The PAS6375 is a 0.31-megapixel CMOS image sensor manufactured by PrimeSensor (PixArt). It delivers a 640 × 480 pixel array with a 4.2 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 3.36 mm diagonal with a 0.16875 aspect ratio. With 4.2 µm pixels, the sensor features compact pixel pitch suited for high-resolution imaging in space-constrained camera designs.