Electrochromic retina E-paper: defining the ultimate display at the human vision limit

• A retina E-paper based on electrochromic materials achieves pixel densities exceeding the resolving power of the human eye, surpassing conventional emissive displays. • The reflective display leverages ambient light, avoiding the efficiency and luminosity issues of emissive technologies while maintaining high contrast at nanoscale pixel sizes. • The electrochromic retina E-paper overcomes the limitations of previous reflective displays, achieving video-rate refresh speeds and full color gamut, enabling dynamic content. • This breakthrough redefines the possibilities for ultra-high-resolution displays, offering a low-power, high-fidelity visual experience suitable for VR/AR and other near-eye applications.