Gunnar Optiks Gaming Glasses Intercept Pixel Patented Lens Tint for Anti-Glare, Blue Light Eye Strain Dry Eye Patented GUNNAR Amber Tint filters out the harsh blue light emitted by digital screens preventing eye strain, eye fatigue, and computer-related headaches Patented GUNNAR Lens Coatings significantly reduce glare and reflective light to eliminate visual distraction and stress. An external scratch-resistant hard coating extends durability and protection A unique GUNNAR Lens Design limits air currents near the eye, creating a microclimate that increases humidity and prevents eye irritation. The patented optical geometry enhances focus and sharpens detail to prevent eye strain Unique GUNNAR Lens Material eliminates distortion from impurities and haze found in inferior lens materials to ensure the clearest image possible. The ultra light yet durable performance of the lens will not degrade over time