 
        
| Material | BK7 | 
| Dimension Tolerance | ±0.2mm | 
| Surface Quality | 60/40scratch and dig | 
| Clear Aperture | >90% | 
| Transmissted Wavefront Distortion | λ/8@632.8nm per 10mm | 
| Reflected Wavefront Distortion | λ/8@632.8nm per 10mm | 
| Beam Deviation | <3arc minutes | 
| Extinction Ratio | Tp/Ts>1000:1, Rs/Rp>200:1 | 
| Principal Transmittance | Tp>97% | 
| Principal Reflectance | Rs>99.5% | 
| Coating | Polarization beamsplitter coating on hypotenuse face AR coating on all input and output faces | 
| Damage Threshold | >500mJ/cm2, 20ns, 20Hz, @1064nm | 
| Part Number | Material | Dimension (mm) | Thickness (mm) | Tp/Ts | Rs/Rp | Wavelength | 
| PBST1212-633 | BK7 | 12.7*12.7 | 12.7 | >1000:1 | >200:1 | 633 | 
| PBST2525-633 | BK7 | 25.4*25.4 | 25.4 | >1000:1 | >200:1 | 633 | 
| PBST1212-780 | BK7 | 12.7*12.7 | 12.7 | >1000:1 | >200:1 | 780 | 
| PBST2525-780 | BK7 | 25.4*25.4 | 25.4 | >1000:1 | >200:1 | 780 | 
| PBST1212-1064 | BK7 | 12.7*12.7 | 12.7 | >1000:1 | >200:1 | 1064 | 
| PBST2525-1064 | BK7 | 25.4*25.4 | 25.4 | >1000:1 | >200:1 | 1064 |