<div> <p>Single vision lenses refer to lenses that have only one use, to see objects in the distance, &nbsp;to see intermediate like computer or phone, or to see near for reading (reading glasses), while bifocals/progressives is&nbsp;a type of prescription that can be used to correct both near and farsight requirements.&nbsp;This means you can see your whole field of vision without switching between multiple pairs of glasses.</p> <div>&nbsp;</div> </div>