Advanced Photonix Red Enhanced Silicon Photodiodes offer a variety of features and packages for numerous applications. The SD113-24-21-021 is a red enhanced Bi-Cell silicon photodiode with a gap of 100µm. It is ideal for accurate nulling, centering, or measuring small positional changes packaged in a hermetic TO-5 metal package. The SD 197-23-21-041 is a red enhanced quad-cell silicon photodiode used for nulling, centering, or measuring small positional changes packaged in a hermetic TO-8 metal package.
