The GC6123 is a 0.08-megapixel CMOS image sensor manufactured by Galaxycore Microelectronics. It delivers a 244 × 328 pixel array with a 2.8 µm pixel pitch, providing efficient photon collection at each photosite. The optical format spans a 1.145 mm diagonal with a 61:82 aspect ratio. With 2.8 µm pixels, the sensor features very fine pixel pitch targeting maximum spatial resolution in microscopy and metrology systems.