Plano-concave lenses are useful for a wide range of applications. These lenses are manufactured from UV transmitting Fused Silica & BK7A. The lenses are supplied uncoated. Anti-reflection coatings are available. Please contact the Lambda’s sales team for more coating information.
| Material: | UV Fused Silica or Bk7A |
| Surface Flatness: | < λ / 10 @ 633 nm |
| Surface Quality: | <10/5 (both sides) |
| Centration Error: | < 3 arc min |
| Radius of Curvature Tolerance: | < ± 0.5% |
| Diameter Tolerance: | < + 0.00 / – 0.20 mm |
| Thickness Tolerance: | < ± 0.25 mm |
| Clear Aperture: | > 85% of diameter |
Plano Concave Lens – BK7A & UV Grade Fused Silica (PCC)
| Diameter | 0.5" dia", 0.75" dia, 1.0" dia, 1.5" dia, 2.0" dia |
|---|---|
| Material | UV Grade Fused Silica, BK7 Grade A |
| Radius | 050 mm, 075 mm, 100 mm, 150 mm, 200 mm, 250 mm, 300 mm, 400 mm, 500 mm, 750 mm, 1000 mm, 2000 mm, 3000 mm, 4000 mm, 5000 mm, 7500 mm, 10000 mm |
Plano Concave Mirror Blanks (PCCM) 
