Board Thread:Naruto Discussions/@comment-434627-20160713150354/@comment-25549954-20160713160026

It grants near 360° vision, Ao keeps his Byakugan covered sometimes when he activates it, the eye's power is allowing it's weilder to watch their back even though the person is not directly looking through the said eye. Byakugan has blind spot so it cannot grant perfect 360° vision.