1. To prevent cold wind from damaging the eyes, the operating temperature should reach minus 30 degrees, and the lens of the frame should not be brittle.
2. The high-quality mirror coating prevents ultraviolet rays from burning the eyes, and effectively filters the harmful rays of the ski glasses. At the same time maintain the brightness and open field of view.
3. The air circulation design and anti-fog materials ensure that the mirror does not fog, and the glasses should be ergonomic and not shake or shake. The skiing lens strap has good elasticity and suitable length and width.
4. The lens of the frame uses a soft and special material, polycarbonate (a special plastic) is commonly used. The glasses only deform under the action of external force, and the external force should be removed quickly to restore the original shape.
5. After an accidental fall, even if the glasses are broken, it should not cause injury to the face. There are standards for shock resistance in some areas.
6. Players with glasses are advised to choose ski goggles that can wear glasses. If you wear contact lenses for skiing, be sure to keep your eyeballs moist to avoid visual fatigue.
