360-700 nm (AR.15)
| Model | PAC12AR.15 |
|---|---|
| Lens Shape | Plano-Convex |
| Lens Type | Achromatic Doublet |
| Effective Focal Length | 40.0 mm |
| Diameter | 0.49 in. (12.5 mm) |
| Lens Material | N-FK5 & F2 |
| Antireflection Coating | 360-700 nm (AR.15) |
| Surface Quality | 40-20 scratch-dig |
| Clear Aperture | 11.50 mm |
| Surface Flatness | λ/4 |
| Te | 4.30 mm |
| Edge Thickness (Te) Tolerance | Reference |
| Center Thickness (Tc) | 5.5 mm |
| Tc1 | 3.50 mm |
| Tc2 | 2.00 mm |
| Center Thickness (Tc) Tolerance | ± 0.1 mm |
| Focal length tolerance | ±2% |
| BFL | 37.61 mm |
| f/# | 3.2 |
| Design wavelength | 405 nm |
| R | 24.47 mm |
| R2 | 19.17 mm |
| R3 | -50.19 mm |
| Wavelength Range | 360 to 700 nm |
| Chamfers | 0.25 mm x 45° |
