The S13101 is a 1.31-megapixel monochrome CMOS image sensor manufactured by Hamamatsu Photonics. It delivers a 1280 × 1024 pixel array with a 7.4 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 12.13 mm diagonal with a 0.211111111 aspect ratio, matching the 2/3-inch optical format common in professional machine vision cameras. With 7.4 µm pixels, the sensor features mid-range pixel pitch balancing sensitivity and resolution for industrial inspection and machine vision.