Key Products: EDS SDD Detectors; FAST SDD Detectors; XRF Systems Introducing state-of-the-art FAST SDD detectors for EDS use with SEMs and XRF. Large area of 70 mm2 with typical resolution of 123 eV FWHM at 4 ?s and Peak to Background ratio of 26,000/1 and 2,000,000 cps at 0.2 ?s peaking time. Patented “C Series” X-ray windows allow low energy response that extends down to Beryllium. Other uses include accelerator applications with linear motion adjustment in UHV environment. Amptek detectors are the #1 choice of OEMs worldwide.