essential technology and a huge field of vision. the bigger the better when it comes to your field of vision on the mountain. the smith squad xl goggle is equipped with the largest cylindrical lens from smith, so you have full vision in any terrain. the view is supported by sharp optics and anti-fog technology. the chromapopâ„¢ lens adds contrast and colour so that every detail of the terrain is clearly visible in every situation.chromapopâ„¢ sun platinum mirror lenssmith's chromapopâ„¢ technology helps you see details and colours more clearly, far beyond natural capabilities. chromapopâ„¢ filters out two specific wavelengths of light that cause colour confusion. so the lens delivers more accurate detail, colour fastness and unparalleled clarity. the grey base tint is designed for flawless sunny days and increases depth perception. by reducing glare, you get a perfect view.transmittance of visible light: 13 %chromapopâ„¢ storm rose flash lensthe chromapopâ„¢ storm rose flash lens has been optimised to give the best possible view when it's stormy and dark. even on an uncomfortable day, enough contrast to stay outside longer.transmittance of visible light: 50 %chromapopâ„¢ sun black gold mirror lens the chromapopâ„¢ sun black gold mirror lens perfectly dampens glaring and blinding light and helps you better perceive the terrain ahead ideal for cloudless days with bright sunshine. transmittance of visible light: 13 %