The KAF-4320 is a 4.35-megapixel M/C image sensor manufactured by On Semi (Kodak,Truesense). It delivers a 2084 × 2085 pixel array with a 24 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 70.75 mm diagonal with a 2084:2085 aspect ratio, placing it in the large-format category used in cinema, scientific, and aerial imaging. With 24 µm pixels, the sensor features large pixels optimised for high sensitivity and dynamic range in low-light and scientific applications.