Fotodiox Macro Lens Mount Adapter Compatible with M42 Type 2 and Select 1 Lenses to Sony E Cameras

Compatible with M42 Type 2 (Type 1 lenses with no pins or tabs on rear) lenses on Sony E-mount mirrorless cameras; Infinity focus or beyond allowed Built-in focusing helicoid provides macro focus for any lens as well as correction for back focus Enhanced craftsmanship and high-tolerance construction for demanding professionals; Integrated aperture control dial for adjusting the lens aperture Precise fit and solid connection; lens has no play, gap or wiggling when mounted on adapter and no adjustments required Limited 2-year Manufacturer Warranty