Concave Mirror Substrate / TCBS
Coatings on all concave mirror substrate models are available. Pre-coated aluminum concave mirrors are available. These substrates are mainly used as the primary mirror in a reflecting telescope or as reflection mirror of a collimating optical system light-source.
Large selection from outer size to radius of curvature is available on our website and in our catalog.Contact our Sales Division for your choice of coating specifications.
Common Specifications
| Material | BK7 |  |
|---|---|---|
| Spherical Accuracy | λ/2 | |
| Radius Tolerance | ±2% | |
| Coating | Substrates: Uncoated Mirrors with Protective layer: Al+MgF2 Mirrors without Protective layer: Al |
|
| Clear Aperture | 85% of the diameter | |
| Surface Quality (Scratch-Dig) | Substrates: 20 - 10 With coating: 40 - 20 |
|
| Rear Surface | Ground |
| Schematic | Outline Drawing |
|---|---|
 |
 |
| Product Name | Diameter | Part Number | Material |
|---|---|---|---|
| Concave Mirror Substrate | φ10mm | TCBS-10C | BK7 |
| φ15 - φ20mm | TCBS-15C - TCBS-20C | BK7 | |
| φ25 - φ30mm | TCBS-25C - TCBS-30C | BK7 | |
| φ40 - φ50mm | TCBS-40C - TCBS-50C | BK7 |
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