On most of standard size binoculars models, there will be a thumb lever or wheel placed conveniently within reach so you can adjust the magnification without changing your grip or taking the eyepieces away from your eyes.
Features an SHR metallic coating put on the reflective surface of Schmidt-Pechan prisms to ensure high transmission. On the prisms, there is also a PXA phase correction and multi-layer coating on all ..
Essentials porro-prism binoculars fit the bill for all your adventures - from watching your favorite pro sports game to a remote camping trip. Their fully coated lenses optimize clarity and brightness..