The Viltrox AF 90mm F3.5 is a macro and portrait prime lens for Leica L-mount (DL) full-frame mirrorless cameras, featuring a 1:1 macro capability and f/3.5 aperture at 90mm for close-up photography and portrait work. It provides autofocus and supports firmware updates via USB. Part of Viltrox's prime lens lineup for the Leica L-mount ecosystem.