BK7 | 12.7 | 3 | 20/80 | 650-900 | Avg. | 45 | BSP25-T20-650-900 | N-BK7 | 25.4 | 3 | 20/80 | 650-900 | Avg. | 45 | BSP50-T20-650-900 | N-BK7 | 50.8 | 3 | 20/80 | 650-900 | Avg. | 45 | BSP12-T30-650-900 | N-BK7 | 12.7 | 3 | 30/70 | 650-900 | Avg. | 45 | BSP25-T30-650-900 | N-BK7 | 25.4 | 3 | 30/70 | 650-900 | Avg. | 45 | BSP50-T30-650-900 | N-BK7 | 50.8 | 3 | 30/70 | 650-900 | Avg. | 45 | BSP12-T40-650-900 | N-BK7 | 12.7 | 3 | 40/60 | 650-900 | Avg. | 45 | BSP25-T40-650-900 | N-BK7 | 25.4 | 3 | 40/60 | 650-900 | Avg. | 45 | BSP50-T40-650-900 | N-BK7 | 50.8 | 3 | 40/60 | 650-900 | Avg. | 45 | BSP12-T50-650-900 | N-BK7 | 12.7 | 3 | 50/50 | 650-900 | Avg. | 45 | BSP25-T50-650-900 | N-BK7 | 25.4 | 3 | 50/50 | 650-900 | Avg. | 45 | BSP50-T50-650-900 | N-BK7 | 50.8 | 3 | 50/50 | 650-900 | Avg. | 45 | BSP1212-T50-650-900 | N-BK7 | 12.7x12.7 | 3 | 50/50 | 650-900 | Avg. | 45 | BSP2525-T50-650-900 | N-BK7 | 25.4x25.4 | 3 | 50/50 | 650-900 | Avg. | 45 | BSP5050-T50-650-900 | N-BK7 | 50.8x50.8 | 3 | 50/50 | 650-900 | Avg. | 45 | BSP12-T60-650-900 | N-BK7 | 12.7 | 3 | 60/40 | 650-900 | Avg. | 45 | BSP25-T60-650-900 | N-BK7 | 25.4 | 3 | 60/40 | 650-900 | Avg. | 45 | BSP50-T60-650-900 | N-BK7 | 50.8 | 3 | 60/40 | 650-900 | Avg. | 45 | BSP12-T70-650-900 | N-BK7 | 12.7 | 3 | 70/30 | 650-900 | Avg. | 45 | BSP25-T70-650-900 | N-BK7 | 25.4 | 3 | 70/30 | 650-900 | Avg. | 45 | BSP50-T70-650-900 | N-BK7 | 50.8 | 3 | 70/30 | 650-900 | Avg. | 45 | BSP12-T80-650-900 | N-BK7 | 12.7 | 3 | 80/20 | 650-900 | Avg. | 45 | BSP25-T80-650-900 | N-BK7 | 25.4 | 3 | 80/20 | 650-900 | Avg. | 45 | BSP50-T80-650-900 | N-BK7 | 50.8 | 3 | 80/20 | 650-900 | Avg. | 45 | BSP12-T20-900-1200 | N-BK7 | 12.7 | 3 | 20/80 | 900-1200 | Avg. | 45 | BSP25-T20-900-1200 | N-BK7 | 25.4 | 3 | 20/80 | 900-1200 | Avg. | 45 | BSP50-T20-900-1200 | N-BK7 | 50.8 | 3 | 20/80 | 900-1200 | Avg. | 45 | BSP12-T30-900-1200 | N-BK7 | 12.7 | 3 | 30/70 | 900-1200 | Avg. | 45 | BSP25-T30-900-1200 | N-BK7 | 25.4 | 3 | 30/70 | 900-1200 | Avg. | 45 | BSP50-T30-900-1200 | N-BK7 | 50.8 | 3 | 30/70 | 900-1200 | Avg. | 45 | BSP12-T40-900-1200 | N-BK7 | 12.7 | 3 | 40/60 | 900-1200 | Avg. | 45 | BSP25-T40-900-1200 | N-BK7 | 25.4 | 3 | 40/60 | 900-1200 | Avg. | 45 | BSP50-T40-900-1200 | N-BK7 | 50.8 | 3 | 40/60 | 900-1200 | Avg. | 45 | BSP12-T50-900-1200 | N-BK7 | 12.7 | 3 | 50/50 | 900-1200 | Avg. | 45 | BSP25-T50-900-1200 | N-BK7 | 25.4 | 3 | 50/50 | 900-1200 | Avg. | 45 | BSP50-T50-900-1200 | N-BK7 | 50.8 | 3 | 50/50 | 900-1200 | Avg. | 45 | BSP1212-T50-900-1200 | N-BK7 | 12.7x12.7 | 3 | 50/50 | 900-1200 | Avg. | 45 | BSP2525-T50-900-1200 | N-BK7 | 25.4x25.4 | 3 | 50/50 | 900-1200 | Avg. | 45 | BSP5050-T50-900-1200 | N-BK7 | 50.8x50.8 | 3 | 50/50 | 900-1200 | Avg. | 45 | BSP12-T60-900-1200 | N-BK7 | 12.7 | 3 | 60/40 | 900-1200 | Avg. | 45 | BSP25-T60-900-1200 | N-BK7 | 25.4 | 3 | 60/40 | 900-1200 | Avg. | 45 | BSP50-T60-900-1200 | N-BK7 | 50.8 | 3 | 60/40 | 900-1200 | Avg. | 45 | BSP12-T70-900-1200 | N-BK7 | 12.7 | 3 | 70/30 | 900-1200 | Avg. | 45 | BSP25-T70-900-1200 | N-BK7 | 25.4 | 3 | 70/30 | 900-1200 | Avg. | 45 | BSP50-T70-900-1200 | N-BK7 | 50.8 | 3 | 70/30 | 900-1200 | Avg. | 45 | BSP12-T80-900-1200 | N-BK7 | 12.7 | 3 | 80/20 | 900-1200 | Avg. | 45 | BSP25-T80-900-1200 | N-BK7 | 25.4 | 3 | 80/20 | 900-1200 | Avg. | 45 | BSP50-T80-900-1200 | N-BK7 | 50.8 | 3 | 80/20 | 900-1200 | Avg. | 45 | |