Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thirds-Mount Cameras

Olympus Telephoto Tough Lens Pack (lens and adapter) for TG-1 / 2 / 3 / 4 and TG-5 Cameras (Black with Red Adapter)

Fotodiox Pro Lens Mount Adapter - Canon FD & FL 35mm SLR lens to Canon EOS (EF, EF-S) Mount SLR Camera Body, with Built-In Aperture Control Dial

Raynox DCR-250 Super Macro Snap-On Lens

Celestron 93419 T-Ring for 35 mm Canon EOS Camera (Black)

Commlite Auto-Focus Mount Adapter EF-NEX for Canon EF to Sony NEX Mount

Olympus CLA-T01 Conversion Lens Adapter for Olympus TG-1 / 2 / 3 / 4 and TG-5 (Red)

Beastgrip Universal Lens Adapter & Rig System for Smartphones

Fotodiox Lens Mount Adapter - Nikon Nikkor F Mount D/SLR Lens to Canon EOS (EF, EF-S) Mount SLR Camera Body

Commlite CM-ENF-E1 Pro Nikon F Mount Lens to Sony E Mount Autofocus Electronic Lens Adapter w/ Aperture Control Built-in IS VR EXIF Transmitting for S0NY A9 A6300 A6500 A7RII A7II (2017 V06 Version)