... Microprocessor control, 16 times; 2.LCD display 3.Auto zero and auto 100%T adjustment provided CE Certified Wavelength: 320~1100nm ... :1 Microprocessor control, 16×2 LCD display2 Auto zero and auto 100%T adjustment provided3 Calibration curve can be ... 30min (at 500nm, after warming up)Operation mode: T, A, C, EPhotometric range: -0.3~3ADisplay: 16X2 LCDDetector: Silicon PhotodiodeLight ...