Polycarbonate Lenses
are made of a thermoplastic material that is flexible and light weight, yet
very durable. It has the
highest impact-resistance of all lens materials. Excellent for any
application, especially sports and recreation. A combination of style and
comfort that holds up in extreme conditions.
Below is a chart that shows the results and conclusion of a study done by
the University of California Berkeley School of
Optometry.
|
% absorption |
UVA |
UVB |
Crown glass |
15% |
80% |
Plastic |
85% |
100% |
Hi-index plastic |
90-100% |
100% |
Hi-index glass |
80% |
100% |
Polycarbonate |
90-100% |
100% |
Polycarbonate materials currently provide the best protection against
UV-light at 100% UVA and 100% UVB.
All the sunglasses we
sell provide full, day-long comfort, they eliminate the problems that glare
can present.