I thought they were 300dpi panels, but that the dpi was halved in color mode? I'm curious what color filters they have. Perhaps each 2x2 pixel has 3 filtered do

I thought they were 300dpi panels, but that the dpi was halved in color mode? I'm curious what color filters they have. Perhaps each 2x2 pixel has 3 filtered dots (RGB) and one fully transparent dot?