Full Frame | T2.4 to T22 Aperture Range | 18.8° FOV, 17-Blade Aperture | 12 Elements in 8 Groups | 39.4" Minimum Focusing Distance | Nano-Reflective Coating | 82mm Filter Thread, 90mm Front Diameter
Full Frame | T2.5 to T22 Aperture Range | 106.8° FOV, 10-Blade Aperture | 16 Elements in 11 Groups | 9.8" Minimum Focusing Distance | Nano-Reflective Coating | 86mm Filter Thread, 90mm Front Diameter