Rhomboid prisms displace the incident beam without angular deviation or orientation change in the image.they will displace the optical center line without inverting the image.

 

Specifications
Material:.BK7 Grade A Optical Glass
Dimension Tolerance: +0.0, -0.1mm
Clear Aperture: . >85%
SurfaceQuality:60/40    

Flatness: .λ/4@632.8nm
Deviation: .±3 arc mins
Coating : AR coating(A & B),HR coating(C)