The standard Merope CCD. Back illuminated, NIMO (non-MPP, higher dark current), deep depletion (for increased red sensitivity and decreased red fringing).Model: CCD42-40-1-D31Manufacturer: e2vPixels N: 2048Pixels M: 2048RON: 3 electronsPixel size: 14 umPhysical width: 28 mmPhysical height: 28 mm