Sigma

Key features:

• Focal length: 18-35mm
• Aperture: f/1.8 - f/16
• Canon EF mount lens
• Canon APS-C format
• 9 blade rounded diaphragm
• Special low Dispersion glass
• Hyper sonic motor
• Internal focusing and zoom design
• USB dock compatible

Key features:

• Focal Length: 50 - 100mm
• Aperture Range: f/1.8-16
• Canon EF- Mount Lens
• APS-C Format 
• Hyper Sonic Motor Focusing (HSM)
• Internal zoom and focus
• 3 FLD glass and 1 SLD glass element
• Rounded 9-Blade Polycarbonate Diaphragm
• Tripod collar- fixed, rotating
• Super multi-layer coating

Key features:

• Focal length: 14mm
• Aperture range: f/1.8 - f/16
• Canon EF mount lens
• 35mm film / full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Four aspherical elements
• Rounded 9-blade diaphragm
• Brass bayonet mount
• Super multi-layerc coating

Key features:

• Focal length: 14mm
• Aperture range: f/1.8-16
• Sigma SA mount lens
• 35mm film / full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Four aspherical elements
• Rounded 9-blade diaphragm
• Brass bayonet mount
• Super multi-layerc coating

Key features:

• Focal length: 135mm
• Aperture range: f/1.8-16
• Leica L mount lens
• 35mm film / full-frame sensor
• Hypersonic motor focusing (HSM)
• Two FLD elements, two SLD elements
• Rounded 9-blade diaphragm
• Brass bayonet mount
• Super multi-layer coating

Key features:

• Focal length: 135mm
• Aperture range: f/1.8-16
• Canon EF-mount lens
• 35mm film / full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Two FLD elements, two SLD elements
• Rounded 9-blade diaphragm
• Full frame lens with APS-C compatibility
• Sigma USB Dock compatible

Key features:

• Focal length: 135mm
• Aperture range: f/1.8-16
• Sigma SA mount lens
• 35mm film / full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Two FLD elements, two SLD elements
• Rounded 9-blade diaphragm
• Full frame lens with APS-C compatibility
• Sigma USB Dock compatible

Key features:

• Focal length: 135mm
• Aperture range: f/1.8-16
• Sony mount lens
• 35mm film / full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Two FLD elements, two SLD elements
• Rounded 9-blade diaphragm
• Full frame lens with APS-C compatibility
• Sigma USB Dock compatible

Key features:

• Focal length: 14mm
• Aperture range: f/1.8-16
• Sony E mount lens
• 35mm film / full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Four aspherical elements
• Rounded 9-blade diaphragm
• Brass bayonet mount
• Super multi-layerc coating

Key features:

• Focal length: 50 - 100mm
• Aperture range: f/1.8-16
• Sigma SA mount lens
• APS-C format 
• Hyper sonic motor focusing (HSM)
• Internal zoom and focus
• 3 FLD glass and 1 SLD glass element
• Rounded 9-Blade Polycarbonate Diaphragm
• Tripod collar- fixed, rotating
• Super multi-layer coating

Key features:

• Focal length: 18-35mm
• Aperture range: f/1.8 - f/16
• Canon EF mount lens
• Canon APS-C format
• 9 blade rounded diaphragm
• Special low Dispersion glass
• Hyper sonic motor
• Internal focusing and zoom design
• USB dock compatible

Key features:

• Focal Length: 18-35mm
• Aperture: f/1.8 - f/16
• Canon EF Mount Lens
• Canon APS-C Format
• 9 blade rounded diaphragm
• Special Low Dispersion glass
• Hyper Sonic Motor
• Internal focusing and zoom design
• USB dock compatible

Key features:

• Focal length: 18-35mm
• Aperture: f/1.8-16
• Nikon F mount lens
• Nikon DX format
• 9-blade rounded diaphragm
• Special low dispersion glass
• Hyper sonic motor ensures accurate autofocusing
• Internal focusing and zoom design
• USB dock compatible
• Super multi-layer lens coating

Key features:

• Focal length: 18-35mm
• Aperture range: f/1.8-16
• Canon EF mount lens
• Canon APS-C format
• 9-blade rounded diaphragm
• Special Low Dispersion glass
• Hyper Sonic Motor
• Internal focusing and zoom design
• Sigma USB dock compatible

Key features:

• Focal length: 18-35mm
• Aperture range: f/1.8-16
• Sigma SA mount lens
• Canon APS-C format
• 9-blade rounded diaphragm
• Special Low Dispersion glass
• Hyper Sonic Motor
• Internal focusing and zoom design
• Super Multi-Layer coating
• Sigma USB dock compatible

Key features:

• Focal length of 14mm
• Aperture range of f/1.8-16
• Sony E mount lens
• 35mm film and full-frame digital sensor format
• Hyper-Sonic Motor Focusing (HSM)
• Four aspherical elements
• Rounded 9-blade diaphragm
• Brass bayonet mount
• Super multi-layer coating

Key features:

• World's first full-frame, F1.8 max aperture zoom lens
• Optical performance comparable to that of a prime lens
• Delivers clear images with minimal coloration
• High-speed AF Nano porous coating
• Super multi-layer coating
• Minimized ghosting and flare
• Suppressed focus breathing
• Reduced axial chromatic aberration
• Compatible with SIGMA USB Dock UD-11
  
• For L mount

Key features:

• World's first full-frame, F1.8 max aperture zoom lens
• Optical performance comparable to that of a prime lens
• Delivers clear images with minimal coloration
• High-speed AF Nano porous coating
• Super multi-layer coating
• Minimized ghosting and flare
• Suppressed focus breathing
• Reduced axial chromatic aberration
• Compatible with AF assist
• For Sony E mount