We manufacture and supply optical beamsplitter cube.
Specification of our beamsplitter as follow:
*Material BK7 glass or UV grade fused silica
*Dimension Tolerances +/-0.1mm
*Angle Tolerance +/-3’or 30”
*Clear Aperture 90%
*Surface Quality:60/40 or 20/10
*Surface Flatness:λ/8 or λ/4 @633nm
*Chamfer 0.3+/-0.1mm
*Coating Optional