Kanviews Portable Binoculars 60X90 High Definition Telescope Military Telescopic Scope Combat BOSMA Binocle for Army

[Music] hi guys cody with go hunt your optics authority we get a lot of questions on really kind of just basic knowledge of the binocular and i just felt it was important to you know give you a little little education on what's what [Music] the the main question we get is power uh versus objective uh lens size so whenever you hear the term 10 by 42 or 8 by 56 or 15 by 56 the front number the first number is the power and what the power means is is that it's 10 times greater than your eye can see some basic things to know about power is this typically speaking higher the power the more narrow the field of view so let's talk about field of view if you have a 10 power binocular like these vortex razors you're generally at about 330 feet sometimes they're you know they can be a little less and sometimes they can be a little more but generally speaking a 10 by 42 binocular should be around 3