Photography doesn't have to be difficult, take pictures of your favourite subjects even faster, and they succeed almost without trying.
Compliable with Binocular, monocular, telescope, microscope, spotting scope, night vision and most optical device.
Suitable for smartphones with super large width range: 54-90mm, Fit iphone iphone 7plus,7,6plus,6,5s,5,Samsung Note,Sony,Sony Xperia Z and many other brands.
Easily photograph through any instrument: For eyepieces of 28-47mm diameter - infinitely adjustable for almost every 1.25" eyepiece.
Main part made of zinc alloy(Sturdy Durable and Lightweight),the phone clamp made of high strength PA Plastic and features adjustable locking mechanism with a steel bolt not a spring. Locking knob and soft EVA - keeping your smartphone safe so it cannot fall out. Keep devices from scratching and damaging.