What is the Difference Between Canon EF and EF-S Lenses?
10 Great Canon EF (Full Frame) Lenses | Switchback Travel
Amazon.com : Fotodiox Pro IRIS Lens Mount Adapter Compatible with Canon EOS EF Full Frame Lenses to Micro Four Thirds Cameras : Electronics
Sigma 35mm f/1.4 DG (HSM) A (Art) Full Frame Lens for Canon EF-Mount {67} at KEH Camera
Amazon.com : Fotodiox Pro IRIS Lens Mount Adapter Compatible with Canon EOS EF Full Frame Lenses to Sony E-Mount Cameras : Sony Emount To Ef Mount : Electronics
85mm F1.4 AF High Speed Full Frame Telephoto (Canon EF) – Rokinon
DZOFilm VESPID Cyber Full Frame 50mm T2.1 Prime Lens DZO-VC05021
10 Great Canon EF (Full Frame) Lenses | Switchback Travel
50mm F1.2 Full Frame XP (Canon EF with Automatic Chip) – Samyang US