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EF Mount; Aperture Range: f4-45; DC Autofocus Motor; 4.9 Minimum Focus Distance, 58mm Filter Thread Diameter
Focal length and maximum aperture: 75-300mm 4-5.6, Lens construction: 13 elements in 9 groups
75-300mm telephoto zoom lens with f4.5-5.6 maximum aperture for Canon SLR cameras