4 mm, 1/1.8", 4 MP, M12-mount Starlight Low-Light Lens. 4 mm 1/1.8" 4.0 megapixel M12 board lens, F1.6, TTL 24 mm, for bullet and dome security cameras. At a glance: focal length 4.0mm; format 1/1.8"; resolution 4.0 Megapixel; aperture F1.6 Fixed iris; mount M12 x 0.5 ( S-mount ).
| Model | LS-S18BF0416IR-4M |
|---|---|
| Resolution | 4.0 Megapixel |
| Format | 1/1.8" |
| Focal length | 4.0mm |
| Aperture | F1.6 Fixed iris |
| Angle of view (1/1.8", DxHxV) | 125 x 107.3 x 59.1 deg |
| M.O.D. | 0.5m |
| Distortion | 45.7% |
| CRA | <16.4° |
| Back focal length (optical) | 4.79mm (in air) |
| Mechanical back focal length | 4.57mm (in air) |
| Optical total length | 24.8mm |
| Size | dia. 14 x 19.97mm |
| Mount | M12 x 0.5 ( S-mount ) |
| Weight | 5.8g |
| IR correction | Yes (day & night) |
| Shipping weight (estimated) | 0.11 kg |