This second newly-designed Art zoom lens from Sigma is a large-aperture standard zoom for full-frame mirrorless camera systems and is available in Sony E-mount and L-mount. The Sigma 24-70mm F2.8 offers best-in-class performance due to a sophisticated optical design that delivers high resolution throughout the entire zoom range. This new Art zoom lens from Sigma follows the debut of the lauded 14-24mm F2.8 DG DN Art zoom for mirrorless cameras.The Sigma 24-70mm F2.8 DG DN Art lens exerts superiority in mirrorless camera-dedicated designs, resulting in a reduced lens size and weight while achieving uniformity and high resolution from the center to the periphery throughout the zoom range. Compatibility with the latest mirrorless camera bodies and functions assists in various photographic environments and meets the high demands of both professional and advanced amateur photographers.Best-in-class optical performanceThe F2.8 Art zoom flagship zoom lens series is developed primarily to achieve superior optical performance.As extra-low dispersion glass materials, six sheets of "F" low dispersion (FLD) glass and two sheets of special low dispersion (SLD) glass are lavishly employed while taking advantage of an optical design dedicated for mirrorless lenses. By employing three aspheric lenses, this zoom lens thoroughly subdues aberrations such as axial chromatic aberration or sagittal coma aberrations, which are difficult to correct in post-processi