Tamron 15-30mm f/2.8 Di VC USD SP

Lens Reviews / Tamron Lenses i Lab tested
Lens Specifications
Name Tamron SP 15-30mm ƒ/2.8 Di VC USD (Model A012)
Image Circle 35mm
Type Wide Zoom
Focal Length 15 - 30mm
APS Equivalent 1.5x: 22.5 - 45mm; 1.6x: 24 - 48mm
Max Aperture ƒ/2.8
Min Aperture ƒ/22
Diaphragm Blades 9 (circular)
Lens Construction 18 elements in 13 groups, including XGM (eXpanded Glass Molded) aspherical and several LD elements; BBAR (Broad-Band Anti-Reflection) coating; BBAR (Broad-Band Anti-Reflection) coating; Fluorine coated front surface.
Diagonal Angle of View(Based on image circle) 110.5 to 71.6 degrees
Focus Details Ultrasonic Silent Drive USD motor with full-time MF mechanism
Front Element Rotation No
Zoom System Rotating
Closest Focus 28cm / 11 in.
Magnification Ratio 0.2x / 1:5
Filter Size n/a
Dimensions(Length x Diameter) 145mm x 98.4mm / 5.7 in. x 3.87 in.
Weight 1.1kg / 38.8 oz
Notes VC Image Stabilization; Available AF mounts: Canon EF, Nikon F, Sony A. Integrated petal type lens hood.
Typical Online Price US$1,200 (Available 1Q2015)