• Model Number: 50mm f/1.2C RF (B) • Compatible Mount: Compatible with Canon RF / Focal Length: 2.0 inches (50 mm) (35 mm format: 80 mm equivalent) / Focus: MF (Manual Focus) / Compatible Image Screen Size: APS-C Size • Lens Composition: 7 pieces in 5 groups / Minimum shooting distance: 0.5 m / Aperture: F1.2-F16 / Aperture blades: 10 pieces / Filter diameter: 2.0 inches (52 mm) / Size: Φ 2.4 inches (62 mm) x approx. 2.2 inches (55 mm) (excluding the mount); Weight: approx. 12 g) / Lens hood (sold separately) T52LH B • Note: Please turn on the camera's "Menu" - "Release without lens" when using it. Depending on the camera model, there may be differences in the setting hierarchy of "Release" without lenses. Please refer to the user manual for each camera and make the setting. Note: Please be aware that the design of the product may change without prior notice • Manufacturer Warranty: 2 years (Subject to natural failures)