
Blue Block Hmc Optical Lens High Quality Clear 1.61. UV420-Cut Technology: Blocks UVA, UVB, and high-energy visible light (400nm-420nm) for comprehensive eye protection. Blue Light Blocking: Efficiently filters short-wave blue light from screens to reduce eye strain and improve sleep quality. High Transmittance: Offers 98%-99% light transmittance ensuring clear and sharp vision. Anti-Scratch & Anti-Reflection: Features durable anti-scratch coating and anti-reflection properties for enhanced clarity. Lightweight Resin Material: Crafted from CR39/Resin material, providing a lightweight and shatter-resistant experience. All-Weather Protection: Guarantees effective UV shielding even on overcast or rainy days. Multiple Coating Options: Available with Hard Coating, Multi Coating, Uncoated, or EMI options. Suitable for All Ages: Designed for unisex use and suitable for all face types and age groups.