The TriLenium Gold™ Advantage EAGLE EYES® proven, polarized lens system is the result of years of research on protection and vision enhancement of human eyesight. Our lens system was specifically designed to provide maximum protection, superior polarization capabilities, contrast filtration and inner and outer scratch-resistant coatings to meet your active lifestyle. Don't settle for less! Only EAGLE EYES® offer you proven, polarized TriLenium Gold™ Lens Technology that originated at NASA and is the ONLY lens technology approved by the Space Foundation! EAGLE EYES® meet and exceed CE, ANSI and EN1836 Standards and Regulations for personal eye protection, sun glare filters and impact resistant sunglasses. Why Do Eagle Eyes® Work So Well? Eagle Eyes® proven, polarized TriLenium Gold™ Lens Technology works by blocking out 100% ultraviolet rays and harmful blue and violet light rays; while allowing in vision-enhancing light rays (green, yellow, orange and red) within the 475 nm (nanometers) range in the wavelength light spectrum. This technology allow you to see images more vividly with better contrast and definition.