Lenses All of our lenses are Canon EF mount and fit natively onto the Canon T4i. We have several Metabones Speedboosters which act as adapters for use with the Panasonic GH4. Tamron 70mm-200mm Tokina 18mm-75mm Canon 50mm /f1.8 (Prime) Sigma-18-35 / f1.8 Tokina 11-16mm