| High-Impact 2.2mm Polycarbonate: Engineered from 2.2mm thick, ballistic-grade polycarbonate (Model 101-598-001) designed specifically for the ESS CDI interchangeable lens system. Hi-Def Bronze Tint: Features High-Definition Bronze optics designed to increase contrast and depth perception in flat light or variable cloud conditions while providing 100% UVA/UVB protection. Lateral Exchange System Compatibility: Precision-cut for a seamless "Medium Fit" within the CDI frame, allowing for rapid, tool-free lens swapping to meet changing environmental needs. | Professional Grade Clarity: Precision-manufactured to ensure distortion-free vision across the entire lens surface, maintaining high optical standards for professional and recreational use. Technical Replacement Set: Designed as high-performance replacement lenses for existing CDI frames; please note that the CDI sunglass frame is sold separately. |