Key Features Full-Frame | f/2.8 to f/22 Compact, Versatile Wide-Normal 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/1.4 to f/16 Fast Compact Prime HLA Linear Focusing Motor Aspherical & SLD Glass Elements Rounded 11-Blade Diaphragm Dust & Splash-Resistant Design

Key Features Full-Frame | f/1.4 to f/16 Fast Compact Prime HLA Linear Focusing Motor Aspherical & SLD Glass Elements Rounded 11-Blade Diaphragm Dust & Splash-Resistant Design Sigma 50mm f/1.4 DG DN Art Overview Delivering sophisticated optical performance and high-speed autofocus, this Sigma...

Key Features Full-Frame | f/2 to f/22 Sharp, Compact Normal-Length 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 Sharp, Compact Normal-Length 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 Sharp, Compact Normal-Length 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 | f/1.4 to f/16 84mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multilayer Coating One SLD Element, Two Aspherical Elements Weather-Sealed Construction Sigma 56mm f/1.4 DC DN Contemporary Overview An especially sleek portrait-length prime, the 56mm...

Key Features APS-C | f/1.4 to f/16 89.6mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multilayer Coating One SLD Element, Two Aspherical Elements Weather-Sealed Construction

Key Features APS-C | f/1.4 to f/16 89.6mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multilayer Coating One SLD Element, Two Aspherical Elements Weather-Sealed Construction

Key Features APS-C | f/1.4 to f/16 84mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multilayer Coating One SLD Element, Two Aspherical Elements Weather-Sealed Construction

Key Features APS-C | f/1.4 to f/16 84mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multilayer Coating One SLD Element, Two Aspherical Elements Weather-Sealed Construction

Key Features Micro Four Thirds | f/1.4 to f/16 112mm (Full-Frame Equivalent) Rounded 9-Blade Diaphragm Stepping Motor AF System Super Multilayer Coating One SLD Element, Two Aspherical Elements Weather-Sealed Construction Sigma 56mm f/1.4 DC DN Contemporary Overview SIGMA 16mm / 30mm...