28.1 mm, F2.8 LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 28.1 mm; sensor 2560×1440 2μm; aperture F2.8; mount M9.5x0.5; distortion 0.91%.
| Model | LS-UNNAMEDINTERNALLISTROW123 |
|---|---|
| Focal length | 28.1 mm |
| Aperture | F2.8 |
| Sensor | 2560×1440 2μm |
| Angle of view (deg) | 10.32(H)x5.84(V) |
| Distortion | 0.91% |
| Relative illumination | 0.66 |
| Focus method | Fixed |
| Mechanical back focal length | 4.5 mm |
| Mount | M9.5x0.5 |
| Dimensions | dia. 14 x L21.33 mm |
| Weight | <15g |
| Sealing | Front IP 67 |
| Front lens coating | Multi-layer coating |
| Shipping weight (estimated) | 0.12 kg |
Photo shows a representative model of this series; see the specifications for this model.