Influence of variation of electrical parameters values of RGB LEDs on the radiation uniformity of LED displays at minimal luminosity grade - V. P. Veleshchuk; A. I. Vlasenko; Z. K. Vlasenko; V. V. Shinkarenko; Ja. Ja. Kudrik; P. O. Saj; V. V. Borshch (Technology and design in electronic equipment, 2017)