Comfort and performance - the Oakley Ridge Line. Oakley's Ridge Line offers a rugged cylindrical lens for an expanded field of vision in a variety of winter weather conditions. The anti-fog lenses in combination with a particularly comfortable three-layer foam provide moisture transport reliable, all-day wearing comfort.Fire Iridium LensOakley High Definition Optics (HDO®) provides true, precise vision with optically correct geometry and clarity. The Fire Iridium Lens is suitable for bright light, sunny and cloudy conditions.Transmittance of visible light: 12 %
