Now you can get high performance eyewear that enhances contrast during dusk, dawn, rain, fog, haze and shadowy conditions. The lens is infused with our revolutionary StimuLight® Lens Technology so you can instantly "switch on the light" to enhance existing light conditions and help improve definition, clarity and contrast during times of ever-changing lighting and environmental conditions. Low & Dim Light Vision Boosting Shield. Maximum Eye Coverage! Enhance your vision in low and dim lighting conditions - indoor and out!