The IMX321 is a 20.67-megapixel CMOS image sensor manufactured by Sony. It delivers a 5568 × 3712 pixel array with a 4.2 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 28.106 mm diagonal with a 0.126388889 aspect ratio, suitable for medium-format and high-end machine vision systems. With 4.2 µm pixels, the sensor features compact pixel pitch suited for high-resolution imaging in space-constrained camera designs.