Popular with wearers not only in sport

Polarized sunglasses are primarily used in situations where the wearer needs to be able to clearly see, but also needs to have dangerous glare filtered out. Glare makes vision difficult because the light hurts the eye and obscures details which may be hidden behind it. Conventional sunglasses will block out glare, but they will also block out subtle details about the wearer's environment which may be dangerous. These polarized ones designed for outdoor usage and usually come in a variety of configurations from very lightly tinted and mildly polarizing to heavily tinted and strongly polarizing. Some also integrate colour tinting for visibility in specific conditions such as snow.

Polarized sunglasses have been popular for years with boaters and fishermen who need to reduce reflected glare from the water surrounding them.

But now that many others who spend time outdoors have discovered the benefits of polarized lenses, interest in these types of sunglasses has soared.

Besides boaters, outdoor enthusiasts who benefit the most from polarized sunglasses include skiers, bikers, golfers and joggers, all who may enjoy a clearer view along with elimination of glare.

These sunglasses bought on sale can be used for driving and, in fact, can reduce glare from a long, flat surface such as the hood of the car or the road's surface.

Polarized lenses also can be worn indoors by light-sensitive people, including post-cataract surgery patients and those continually exposed to bright light through windows.