| Material | BK7 Grade A，UVFS |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Clear Aperture | >90% |
| Parallelism | <1 arc minute |
| Surface Quality | 60/40 |
| Flatness | <λ/4@633nm per 25mm |
| Chamfer | Protected<0.5mmx45deg |
| T/R | 50/50±5%,for natural light T=(Ts+Tp)/2, R=(Rs+Rp)/2 |
| Coating(AOI=45deg) | S1:Partial reflectance coating S2:AR coating |
| Damage Threshold | >1J/cm2, 20ns, 20Hz, @1064nm |
| Part Number | Material | Diameter (mm) | Thickness (mm) | T/R (%) | Wavelength (nm) | AOI (°) | Polarization |
| BSP12-T20-450-650 | BK7 | 12.7 | 3 | 20:80±5% | 450-650 | 45 | AVG |
| BSP12-T30-450-650 | BK7 | 12.7 | 3 | 30:70±5% | 450-650 | 45 | AVG |
| BSP12-T40-450-650 | BK7 | 12.7 | 3 | 40:60±5% | 450-650 | 45 | AVG |
| BSP12-T50-450-650 | BK7 | 12.7 | 3 | 50:50±5% | 450-650 | 45 | AVG |
| BSP12-T60-450-650 | BK7 | 12.7 | 3 | 60:40±5% | 450-650 | 45 | AVG |
| BSP12-T70-450-650 | BK7 | 12.7 | 3 | 70:30±5% | 450-650 | 45 | AVG |
| BSP12-T80-450-650 | BK7 | 12.7 | 3 | 80:20±5% | 450-650 | 45 | AVG |
| BSP12-T20-650-900 | BK7 | 12.7 | 3 | 20:80±5% | 650-900 | 45 | AVG |
| BSP12-T30-650-900 | BK7 | 12.7 | 3 | 30:70±5% | 650-900 | 45 | AVG |
| BSP12-T40-650-900 | BK7 | 12.7 | 3 | 40:60±5% | 650-900 | 45 | AVG |
| BSP12-T50-650-900 | BK7 | 12.7 | 3 | 50:50±5% | 650-900 | 45 | AVG |
| BSP12-T60-650-900 | BK7 | 12.7 | 3 | 60:40±5% | 650-900 | 45 | AVG |
| BSP12-T70-650-900 | BK7 | 12.7 | 3 | 70:30±5% | 650-900 | 45 | AVG |
| BSP12-T80-650-900 | BK7 | 12.7 | 3 | 80:20±5% | 650-900 | 45 | AVG |
| BSP12-T20-900-1200 | BK7 | 12.7 | 3 | 20:80±5% | 900-1200 | 45 | AVG |
| BSP12-T30-900-1200 | BK7 | 12.7 | 3 | 30:70±5% | 900-1200 | 45 | AVG |
| BSP12-T40-900-1200 | BK7 | 12.7 | 3 | 40:60±5% | 900-1200 | 45 | AVG |
| BSP12-T50-900-1200 | BK7 | 12.7 | 3 | 50:50±5% | 900-1200 | 45 | AVG |
| BSP12-T60-900-1200 | BK7 | 12.7 | 3 | 60:40±5% | 900-1200 | 45 | AVG |
| BSP12-T70-900-1200 | BK7 | 12.7 | 3 | 70:30±5% | 900-1200 | 45 | AVG |
| BSP12-T80-900-1200 | BK7 | 12.7 | 3 | 80:20±5% | 900-1200 | 45 | AVG |
| BSP25-T20-450-650 | BK7 | 25.4 | 3 | 20:80±5% | 450-650 | 45 | AVG |
| BSP25-T30-450-650 | BK7 | 25.4 | 3 | 30:70±5% | 450-650 | 45 | AVG |
| BSP25-T40-450-650 | BK7 | 25.4 | 3 | 40:60±5% | 450-650 | 45 | AVG |
| BSP25-T50-450-650 | BK7 | 25.4 | 3 | 50:50±5% | 450-650 | 45 | AVG |
| BSP25-T60-450-650 | BK7 | 25.4 | 3 | 60:40±5% | 450-650 | 45 | AVG |
| BSP25-T70-450-650 | BK7 | 25.4 | 3 | 70:30±5% | 450-650 | 45 | AVG |
| BSP25-T80-450-650 | BK7 | 25.4 | 3 | 80:20±5% | 450-650 | 45 | AVG |
