Fotodiox Lens Mount Adapter - Olympus Zuiko (OM) 35mm SLR Lens to Sony Alpha E-Mount Mirrorless Camera Body Mounts Olympus Zuiko (OM) 35mm SLR Lenses to Sony E-mount mirrorless cameras High-tolerance precision craftsmanship; infinity focus or beyond guaranteed All-metal design; hardened anodized aluminum construction Premium grade Fotodiox adapter 24-Month Fotodiox Warranty