Sigma 500mm f45 EX DG Sony A KonicaMinolta 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.Inner FocusInner focusing retains external dimensions for ease of handling.SpecificationLens Construction 12 Elements in 9 GroupsAngle of View 5 degreeNumber of Diaphragm Blades 9pcsMinimum Aperture F32Minimum Focusing Distance 400cmMaximum Magnification 17.7Filter Size 46mm drop in typeDimensions Diameter 123mm x Length 350mmWeight 3150g