The IMX521 is a 15.29-megapixel CMOS image sensor manufactured by Sony. It delivers a 4788 × 3194 pixel array with a 7.52 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 43.282 mm diagonal with a 2394:1597 aspect ratio, placing it in the large-format category used in cinema, scientific, and aerial imaging. With 7.52 µm pixels, the sensor features mid-range pixel pitch balancing sensitivity and resolution for industrial inspection and machine vision.