| Material | BK7 Grade Aoptical glass |
| Dimension Tolerance | ±0.2mm |
| Clear Aperture | >90% |
| Flatness | λ/4@632.8nm |
| Beam Deviation | <3 arc minutes |
| Surface Quality | 60/40 |
| Coating | Partial reflectance on hypotenuse face AR coating on all entrances |
| T/R | 50/50±5%, T=(Ts+Tp)/2, R=(Rs+Rp)/2 |
| Damage Threshold | >500mJ/cm2, 20ns, 20Hz, @1064nm |
| Part No. | Material | Dimension(mm) | Thickness (mm) | T/R | Wavelength(nm) | Polarization |
| BSC0505-450-650 | BK7 | 5*5 | 5 | 50:50±5% | 450-650 | Avg |
| BSC1010-450-650 | BK7 | 10*10 | 10 | 50:50±5% | 450-650 | Avg |
| BSC1212-450-650 | BK7 | 12.7*12.7 | 12.7 | 50:50±5% | 450-650 | Avg |
| BSC1515-450-650 | BK7 | 15*15 | 15 | 50:50±5% | 450-650 | Avg |
| BSC2020-450-650 | BK7 | 20*20 | 20 | 50:50±5% | 450-650 | Avg |
| BSC2525-450-650 | BK7 | 25.4*25.4 | 25.4 | 50:50±5% | 450-650 | Avg |
| BSC0505-650-900 | BK7 | 5*5 | 5 | 50:50±5% | 650-900 | Avg |
| BSC1010-650-900 | BK7 | 10*10 | 10 | 50:50±5% | 650-900 | Avg |
| BSC1212-650-900 | BK7 | 12.7*12.7 | 12.7 | 50:50±5% | 650-900 | Avg |
| BSC1515-650-900 | BK7 | 15*15 | 15 | 50:50±5% | 650-900 | Avg |
| BSC2020-650-900 | BK7 | 20*20 | 20 | 50:50±5% | 650-900 | Avg |
| BSC2525-650-900 | BK7 | 25.4*25.4 | 25.4 | 50:50±5% | 650-900 | Avg |
| BSC0505-900-1200 | BK7 | 5*5 | 5 | 50:50±5% | 900-1200 | Avg |
| BSC1010-900-1200 | BK7 | 10*10 | 10 | 50:50±5% | 900-1200 | Avg |
| BSC1212-900-1200 | BK7 | 12.7*12.7 | 12.7 | 50:50±5% | 900-1200 | Avg |
| BSC1515-900-1200 | BK7 | 15*15 | 15 | 50:50±5% | 900-1200 | Avg |
| BSC2020-900-1200 | BK7 | 20*20 | 20 | 50:50±5% | 900-1200 | Avg |
| BSC2525-900-1200 | BK7 | 25.4*25.4 | 25.4 | 50:50±5% | 900-1200 | Avg |
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