Product details:
Made from Corning Gorilla Glass 3, the most widely used cover glass today in smartphones and tablets Filter out polarized light, making a sky bluer and vegetation color more saturated. Reduce reflection from non-metallic surface such as water surface or window. Proprietary polishing technique to achieve excellent resolution and color reproduction accuracy. Anti-lockup design to prevent "stuck filter" phenomenon common in thin profile CPL filters. The World's best variable ND filters, the Aurora PowerXND-II 128 covers 1 to 7 stops. PowerXND-II 2000 covers 5 up to 11 stops. Schott B270 glass and Nitto Denko polarized film are used to ensure highest optical quality to meet high resolution demands of 4k/8k video and high pixel density of modern day camera sensors.