SãoA7R IV is designed on the basis of the cameras of Sonia Micro-Paper, using the newly developed approximately 61 million active video camera sensors, Exmor RTMCMOS, with a dynamic range of 15-grade 1, with a high-speed combination of 10 seconds 2 and 567 parallel testing spots, supports real-time tracking 3 and video real-time viewing 4 and has made numerous improvements in the design and control of mobile phones. Alpha 7R IV defines the balance between high-quality and high-speed pictures,...