The Alpha a7 Mirrorless Digital Camera with'FE 28-70mm f/3.5-5.6 OSS Lens from Sony incorporates a full-frame Exmor CMOS sensor into an E-mount body thus providing the light gathering'capability and detail-rich imaging of a full-frame sensor with a compact, lightweight and versatile mirrorless interchangeable lens'camera'system. The 24.3MP sensor'enables'high resolution images and low light effectiveness with its standard'ISO sensitivity range of 100-25600.