Sigma 28 - 200mm F3.8 - 5.6 UC AF Auto Focus zoom lens . In full working order . No optical scratches or fungus , just minor dust etc . The external barrel is worn looking very common with this era of Sigma lenses ( see picture ) zero effect on function , just cosmetic and NOT sticky !! Caps supplied . This lens has the Minolta AF mount . 5 contacts . Free UK P&P  845