Key Features Full-Frame | f/3.5 to f/22 Tiny Ultra-Wide Angle Prime Fast Internal Focus System I Series Lens All-Metal Lens Barrel Dust & Splash-Resistant Design Knurled Focus and Aperture Rings Rounded 7-Blade Diaphragm

Key Features Full Frame | f/2.8 to f/22 Fast Wide-to-Telephoto Zoom HLA Autofocus 15.8" Minimum Focus Distance Aperture Ring with Click & Lock Switches FLD, SLD & Aspherical Elements Water- and Oil-Repellant Coating Dust- and Splash-Resistant Construction

Key Features Full Frame | f/2.8 to f/22 Fast Wide-to-Telephoto Zoom HLA Autofocus 15.8" Minimum Focus Distance Aperture Ring with Click & Lock Switches FLD, SLD & Aspherical Elements Water- and Oil-Repellant Coating Dust- and Splash-Resistant Construction

Key Features Full Frame | f/1.8 to f/16 Superfast Wide-to-Normal Zoom HLA Autofocus 11.9" Minimum Focus Distance Aperture Ring with Click & Lock Switches SLD and Aspherical Elements Nano Porous & Super Multilayer Coatings Dust & Splash Resistant Sigma 28-45mm...

Key Features Full Frame | f/1.8 to f/16 Superfast Wide-to-Normal Zoom HLA Autofocus 11.9" Minimum Focus Distance Aperture Ring with Click & Lock Switches SLD and Aspherical Elements Nano Porous & Super Multilayer Coatings Dust & Splash Resistant

Key Features L-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Two FLD Elements, Two SLD Elements Three Aspherical Elements Super Multi-Layer & Nano Porous Coatings Water- and Oil-Repellent Front Coating Stepping Motor AF System Rounded 9-Blade Diaphragm Dust- and Splash-Proof...

Key Features E-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Two FLD Elements, Two SLD Elements Three Aspherical Elements Super Multi-Layer & Nano Porous Coatings Water- and Oil-Repellent Front Coating Stepping Motor AF System Rounded 9-Blade Diaphragm Dust- and Splash-Proof...

Key Features APS-C | f/1.4 to f/16 45mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multi-Layer Coating Two Aspherical Elements One High-Refractive Index Element Rubber Sealing Protects Against Dust Sigma 30mm f/1.4 DC DN Contemporary Overview SIGMA 16mm...

Key Features APS-C | f/1.4 to f/16 45mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multi-Layer Coating Two Aspherical Elements One High-Refractive Index Element Rubber Sealing Protects Against Dust

Key Features APS-C | f/1.4 to f/16 48mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multi-Layer Coating Two Aspherical Elements One High-Refractive Index Element Rubber Sealing Protects Against Dust

Key Features APS-C | f/1.4 to f/16 48MM (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multi-Layer Coating Two Aspherical Elements One High-Refractive Index Element Rubber Sealing Protects Against Dust

Key Features APS-C | f/1.4 to f/16 45mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multi-Layer Coating Two Aspherical Elements One High-Refractive Index Element Rubber Sealing Protects Against Dust