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.
The 10x50mm Powerview Binocular from Bushnell is a fixed-magnification optic that uses a Porro prism design and multi-coated 50mm objective lenses to render impressive depth of field and an immersive ..
TROPHY 10x 42mm, Realtree Xtra Ideal magnification for capturing every perfect detail for hunters and birdwatchers.Features:- Fully multi-coated lenses for maximum light transmission and optimum brigh..