Share images and videos captured in the lab or field with ease! The Universal Smartphone Optics Adapter is a handy device to connect a smartphone to an optical device in seconds. It fits most smartphones with or without a case. The adapter may be used with microscopes, binoculars and telescopes with an eyepiece diameter of 25–58 mm. Small, portable and lightweight adapter can go virtually anywhere! Digiscoping has never been so easy and fun! Adapter is not compatible with larger phone tablets.