Activity for M.V.Rameshâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Answer | — |
A: Do polarized sunglasses protect against UV? The answers all correct, but the main questions is, Does unique Polarized glasses protect from UV rays? Yes...up to some extent (some percentage).That is, when polarized glasses block the horizontally polarized light from SUN, It also blocks the UV rays which are horizontally polarized. So one can pr... (more) |
— | about 9 years ago |