The Sony E 55-210mm f/4.5-6.3 OSS Lens features extra-low dispersion glass, a broad zoom range and aluminum alloy construction. On an APS-C camera, this zoom lens has a 82.5-315mm focal length range, suitable for event photography and portraiture alike. Internal focusing and linear motor-driven AF system help create responsive yet quiet focus while minimizing mechanical noise. Additionally, a separate manual focusing ring capable of Direct Manual Focus allows seamless transitions from AF to manual focusing.