Sigma 70-300MM F4-5.6 APO MACRO S CANON

Focal length: 70-300mm
Maximum aperture: F4-5.6
Lens construction: 14 elements in 10 groups
Zooming system: Rotary
Angle of view: 34.3? - 8.2?
Number of blades: 9
Minimum aperture: F22 - F32
Minimum focusing distance: 59.7 in. (1.5m) TELE Macro 37.4 in. (0.95m)
Maximum magnification: 1:4.1 TELE Macro 1:2
Filter size: 58mm
External finish: ZEN finish
Lens hood: Bayonet
Dimensions: 2.9" (dia) x 4.7" (length) 74.5mm (dia) x 119.5mm (length)
Weight: 20.6 oz. (585g)
Mount: AF 35mm SLR cameras: Sigma SA, Minolta, Nikon (D), Pentax, Canon