Editing Sunglasses (section)

=== Visual clarity and comfort ===
Sunglasses can improve visual comfort and visual clarity by protecting the eye from [[Glare (vision)|glare]].<ref name="Sakamoto">{{cite journal | last1 = Sakamoto | first1 = Y. | last2 = Sasaki | first2 = K. | last3 = Kojima | first3 = M. | last4 = Sasaki | first4 = H. | last5 = Sakamoto | first5 = A. | last6 = Sakai | first6 = M. | last7 = Tatami | first7 = A. | year = 2002 | title = The effects of protective eyewear on hair and crystalline lens transparency | journal = Dev Ophthalmol | volume = 35 | pages = 93–103 | doi = 10.1159/000060813 | pmid = 12061282 }}</ref>

The lenses of [[polarized sunglasses]] reduce glare reflected at some angles off shiny non-metallic surfaces, such as water. They allow wearers to see into water when only surface glare would otherwise be seen, and eliminate glare from a road surface when driving into the sun.<ref>{{Cite web | url=https://www.glasses.com/gl-us/glossary/polarized-lenses#:~:text=Polarized%20lenses%20are%20a%20type,effect%20of%20glare%20when%20outdoors| title=Glossary of Eye Definitions and Glasses Terms | website=www.glasses.com}}</ref>