Roof Prism
Roof prisms are suitable for applications that demand both right angle deflection and image erection. Therefore, it is often used in terrestrial telescopes, imaging systems, viewing systems and rangefinders.

Material: BK7 Grade A optical glass, UV grade fused silica etc.

Dimension Tolerance:    +0.0/-0.2mm

Surface Accuracy:         λ/4@632.8nm

Surface Quality: 20/10

Clear Aperture: >90%

Angle Tolerance: <10 arc seconds

Roof Angle Tolerance:  <5 arc seconds

Bevel:                           0.2mm×45°

Coating:                       user-defined