Half-Penta Prism

Half-penta prism is used to deviate an input beam by specified angle without image inversion and reversal.

Material H-K9L,H-BaK7
Dimension 3-150mm
Dimensional Tolerance ±0.03mm
Beam Deviation 45/48°
Angle Tolerance ±3′
Coating AR film, HR film and black paints are optional.
Beam Deviation Tolerance 6′
Surface Flatness λ/4(Φ60)
Surface Quality 40-20/20-10