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Biconvex lenses are primarily used to converge light from a point source or to transmit images to other optical systems. Biconvex lenses are suitable for use in many applications.
| Specification | Value |
|---|---|
| Material | K9, optical glass, UV quartz, fluorine |
| Focal Length (f) | ±2%@587.6nm |
| Dimensional Tolerances | -0.02~0.1mm |
| Center Thickness Tolerance | ±0.02~0.1mm |
| Centering (arcmin) | 30"~3' |
| Power | 1~5 |
| Irregularity | 0.2~0.5 |
| Surface Quality | 60-40 40-20 |
| Clear Aperture | >90% |
| Coating | AR coating |
| Conventional Model | Conventional Model |
| Diameter (mm) | Focal Length (mm) | Back Focal Length (mm) | Center Thickness (mm) | Edge Thickness (mm) | Radius of Curvature (mm) |
|---|---|---|---|---|---|
| 6.0 | 10.0 | 9.2 | 2.4 | 1.5 | 9.9 |
| 6.0 | 12.0 | 11.2 | 2.3 | 1.5 | 12.0 |
| 9.0 | 20.0 | 19.0 | 2.8 | 1.8 | 20.1 |
| 12.7 | 15.0 | 13.4 | 4.7 | 1.8 | 14.6 |
| 12.7 | 25.0 | 23.8 | 3.4 | 1.8 | 25.2 |
| 12.7 | 30.0 | 28.9 | 3.1 | 1.8 | 30.4 |
| 12.7 | 50.0 | 49.1 | 2.6 | 1.8 | 51.1 |
| 25.4 | 25.4 | 22.2 | 9.0 | 1.8 | 24.5 |
| 25.4 | 40.0 | 37.9 | 6.1 | 2.0 | 40.1 |
| 50.8 | 150.0 | 147.6 | 7.2 | 3.0 | 153.3 |
