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AL22--Fused Silica Double-Convex Lenses
| Material: | UV Grade Fused Silica |  |
| Design Wavelength: | 587.6nm; n=1.45848 | |
| Diameter Tolerance: | +0.0/-0.1mm | |
| Center Thickness Tolerance: | +0.2mm | |
| Focal Length Tolerance: | +2% | |
| Centering Tolerance: | 3 arc minutes | |
| Surface Quality: | 60-40 scratch-dig | |
| Clear Aperture: | >90% | |
| Surface Irregularity: | λ/4 @632.8nm | |
| Bevel: | 0.2mmX45o | |
| Coatings: | without coating |
| (mm) | ||||||
| Catalog No. | Dia. | EFL | BFL | R1=-R2 | Tc | Te |
| AL22-004-004 | 4.0 | 4.0 | 2.806 | 3.12 | 2.96 | 1.5 |
| AL22-006-006 | 6.3 | 6.3 | 4.886 | 5.13 | 3.67 | 1.5 |
| AL22-006-016 | 6.3 | 16.0 | 5.419 | 14.4 | 1.63 | 1.0 |
| AL22-010-010 | 10.0 | 10.0 | 8.184 | 8.34 | 4.83 | 1.5 |
| AL22-012-012 | 12.7 | 12.7 | 10.31 | 10.54 | 6.26 | 2.0 |
| AL22-012-015 | 12.7 | 15.0 | 13.039 | 12.86 | 5.36 | 2.0 |
| AL22-025-025 | 25.4 | 25.4 | 21.597 | 21.55 | 10.28 | 2.0 |
| AL22-025-030 | 25.4 | 30.0 | 26.898 | 26.09 | 8.6 | 2.0 |