All three are genuine E Ink color technologies, but only one of them is actually built for commercial signage. The other two were designed for handheld reading devices, and that...

If you've noticed a price tag, transit sign, or e-reader screen that looks like ink on paper — no glow, readable in direct sunlight, seemingly not using any power —...

If you've settled on color e-paper for your signage or product, you'll run into this choice fast: E Ink Spectra 6 or ChLCD? Both use reflected ambient light instead of...