Marshall Electronics VS-M550-5 Varifocal Lens CS, CS-Mount lens with automatic iris@+L, Successor model of the VS-M550-4 lens, Opening angle (horizontal): 56° - 6, Focal length: 5.0 mm - 50.0 mm, Megapixel Rating: 3 MP, F-Stop: F1.4, Aperture control: DC Auto (connected to camera via 4-pin connector)
