Sharp had ads for Quattron on their Aquos TVs that pointed out that you couldn’t see all the amazing colors. It had/has an extra yellow subpixel on the screen.

Sharp had ads for Quattron on their Aquos TVs that pointed out that you couldn’t see all the amazing colors. It had/has an extra yellow subpixel on the screen. https://www.youtube.com/watch?v=M4DK1Yx4R6k https://www.youtube.com/watch?v=M4DK1Yx4R6k