C-Mount Extension Tube Adapter C-CS Mount Adaptor Spacer Ring Extension Tube for CS-Mount CCTV Security Camera1 2 5 10 15 20 25 30 40 50 100 mm (20mm)

Product Name: C-MOUNT Spacer Ring Adapter C-CS Mount Adaptor Option: 1mm 2mm 5mm 10mm 15mm 20mm 25mm 30mm 40mm 50mm 100mm Description: The distance from the reference surface to the focal point of the C-mount is 17.562 mm, and the focal length of the CS is 12.5 mm. If you are installing a C mount lens to a CS mount camera, you will need a lens converter. This kind of converter is called C-CS ring. Function: The introduction of an extension tube or spacer ring between a camera and a lens decreases the object distance and increases the image distance. Feature 1. This is a "C" to "CS" mount lens black-aluminum adapter for most types of CCTV camera. 2. An adapter Ring attaches between lens and camera and converts a C-Mount Lens for use on a CS-Mount Camera. 3. If you have CS mount on your camera and you have lens with C mount, you need the adapter to put between lens and camera. 4. Compatible with: most types of CS-mount CCTV Security Camera Package included 1pc X C-MOUNT Spacer Ring Adapter C-CS Mount Adaptor