• Large aperture wide-angle lens
• FLD and SLD glass elements
• Designed for Full Frame cameras
• Can work even with APS-C sensors
• Compatible with the USB dock
• Compatible with the Mount Conversion Service
• 9 Diaphragm Blades
• Lens Construction: 15 Elements in 11 Groups
• Filter size: 77mm
• Dimensions: (D x L) 3.3 x 3.6 in. (85 x 90.2 mm)
• Weight: 23.5 oz. (665 g)

- Aperture Range: f/1.4-16 
- Hyper Sonic Motor (HSM) 
- Floating Internal Focus System 
- Minimum Focusing Distance: 11.8" 
- Anti-Flare Super Multi-Layer Coating 
- USB Dock: Adjust AF & Update Firmware 
- Special & "F" Low Dispersion Elements 
- Front Filter Thread Diameter: 67mm 
- SIGMA Optimization Pro Software 
- 9x Circular Aperture Blades

• Sigma 16mm f/1.4 DC DN Contemporary Lens
• For Sony E-mount cameras
• Wide-angle lens
• 16 elements in 13 groups
• Stepping AF motor
• Super multi-layer coating
• 9-blade diaphragm
• Dust- and moisture-resistant design
• Made of Thermally Stable Composite material
• Color: Black

- Aperture Range: f/1.8-16 
- Fast Constant Maximum Aperture 
- Designed for APS-C-Sized Sensors 
- 35mm Equivalent Focal Length: 27-52.5mm 
- Hyper Sonic AF Motor 
- Internal Focusing and Zoom Design 
- One Aspherical Element and SLD Glass 
- Super Multi-Layer Coating 
- Canon EF-S Lens Mount 
- Compatible with Sigma USB Dock

- Aperture Range: f/1.4-16
- Hyper Sonic Motor (HSM)
- Floating Internal Focus System
- Minimum Focusing Distance: 11.8"
- Anti-Flare Super Multi-Layer Coating
- USB Dock: Adjust AF & Update Firmware
- Special & "F" Low Dispersion Elements
- Front Filter Thread Diameter: 67mm
- SIGMA Optimization Pro Software
- 9x Circular Aperture Blades