ในบางรายที่มีผิวบอบบาง อาจเกิดผิวไหม้ได้ แต่มีโอกาสน้อยมาก NIST Calibrations The manufacturing facility performs calibrations for the right wavelength choice of your spectrometer applying NIST traceable calibration lamps (calibration provider like IRRAD-CAL needs to be requested with spectrometer and proper measurement equipment) Quick supply: most program is usually calibrated and sh... https://ericc974nrt5.wikicarrier.com/user