The Opticron 40215 Telephotoadapter allows you to take high magnification photographs and videos through a wide range of Opticron fieldscopes, spottingscopes, and travelscopes. It is designed for use with SLR and CS cameras and is fully compatible with MM4, HR, ES, GS, MM3, IS, and MM2 v2 telescope bodies that feature a metric thread. To connect a DSLR or CS camera to the Photoadapter, an optional T-mount is required.