Vergences are binocular dysconjugate movements in which the two eyes move in opposite directions (the eyes need to converge to see a single image at near, and need to diverge to see a single image at distance).
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus quis neque vel quam fringilla feugiat. Suspendisse potenti. Proin eget ex nibh. Nullam convallis tristique pellentesque.