• While taking advantage of the advantages of optical design exclusively for mirrorless, the glass material uses 6 FLD glass and 2 SLD glass pieces compared to special low-dispersion glass. The 3 aspherical lenses are also adopted to thoroughly suppress the difficult aberrations of post treatment, such as axis chromatic aberration and sagital coma aberration, resulting in uniform and high optical performance from the center of the entire zoom range to the peripheral • The AFL button can be assigned a variety of functions from the side of the body to enhance the operation during shooting. The stepping motor and algorithms combine high speed AF operation and quiet • In consideration of shooting in extreme conditions, it uses a dustproof, splash-proof structure and water-repellent and stain-resistant coating. The barrel also features a variety of functions, including AFL button that can break various functions, a zoom lock switch to unlock the lock by zoom operation, and an AF/MF switch for a comfortable feel • Sony E-Mount • 24-70mm F2.8