Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM Contemporary

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Lens Specifications
Name Sigma 18-300mm f/3.5-6.3 DC Macro OS HSM Contemporary
Image Circle APS-C
Type Standard Zoom
Focal Length 18 - 300mm
APS Equivalent 1.5x: 27 - 450mm; 1.6x: 28.8 - 480mm
Max Aperture f/3.5 - 6.3
Min Aperture f/22
Diaphragm Blades 7 (rounded)
Lens Construction 17 elements in 13 groups, including 1 SLD and 4 FLD elements; Super Multi-Layer Coating
Diagonal Angle of View(Based on image circle) 76.5 to 5.4 degrees
Focus Details Internal HSM (Hyper Sonic Motor) with AF/MF switch
Front Element Rotation No
Zoom System Rotary
Closest Focus 38cm / 15 in.
Magnification Ratio 0.33x / 1:3
Filter Size 72mm
Dimensions(Length x Diameter) 101.5mm x 79mm / 4.0 in. x 3.1 in.
Weight 585g / 20.6 oz
Notes Image Stabilization; Available OS AF mounts: Canon EF, Nikon F, Sigma SA; Non-OS AF mounts: Sony A, Pentax K; Included Accessories: front and rear lens caps, lens hood.
Typical Online Price US$580 (Avail. October 2014)