The MAGVIEW S1 and B1 adapter’s universal design allow them to fit on a large variety of optics. Please see our Fitment Guide to learn more.
The B1 Binocular Adapter fits eyepiece sizes 38.5mm-43mm (1.5in-1.7in).
B1 XL – Fits eyepiece sizes 44mm-48mm (1.73in-1.89in)
The S1 Spotting Scope Adapter fits eyepiece sizes 51mm-60mm (2.0in-2.36in).
S1 Mini Fits eyepiece sizes 38mm-49mm (1.5in-1.93in).