Capture your outdoor adventures effortlessly with the S1 Spotting Scope Adapter. This sturdy adapter uses rare-earth magnets for a secure connection, transforming your phone and scope into a filming duo. It's quick to set up, safeguards your scope's eyepiece, and is compatible with eyepieces 51mm-60mm. Made in the USA, the S1 Adapter comes with a MAGVIEW Phone Plate for instant use.