Specifications
| Surface figure | Lambda/(5 - 10) depending on type and request |
| Diameter mm | 30 - 400 |
| Scratches-Digs | 60 - 40 |
| Focal length, mm | 20 - 10,000 |
| Coating | Cu+SiO2, Au, Al |
| Shape | Type |
| Cylindrical | Axis |
| Toroidal | Axis |
| Parabolic | Axis and off-axis |
| Elliptical | Axis and off-axis |
| Hyperbolic | Axis and off-axis |