Z-Mount Lens/FX Format | Aperture Range: f/2.8 to f/22 |One ED Element, One Aspherical Element | 1:1 Magnification |6.3" Minimum Focus | STM Autofocus System | Focus Range Limiter | Magnification and Focus Distance Indexes | Weather-Sealed Construction | Compatible with ES-2 Film Digitizing Set | Limited 2-Year Warranty