Capture still images and videos of celestial and terrestrial objects with virtually any smartphone through almost any optic's eyepiece with the Fraser Optics Universal Smartphone Digiscoping Adapter. Ideal for telescopes, binoculars, spotting scopes, monoculars, microscopes, and any other type of optic with an eyepieces, the design allows it to be used on most oculars with outside diameters between 25 and 48mm. The rigid frame is made of sturdy and lightweight and durable aluminum and plastic with non-slip padding on clamping points to secure it to your eyepiece and mount your smartphone without marking or marring its surfaces. Its clamping system holds the adapter securely on the eyepiece and locks in place, while an adjustment system allows for precise phone camera alignment. The adapter can hold most of today's smartphones, even larger ones, with widths from 2.05 to 3.94". An integrated 1/4"-20 socket allows you to mount your phone on a tripod for wide-angle shots when it's not attached to an optic.