Ski goggles with a category 3 lens allow 8% to 18% of light to pass through and can be seen as an ideal good-weather lens. It provides calm vision and...
Ski goggles with a category 3 lens allow 8% to 18% of light to pass through and can be seen as an ideal good-weather lens. It provides calm vision and good protection for your eyes on sunny days. A spherical lens gives less distortion than a cilindrical (flat) lens.