GB/T 43979-2024 Translated English of Chinese Standard (GB/T 43979-2024, GBT43979-2024): valuation methods for visual comfort of indoor LED displaysThis document describes the light comfort evaluation method for indoor LED display (hereinafter referred to as "LED displays"). This document is applicable to the evaluation of light comfort of LED displays. |
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16 adjacent pixels According to Figure according to formula ambient illumination changes Average brightness Background illumination blue field candela per square center point CESI chromaticity non-uniformity color luminance meter colored light source comfort of indoor conditions The test display is tested display remains unchanged display to ambient document Evaluation method eye height field chromaticity coordinates follows GB/T green field highest brightness level highest grayscale level imaging brightness meter indication error indoor LED display LED display remains LED display shows LED displays SJ/T less than 16 light comfort Lmax lux lx maximum luminance maximum value meter to test meter's acquisition range method to test normal line observation line observer's position obvious colored light Oscilloscope photoelectric sensor red field Schematic diagram severe Shenzhen Slight specified white field square meter cd/mē steps The test subjective feelings Test conditions Test steps Unless otherwise specified visual refresh rate waveform white field chromaticity yellow field Zhejiang