Sony G Master FE 24-70 mm F2.8 GM Full-Frame E-Mount Standard Zoom Lens: Explore the versatility this Sony 24-70mm F2.8 GM camera lens brings to your photography, whether your shoot for fun or profit. This full-frame lens features a constant maximum aperture so that you can take incredible action. Direct Drive SSM offers quiet operation which is ideal for video and lets you focus this standard Sony 24-70mm F2.8 GM camera lens quickly.