Acer AL1916 AL1916W Service Guide - Page 12

(3) Definition of Response Time (TR, TF): 100% 90% Gray Level 255 Optical Response 10% 0% Gray Level 0 Gray Level 255 TR TF Time (4) Luminance, Chromaticity and CCT Measurement Measurement System Setup: The LCD module should be stabilized at given temperature for 30 minutes to avoid abrupt temperature change during measuring. In order to stabilize the luminance, the measurement should be executed after lighting Backlight for 30 minutes in a windless room. LCD Module LCD Panel Center of the Screen Spectrometer (Minolta CS1000T ) 500 mm Light Shield Room (Ambient Luminance < 2 lux) 12