Max relative Aperture: 1:2.0.
| Make | Rainbow |
|---|---|
| Manufacturer | Rainbow CCTV |
| Model code | L4PCSWI-1/3 |
| Lens Format inches | 1/3 inch |
| Focal Length mm | 4 mm focal length |
| Iris Type | Manual Iris |
| Lens Mount | CS mount |
| F-Stop | 2.0 F-stop |
| Pinhole | Yes |
| Angle (Field) of View o | 63.1x49.1 |
| Physical Specifications | Weight g: 35 |
| Environmental Specifications | Operating Humidity %: -10 ~ +50 |
| Additional info | Max relative Aperture: 1:2.0. |