13.5 mm, F1.1 LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 13.5 mm; sensor 640×512 12μm; aperture F1.1; mount M22×0.5; distortion 2%.
| Model | LS-SLWIRG1 |
|---|---|
| Focal length | 13.5 mm |
| Aperture | F1.1 |
| Sensor | 640×512 12μm |
| Angle of view (deg) | 40.65°(D)×31.83°(H)×25.63°(V) |
| Distortion | 2% |
| Relative illumination | 0.87 |
| Focus method | Fixed |
| Focus range | 0.5m~∞ |
| Mechanical back focal length | 5.5 mm |
| Mount | M22×0.5 |
| Dimensions | dia. 22 x L20.8 mm |
| Operating temperature | 40℃ to +85℃ |
| Weight | <15g |
| Sealing | Front IP 67 |
| Front lens coating | Diamond-like carbon film |
| Shipping weight (estimated) | 0.12 kg |
Photo shows a representative model of this series; see the specifications for this model.