The Hawk spotting scope camera is the next evolution of digiscoping it turns any camera spotting scope into a smart scope in just minutes. Simply slide the hawk over the eyepiece of the spotting scope camera and open the Longshot app on a smartphone or tablet to view the video camera feed and unlock all of the app features (track and number shots save photos review sessions record video and stills). Seeing your shot has never been easier. Fits eyepiece that is between 36mm and 58mm