AZURE Photonics AZURE-8528UV 85mm F2.8 Manual Iris F-Mount (Nikon Mount) Lens, 25mm Image Circle, Ultraviolet Type (200-1000nm)
| Image Format | 25mm |
|---|---|
| Resolution | 65 lp/mm |
| Focal Length | 85mm |
| Back Focus | 43.34mm |
| F/ No. | 2.8 |
| Iris Type | Manual |
| Distortion | <1.45% |
| Lens Effective Diameter (Front) | Φ37.34mm |
| Lens Effective Diameter (Back) | Φ22.03mm |
| Relative Illuminate | 82.34% |
| TTL | 135.17mm |
| Design Wavelength | 250~400nm |
| Mount | F |
| Suitable Distance | 0.4m~∞m |
| Optimum Working Distance | 0.7m |
| Dimention | Φ62 X 82.73mm |
| Operating Temperature | -20~+65°C |
| Lens Construction | 7-7 |
| CRA | 11.2° |
| Filter Thread | M52 X 0.75 |