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Silicon (Si) Mirrors SKU: 575-6380
Coated silicon substrates are most commonly used as mirrors for CO2 lasers. Its advantages are good durability, thermal stability and relatively low cost. The total reflectors are used as rear reflectors and fold mirrors externally as beam benders in beam delivery systems.
Variant specifications
| Specification | Value |
|---|---|
| Diameter | ø 38.1 mm |
| Thickness | 4 mm |
Shared product specifications
These specifications apply across the Silicon (Si) Mirrors product family.
Specifications
| Material | Silicon (Si) |
| Density, g/cm3 | 2,33 |
| Surface quality | 40-20 scratch & dig (MIL-PRF-13830B) |
| Clear aperture | >80% of diameter |
| Diameter tolerance | +0.0 -0.2 mm |
| Thickness tolerance | ±0.25 mm |
| Surface flatness | λ/4 @ 633 nm |
| Operation wavelength | 10.6 µm |
| Coating | protected gold |
| Reflectivity for unpolarised radiation | > 99% |
Product brochures
Shared documentation for the complete product family.