Products
Pyramids & truncated pyramids
ARD-Optics manufactures pyramids and truncated pyramids from sapphire, quartz glass, and other optical materials to the customer's specifications, with a high degree of plane-parallelism of the ends, high surface flatness, and surface quality.
We also manufacture lightguides in the form of pyramids and truncated pyramids for medical applications.
Pyramids & Truncated Pyramids — Specifications
| Sapphire | Quartz glass & other optical materials | |
|---|---|---|
| Length of the base | 5-200 mm | 5-200 mm |
| Height of pyramid | 5-250 mm | 5-250 mm |
| Flatness | Up to λ/10 | Up to λ/10 |
| Thickness tolerance | +/− 0.02 mm | +/− 0.02 mm |
| Ends parallelism | Up to 0.5 arc min. | Up to 0.5 arc min. |
| Angle | 0-100° +/− 0.1° | 0-100° +/− 0.1° |
| Surface quality S/D MIL-13830 | 40/20 | 20/10 |
| Ends perpendicularity to axis | 90° +/− 30 min | 90° +/− 30 min |
| Chamfer | 0.1 mm | 0.1 mm |