infrared industrial thermometer specification temperature range -32˚c~1250 c display accuracy ±1.8˚c or ±1.8% repeatability ±0.5˚c or ±0.5% display resolution 0.1(when<10˚c :0.2) distance to spot size 50 : 1 response time 250ms(95% of reading) spectral response 8 µm to 14 µm display hold 8 seconds ˚c/˚f selection yes emissivity digitally adjustable from 0.10 to 1.00 by 0.01