Versatile telephoto zoom lens covering wide range of applications dt lens design optimised for cameras with aps c sensor light compact and easy to carry smooth autofocus motor sam for smooth af operation 55 200mm zoom lens f4 56 smooth autofocus motor sam for smooth af 35mm equivalent 825 300mm aperture range f40 45 for dt alpha minolta dslrs optimized for aps c image sensors smooth autofocus motor sam