Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E Specidications: - E-Mount Lens/APS-C Format - 24mm (35mm Equivalent) - Aperture Range: f/1.4 to f/16 - 3 FLD, 2 SLD, and 2 Aspherical Elements - Super Multi-Layer Coating - Stepping AF Motor - Rounded 9-Blade Diaphragm - Weather-Sealed TSC Construction What's in the box Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E LCF-67 III 67mm Lens Cap Rear Cap LCR II for Sony E Mount Lenses LH716-01 Petal Type Lens Hood