4 mm, 1/2.5", 3 MP, M12-mount Starlight Low-Light Lens. 4 mm 1/2.5" 3 MP M12 starlight lens with F1.2 aperture, IR correction and an aspherical element for wide-angle, low-light day/night security cameras. At a glance: focal length 4.0 mm; format 1/2.5"; resolution 3.0 MP; aperture F1.2 fixed iris; mount M12.
| Model | LS-SBF-SL0412IR-3M |
|---|---|
| Focal length | 4.0 mm |
| Format | 1/2.5" |
| Resolution | 3.0 MP |
| IR correction | IR |
| Aperture | F1.2 fixed iris |
| Angle of view (1/2.5", DxHxV) | 120 x 90 x 68 deg |
| Angle of view (1/2.7", DxHxV) | 115 x 86 x 63 deg |
| Angle of view (1/2.8", DxHxV) | 112 x 94 x 49 deg |
| M.O.D. | 0.15 m |
| Distortion | 42.8% |
| TTL | 37.19 mm |
| Size | dia. 20 x 32.2 |
| Mount | M12 |
| Weight | 10 g |
| Shipping weight (estimated) | 0.11 kg |
Photo shows a representative model of this series; see the specifications for this model.