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 porro prism Navigator Pro Series is the choice for recreational boaters, weekend anglers, and hobby sailors. It offers exceptional performance for the price with many of the features found on prem..
Delivers top of the line image clarity, sharp edge-to-edge definition and contrast, and high light transmission for navigating in low light or fog.The military-grade, porro prism Commander Series is t..
The 7x50 H20 porro binocular from Bushnell delivers a fog proof housing and rubber armoring textured with soft ridges to maintain grip. This Porro prism binocular offers less light loss and greater de..