- Alpha a7 Iii Mirrorless Camera -Perfection for all. Everything you need.Capture the peaks of more decisive moments with the a7 Iii from Sony, packing newly developed back-illuminated full-frame Cmos sensor and other advanced imaging innovations, high-speed response, ease of operation, and reliable durability that are ready for various shooting needs.Gain control of expressive freedomWith outstanding imaging capability and high-speed performance contained in a compact body, the a7 Iii gives you the power, precision, and flexibility to capture once-in-a-lifetime moments just as you like.Dramatically enhanced image qualityRendering scenes in realistic detailA newly developed back-illuminated image sensor and evolved image processing system fulfil various shooting needs with high-quality imaging capabilities that you would expect only of a full-frame camera.Newly developed sensor, evolved image processorA new version of the 24.