The AR1212 is a 12.76-megapixel M/C image sensor manufactured by On Semi. It delivers a 4120 × 3096 pixel array with a 4.2 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 21.645 mm diagonal with a 515:387 aspect ratio, corresponding to the 1-inch optical class used in industrial and broadcast cameras. With 4.2 µm pixels, the sensor features compact pixel pitch suited for high-resolution imaging in space-constrained camera designs.