Do you wear glasses? If so, did you know that the most pairs of glasses worn at once is six? It's not easy to see with all of them on. What would happen if your eyesight was not perfect? Try wearing two different pairs of prescription sunglasses and enjoy this Reflection Paper Writing Tips and optical illusion! The average person wears one pair of glasses. When someone needs a second pair for reading, they usually need bifocals or trifocals because their nearsightedness changes in different distances.