4.3 mm, F1.2 LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 4.3 mm; sensor 256×192 12μm; aperture F1.2; mount M9×0.25; distortion 4.9%.
| Model | LS-SLWIR81 |
|---|---|
| Focal length | 4.3 mm |
| Aperture | F1.2 |
| Sensor | 256×192 12μm |
| Angle of view (deg) | 50.28°(D)×40.22°(H)×30.32°(V) |
| Distortion | 4.9% |
| Relative illumination | 0.82 |
| Focus method | Fixed |
| Focus range | 0.1m~∞ |
| Mechanical back focal length | 2.575 mm |
| Mount | M9×0.25 |
| Dimensions | dia. 9 x L5.3 mm |
| Operating temperature | 40℃ to +80℃ |
| Weight | <1g |
| Sealing | IP 67 |
| Front lens coating | HD |
| Shipping weight (estimated) | 0.10 kg |
Photo shows a representative model of this series; see the specifications for this model.