�� Specifications:
�� Material: BK7 or SF5
�� Dimension Tolerance: +/-0.2mm
�� Surface Quality: 60-40 scratch and dig
�� Beam Deviation: 3 arc minutes
�� Extinction Ratio: > 100:1
�� Principal Transmittance: Tp >95% and Ts <1%
�� Principal Reflectance: Rs >99% and Rp <5%
�� Coatings: Polarization beamsplitter coating on hypotenuse
�� AR coating on 4 faces