35 mm, F1, Flange-mount LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 35 mm; sensor 640×512 12μm; aperture F1; mount Flange; distortion 1.5%.
| Model | LS-SLWIRG3 |
|---|---|
| Focal length | 35 mm |
| Aperture | F1 |
| Sensor | 640×512 12μm |
| Angle of view (deg) | 16.1°(D)×12.6°(H)×10.1°(V) |
| Distortion | 1.5% |
| Relative illumination | 0.92 |
| Focus method | Fixed |
| Focus range | 1.5m~∞ |
| Mechanical back focal length | 3.83 mm |
| Mount | Flange |
| Dimensions | dia. 49 x L39.9 mm |
| Operating temperature | 40℃ to +60℃ / Non-athermalized |
| Weight | <110g |
| Sealing | Front IP 67 |
| Front lens coating | DLC |
| Shipping weight (estimated) | 0.25 kg |
Photo shows a representative model of this series; see the specifications for this model.