Key Features Full-Frame | f/2 to f/22 Compact, Fast 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 9-Blade Diaphragm

Key Features APS-C Format | f/1.4 to f/16 35mm (Full-Frame Equivalent) Excellent Low-Light Performance Fast Internal Focus System  Rounded 9-Blade Diaphragm Dust & Splash-Resistant Design Sigma 23mm f/1.4 DC DN Contemporary Overview A fast-aperture wide-angle prime for APS-C-format mirrorless cameras, the Sigma...

Key Features L-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Six FLD Elements, Two SLD Elements Three Aspherical Elements Super Multi-Layer & Nano Porous Coatings Stepping Motor AF System Dust and Splash Resistant Construction Rounded 11-Blade Diaphragm Includes LH878-03 Lens...

Key Features Full-Frame | f/2.8 to f/22 Fast & Lightweight Wide-to-Tele Zoom HLA Autofocus 6.7" Minimum Focusing Distance Aperture Ring with Click & Lock Switches FLD, SLD & Aspherical Elements Nano Porous & Super Multilayer Coatings Dust & Splash Resistant...

Key Features Full-Frame | f/2.8 to f/22 Fast & Lightweight Wide-to-Tele Zoom HLA Autofocus 6.7" Minimum Focusing Distance Aperture Ring with Click & Lock Switches FLD, SLD & Aspherical Elements Nano Porous & Super Multilayer Coatings Dust & Splash Resistant...

Key Features EF-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Three SLD Elements Four Aspherical Elements Super Multi-Layer Coating Hyper Sonic Motor AF System OS Image Stabilization Rounded 9-Blade Diaphragm

Key Features F-Mount Lens/FX Format Aperture Range: f/2.8 to f/22 Three SLD Elements Four Aspherical Elements Super Multi-Layer Coating Hyper Sonic Motor AF System OS Image Stabilization Rounded 9-Blade Diaphragm

Key Features E-Mount Lens/Full-Frame Format Aperture Range: f/1.4 to f/16 Two FLD Elements and One SLD Elements Four Aspherical Elements Super Multilayer Coating STM Autofocus Motor Rounded 11-Blade Diaphragm Brass Bayonet Mount 72mm Front Filter Threads Rear Filter Holder

Key Features Full-Frame | f/2 to f/22 Compact, Fast Wide-Angle Prime Fast Internal Focus System I Series Lens All-Metal Lens Barrel Dust & Splash-Resistant Design Knurled Focus and Aperture Rings Rounded 9-Blade Diaphragm

Key Features Full-Frame | f/2 to f/22 Compact, Fast Wide-Angle Prime Fast Internal Focus System I Series Lens All-Metal Lens Barrel Dust & Splash-Resistant Design Knurled Focus and Aperture Rings Rounded 9-Blade Diaphragm

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