Lens Construction	14 Elements in 10 Groups
Angle of View	102.4º-63.8º (1)
Number of Diaphragm Blades	6
Miminum Aperture	f22
Minimum Focusing Distance	24 cm / 9.4 in
Filter Size (mm)	77mm
Dimensions (Diameter x Length)	83.5 x 81 mm/3.3 x 3.2 in
Weight	470g / 16.4oz.
Corresponding Mounts	Sigma  HSM Nikon  HSM D G Canon  HSM Sony/Minolta  D Pentax  J FourThirds
HSM - Hyper-Sonic Motor D - Distance Information Function G - G type Nikon mount lens J - J type Pentax AF mount lens (1) Angle of view at Sigma SD camera format * The appearance, specifications, and the like of the product are subject to change for improvement without notice.   * Vignetting will occur if the lens is used with digital cameras with image sensors larger than APS-C size or 35mm SLR cameras.   * The angle of view depends upon the digital camera being used. *3 Built in motor lens: compatible with D40, D40x, D60, D3000, D5000

Chart Guide

MTF CHART