In general the rays of the sun are very harmful for your eyes, especially at altitude and in the mountains. It is for this reason that it is essential you wear sunglasses or ski masks in the winter when your practice of sport. Outfit your glasses with lenses replacement better than the original ones.
Opt for good glasses sunglasses.
To combat the glare in the lives of all days or during your practice of sport to opt for the technology polarized. The eyeglass lenses replacement types polarized allow to absorb glare while increasing contrasts for you easy viewing and prevent eye fatigue. In fact, change his glasses would be like having a new pair of spectacles at lower costs, without necessarily a change of mount, particularly if it appeals to you.
Now the major brands of sun glasses and ski masks, offer the sale of glass replacement. So you can customize your pair of sunglasses existing to make it polarized , for example, without having to change mounts. Change these lenses can improve your visibility, your comfort eye and your performance, things are not negligible when one makes a sport extreme. You can also do this on your ski mask by changing thescreen mask.
The index of protection of sunglass lenses.
Regardless of the glass you choose, it will protect you 100% of the UV rays. But every model is classified in a category that is very accurate. Category 1 is intended for days of fog and bad weather. Category 2 is suitable for overcast days, while the categories 3 and 4 are made for the days are very sunny. You can therefore opt for a pair of replacement lenses darker or lighter according to your needs of the moment. But it is true that having a second set of glasses spare glasses in addition, is always very convenient for you to adjust to weather conditions or in case of breakage.
More the hue of the screen is dark, the more it will protect you from the strong brightness. Therefore, we advise you to choose a brown glass, brown, black, grey or iridium for the sunny days. And opt for polarized lenses during practices to strong reflections, such as the practice of skiing or practices on the water.
To increase your visibility in the fog, the lenses of goggles replacement will be more clear. You will find hues of orange, yellow, or pink that allow you to visualize the contours and irregularities of terrain.
Check out our wide selection of lens replacement for sunglasses on-line on our site Précisionski.fr depending on your practice and your needs.