Sigma 500mm f/4.5 EX DG HSM (Canon AF)

This ultra-telephoto lens has a fast maximum aperture, and also features a new super multi-layer coating, which optimizes the characteristics of digital SLR cameras. Two ELD glass elements in the front lens elements reduce chromatic aberration to a minimum and also ensure sharp, quality images of high contrast.Coating reduces Ghost and FlareThe multi-layer lens coating and lens design reduce flare and ghost, which is a common problem with digital cameras and also creates an optimum colour balance.ELD (Extra Low Dispersion) glass elementsTwo ELD glass elements in the front lens elements reduce chromatic aberration to a minimum and also ensure sharp, quality images of high contrast. Rotatable drop-in filterThe lens features a drop-in 46mm filter holder in the rear part of the lens barrel, which can be rotated to facilitate the use of filters, including a polarizing filter.HSM (Hyper Sonic Motor)The AF drive features Sigma's ultra-quiet and high-speed Hyper Sonic Motor (HSM).Inner FocusInner focusing retains external dimensions for ease of handling.Specification:Lens Construction: 12 Elements in 9 GroupsAngle of View: 5 degreeNumber of Diaphragm Blades: 9pcsMinimum Aperture: F32Minimum Focusing Distance: 400cmMaximum Magnification: 1:7.7Filter Size: 46mm (drop-in type)Dimensions: Diameter 123mm x Length 350mmWeight 3150g

Price: £3759.00 from Jessops