50 mm, F1.2, Flange-mount LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 50 mm; sensor 640×512 17μm; aperture F1.2; mount Flange; distortion 1.5%.
| Model | LS-SLWIR20 |
|---|---|
| Focal length | 50 mm |
| Aperture | F1.2 |
| Sensor | 640×512 17μm |
| Angle of view (deg) | 15.6°(D)×12.42°(H)×9.95°(V) |
| Distortion | 1.5% |
| Relative illumination | 0.91 |
| Focus method | Manual focus |
| Focus range | 3m~∞ |
| Mechanical back focal length | 7.02 mm |
| Mount | Flange |
| Dimensions | dia. 54 x L57 mm |
| Operating temperature | Non-athermalized |
| Weight | <220g |
| Sealing | Front IP 67 |
| Front lens coating | HD |
| Shipping weight (estimated) | 0.41 kg |
Photo shows a representative model of this series; see the specifications for this model.