4 mm, F1.2 LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 4 mm; sensor 384×288 17μm; aperture F1.2; mount M16×0.5; distortion 35.78%.
| Model | LS-SLWIR68 |
|---|---|
| Focal length | 4 mm |
| Aperture | F1.2 |
| Sensor | 384×288 17μm |
| Angle of view (deg) | 115.4°(D)×93°(H)×69.6°(V) |
| Distortion | 35.78% |
| Relative illumination | 0.83 |
| Focus method | Fixed |
| Focus range | 0.5m~∞ |
| Mechanical back focal length | 7 mm |
| Mount | M16×0.5 |
| Dimensions | dia. 25 x L19 mm |
| Operating temperature | 40℃ to +80℃ |
| Weight | <20g |
| Sealing | Front IP 67 |
| Front lens coating | HD |
| Shipping weight (estimated) | 0.13 kg |
Photo shows a representative model of this series; see the specifications for this model.