The VSC58-20M is a small opening camera on a long reaching cable for use with the FLIR VS70 Videoscope. This camera can wirelessly communicate with the VS70 when in use with the FLIR VST videoscope transmitter. The camera is 5.8mm which enables the camera to fit in small openings less than 10mm in size. It has a 56Degree field of view and is mounted on a 20 meter cable. The VSC58-20M's focal length is 20 to 60mm for shallower fields of view..