Sunday Optics provides many kinds of roof prisms including Schmidt Roof Prism Lehmann Roof Prism Abbe Roof Prism Penta Roof Prism and Combined Roof Prism, etc. Lehamann Prism Material: Optical glass, H-K9L, Quartz Size:5-300mm Angle Tolerance:3' Size Tolerance:+/-0.05mm Coating: AR BBAR Metal
