E 16-55mm F2.8 G SEL1655G Sony genuine E16-55 F2.8 lens for APS-C size. Mount...αE mount system Full size compatible...Full size not available Focal length (wide side)...12mm to less than 18mm Focal length (tele side)...50mm to less than 70mm Open F value...2.5 to less than 3.0 SONY E16-55mm/F2.8.