Glasses with 100% visible light transmission block. 

Engineered for tactical clarity, the Smith Optics Aegis Echo II Glasses offer uncompromising vision and protection. These replacement lenses are crafted to seamlessly integrate with the Aegis Arc, Echo, and Echo II models, ensuring optimal performance in demanding environments. The yellow lens tint blocks 100% of visible light transmission, enhancing contrast and reducing eye strain in bright conditions. With a compact wraparound design, these lenses provide an expansive field of view without obstructing peripheral vision—critical for maintaining situational awareness. Crafted from shatterproof polycarbonate, they deliver impact resistance and durability you can trust. Upgrade your Smith Optics eyewear with the Aegis Echo II Glasses, engineered for those who demand unparalleled optical clarity.

Note: Replacement lenses are not compatible with fixed-frame models. Some product images are for colour reference only and do not depict the true lens shape.