1)BK7 Right-Angle Prisms Specification: Material:BK7 glass. Dimension Tolerance:+0.0,-0.2mm Clear Aperture:>80% Flatness:λ/2 @632.8 nm Surface Quality:60-40 scratch and dig Bevel:0.2 mm To 0.5mm 2) UV Fused Silica Right-Angle Prisms Specification: Material:UV fused silica Dimension Tolerance:+0.0,-0.2 mm Clear Aperture:>80% Flatness:λ/2 @632.8 nm Surface Quality:60-40 scratch and dig Bevel:0.2 mm to 0.5 mm 3)Dove Prisms Specification: Material:BK7 grade A optical glass Dimension Tolerance:+0.0,-0.2 mm Clear Aperture:>80% Angle Tolerance:? arc min Flatness:λ/2 @ 632.8 nm Surface Quality:60-40 scratch and dig Bevel:0.2 mm to 0.5 mm 90 癉eflection 180?Deflection 4)Roof Prisms Specification: Material:BK7 Grade A optical glass Dimension Tolerance:+0.0, -0.2 mm Clear Aperture:>80% Roof Angle Tolerance:?3 arc minutes Flatness:λ/2 @ 632.8 nm Surface Quality:60-40 scratch and dig Bevel:0.2 mm to 0.5 mm 5)Corner Cube Retroreflectors Specification: Material:BK7 Grande A Optical glass Dimension Tolerance:+0.0, -0.2mm Clear Aperture:>80% Deviation:?80 ? arc sec Flatness:λ/4 @632.8nm on other surface λ/10 @632.8nm on other surface Surface Quality:60-40 scratch and dig Wavefront Distortion:λ/2 @632.8 Bevel:0.2 mm to 0.5mm 6)Anamorphic Prisms Specifications: Material:SF11 grade A fine annealed optical glass Dimension Tolerance: +0.0,-0.15mm Clear aperture:>80% of the central area Surface quality:60/40 scratch and dig Flatness:λ/8 @830nm θ=29?27'?0' Coating:MgF2 single layer on perpendicular surface