For digiscoping with Kowa spotting scopes Use this 72mm digital camera adapter ring in conjunction with any of the following Kowa digital camera adapters to complete the connection to a digital camera supporting a 72mm accessoryfilter thread TSN-DA1 digital camera adapter TSN-VA1 digitalvideo camera adapter TSN-DA10 digital camera adapter Not sure what your digital camera requires If youre not sure what size lens mount threading your digital camera will need, Eagle Optics can help Our staff will simplify the process of selecting digiscoping accessories for your Kowa spotting scope. Note You will also need the Kowa DA1-ARZ7 eyepiece extension ring if you plan on digiscoping with either of these arrangements TSE-Z7 zoom eyepiece in the Kowa 82mm spotting scope. TSE-Z9 zoom eyepiece in the 60mm or 66mm Kowa spotting scope.