The S10783 from Hamamatsu Photonics is a Photodiode with Wavelength Range 330 to 1040 nm, Capacitance 4.5 to 9 pF, Dark Current 0.01 to 1 nA, Responsivity/Photosensitivity 0.41 to 0.52 A/W, Active Area Diameter 0.8 mm. More details for S10783 can be seen below.