| BSP25-T20-650-900 | BK7 | 25.4 | 3 | 20:80±5% | 650-900 | 45 | AVG |
| BSP25-T30-650-900 | BK7 | 25.4 | 3 | 30:70±5% | 650-900 | 45 | AVG |
| BSP25-T40-650-900 | BK7 | 25.4 | 3 | 40:60±5% | 650-900 | 45 | AVG |
| BSP25-T50-650-900 | BK7 | 25.4 | 3 | 50:50±5% | 650-900 | 45 | AVG |
| BSP25-T60-650-900 | BK7 | 25.4 | 3 | 60:40±5% | 650-900 | 45 | AVG |
| BSP25-T70-650-900 | BK7 | 25.4 | 3 | 70:30±5% | 650-900 | 45 | AVG |
| BSP25-T80-650-900 | BK7 | 25.4 | 3 | 80:20±5% | 650-900 | 45 | AVG |
| BSP25-T20-900-1200 | BK7 | 25.4 | 3 | 20:80±5% | 900-1200 | 45 | AVG |
| BSP25-T30-900-1200 | BK7 | 25.4 | 3 | 30:70±5% | 900-1200 | 45 | AVG |
| BSP25-T40-900-1200 | BK7 | 25.4 | 3 | 40:60±5% | 900-1200 | 45 | AVG |
| BSP25-T50-900-1200 | BK7 | 25.4 | 3 | 50:50±5% | 900-1200 | 45 | AVG |
| BSP25-T60-900-1200 | BK7 | 25.4 | 3 | 60:40±5% | 900-1200 | 45 | AVG |
| BSP25-T70-900-1200 | BK7 | 25.4 | 3 | 70:30±5% | 900-1200 | 45 | AVG |
| BSP25-T80-900-1200 | BK7 | 25.4 | 3 | 80:20±5% | 900-1200 | 45 | AVG |
| BSP50-T20-450-650 | BK7 | 50.8 | 3 | 20:80±5% | 450-650 | 45 | AVG |
| BSP50-T30-450-650 | BK7 | 50.8 | 3 | 30:70±5% | 450-650 | 45 | AVG |
| BSP50-T40-450-650 | BK7 | 50.8 | 3 | 40:60±5% | 450-650 | 45 | AVG |
| BSP50-T50-450-650 | BK7 | 50.8 | 3 | 50:50±5% | 450-650 | 45 | AVG |
| BSP50-T60-450-650 | BK7 | 50.8 | 3 | 60:40±5% | 450-650 | 45 | AVG |
| BSP50-T70-450-650 | BK7 | 50.8 | 3 | 70:30±5% | 450-650 | 45 | AVG |
| BSP50-T80-450-650 | BK7 | 50.8 | 3 | 80:20±5% | 450-650 | 45 | AVG |
| BSP50-T20-650-900 | BK7 | 50.8 | 3 | 20:80±5% | 650-900 | 45 | AVG |
| BSP50-T30-650-900 | BK7 | 50.8 | 3 | 30:70±5% | 650-900 | 45 | AVG |
| BSP50-T40-650-900 | BK7 | 50.8 | 3 | 40:60±5% | 650-900 | 45 | AVG |
| BSP50-T50-650-900 | BK7 | 50.8 | 3 | 50:50±5% | 650-900 | 45 | AVG |
| BSP50-T60-650-900 | BK7 | 50.8 | 3 | 60:40±5% | 650-900 | 45 | AVG |
| BSP50-T70-650-900 | BK7 | 50.8 | 3 | 70:30±5% | 650-900 | 45 | AVG |
| BSP50-T80-650-900 | BK7 | 50.8 | 3 | 80:20±5% | 650-900 | 45 | AVG |
| BSP50-T20-900-1200 | BK7 | 50.8 | 3 | 20:80±5% | 900-1200 | 45 | AVG |
| BSP50-T30-900-1200 | BK7 | 50.8 | 3 | 30:70±5% | 900-1200 | 45 | AVG |
| BSP50-T40-900-1200 | BK7 | 50.8 | 3 | 40:60±5% | 900-1200 | 45 | AVG |
| BSP50-T50-900-1200 | BK7 | 50.8 | 3 | 50:50±5% | 900-1200 | 45 | AVG |
| BSP50-T60-900-1200 | BK7 | 50.8 | 3 | 60:40±5% | 900-1200 | 45 | AVG |
| BSP50-T70-900-1200 | BK7 | 50.8 | 3 | 70:30±5% | 900-1200 | 45 | AVG |
| BSP50-T80-900-1200 | BK7 | 50.8 | 3 | 80:20±5% | 900-1200 | 45 | AVG |
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