The C30659-1060-R8BH from Excelitas Technologies is a Photodetector with Wavelength Range 400 to 1100 nm, Supply Voltage 275 to 425 V, Rise Time 2 ns, Bandwidth 175 to 200 MHz, Active Area Diameter 0.8 mm. More details for C30659-1060-R8BH can be seen below.