Celestron NexYZ 3-Axis Universal Smartphone Adapter - C/81055A complete digiscoping solution: NexYZ connects your smartphone to almost any eyepiece NexYZs patented design works with telescopes (with most 1. 25 or 2 eyepieces), spotting scopes, binoculars, monoculars, and microscopes (with the included adapter rings). Works with virtually all smartphone models, including the latest devices from Apple, Samsung, and Google. Features three directional knobs (X , Y , and Z axis) that perfectly align your phones