Ski goggles with a category 2 lens allow 18% to 43% of light to pass through. These ski goggles improve depth perception in cloudy conditions, and can...
Ski goggles with a category 2 lens allow 18% to 43% of light to pass through. These ski goggles improve depth perception in cloudy conditions, and can also be used when weather conditions change rapidly. A spherical lens provides less distortion than a cilindrical (flat) lens