InGaAS Photodiodes we have diameter from 75um-1cm.Regarding Spectral Response we have Standard 900-1700nm,Longer 900-2200nm longest 900-2700nm.Our Photodiode las low capacitance to impove the bandwidth performance and excellent low polarization-dependent resopnce.Our Various packaging flexibility:TO,SMT,Pigtails can meet your special requirements.