EpiTT/EpiTwinTT/EpiTripleTT 1. In-situ monitoring during LED epitaxy run: > emission and reflectance > growth rate >..
Pyro 400 (for Planetary MOCVD) 1. In-situ monitoring during LED epitaxy run: > surface true temprature especially for GaN on P..
AbsoluT 1. No need the complicated eutetic wafer but using 950nm standard light source for temp calibration ..