Projection - colour television system with a projection screen, three cathodes beam bending and three lens systems

摘要

PURPOSE:To minimize the brightness of the composite picture and to dissolve the color shading, by arranging the CRT' s which share the parts of R (red) and B (blue) across the CRT of the center light source which shares the part of G (green) and then giving the luminance modulation correction only to the CRT's at both sides.