The S8664-1010 from Hamamatsu Photonics is a Photodiode with Wavelength Range 320 to 1000 nm, Capacitance 270 pF, Dark Current 10 to 100 nA, Responsivity/Photosensitivity 0.24 A/W, Active Area Diameter 100 mm2. More details for S8664-1010 can be seen below.