ในบางรายที่มีผิวบอบบาง อาจเกิดผิวไหม้ได้ แต่มีโอกาสน้อยมาก NIST Calibrations The manufacturing unit performs calibrations for the suitable wavelength selection of your spectrometer employing NIST traceable calibration lamps (calibration service including IRRAD-CAL have to be purchased with spectrometer and good measurement add-ons) Quick shipping and delivery: most program can be cali... https://kinkyy852jnp3.wikimeglio.com/user