The Nano Surface Coating technology minimizes the reflection at entire visual light range (380nm-780nm) by applying the extra-low refractive index coating with nano-sized structure on the surface of the lens. It results in the super clear picture with dramatic reduction of ghost and flare.
*1 For a digital interchangeable lens as of August 26, 2011.
*2 As of September 17, 2012, as a digital interchangeable lens of 70-200mm F2.8 (35mm camera equiv.).