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Plano-Concave Cylindrical Lenses
Optola offers wide range of Plano-Concave Cylindrical Lenses.
Other sizes and focal length are available upon request as well as the lens ring mounts.`
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You can specify desired parameters during checkout.
| Material | BK7 or UV fused silica |
| Focal Length Tolerance | ±2% @589nm |
| Centration | ≤3′ |
| Diameter Tolerance | +0/-0.1mm |
| Clear Aperture | ≥ central 90% of diameter |
| Center Thickness and Tolerance | 2.5±0.1mm |
| Edge Thickness | Nominal Value |
| Surface Quality | 40/20 |
| Surface Accuracy
(over the clear aperture) |
≤ λ/2 irregularity in Y axis at 632.8 nm
≤ λ/4/cm irregularity in X axis at 632.8 nm |
| Chamfers | 0-0.8mm face width×45°±15° |
