A phone nowadays is like a digital Swiss Army Knife, it can do a lot of things and the list just keeps piling up. But how about as scope to be mounted on rifle? Polenar Tactical explains how you can use it for target acquisition... "We try to use a mobile phone as a magnifier in front of a reddot. The phone has optical and digital zoom that can help with target identification and designation. Using a phone as a magnifier can even improve the accuracy of the hits."