One of the most common terms associated with optometry and eye exams is probably the term “20/20”. This term is so well recognized, that there are even popular phrases with it used outside of optometry. Such as, “hindsight is 20/20”! But what does it actually mean to have 20/20 vision? For most people, this term probably doesn’t mean a lot, other than the fact that it is associated with having “perfect vision”.  But the number 20/20 does actually mean something. 20/20 is a unit of measurement used in optometry and the optical industry to asses vision. Our blog this week is dedicated to “20/20” to explain just in fact what it means and how it works!