Roof prisms are often used in imaging systems. Commonly used are roof right-angle prisms, roof pentagonal prisms, roof rhombus prisms and Schmidt prisms.
| Material | BK7 or upon request |
| Dimension Tolerance | +0/-0.1mm |
| Clear Aperture | ˃90% |
| Angular Accuracy | <10″ |
| Roof Angle Accuracy | <5″ |
| Surface Accuracy | <λ/10@632.8nm |
| Surface Quality | 60/40，40/20，20/10 |
| Coating | AR/BBAR |
| Paint | GT-7 or upon request |
