Texas Instruments
Part number: OPT101P-J
Function: Photodiode with integral transimpedance amplfier (this considerably eases problems with leakage current errors, noise pickup and gain peaking)
Design light frequency 650nm (Red spectrum)
8 pin DIP package but that J suffix is very important, these are referred to as J leads, they are intentionally bent up into the shape of a J (funny enough)
Datasheet is readily available online or I can provide one (if requested)
New unused, old stock and stored in the suitable ESD safe material
Condition exactly as described
Non-returnable product unless dead on arrival advised within 7 days