Sigma 18-35mm F1.8 DC HSM Lens (Black)
$659.39 – $771.32Aperture Range: f/1.8-16 Fast Constant Maximum Aperture
Designed for APS-C-Sized Sensors 35mm Equivalent Focal Length: 28.8-56mm
Hyper Sonic AF Motor Internal Focusing and Zoom Design
Tamron Macro Zoom Lens for Digital SLR Cameras
$129.009 Groups, 13 Elements Lens Construction
Rotation Type of Zooming
9 Diaphragm Blade Number