Electronic paper, otherwise known as ePaper, is a miraculous display technology — it’s able to digitally approximate the reflective and visual properties of a physical sheet of paper, and it can do so with convincing accuracy. When compared with other modern display technologies like LCD and OLED, ePaper is undeniably the superior choice in certain circumstances: eReaders, note-taking pads, retail price labels, and billboards spring to mind as ideal use cases for the tech.
Today, the undisputed leader of the ePaper scene is the E Ink company, which is responsible for many of the ePaper panels currently found in consumer products on the market. E Ink has been so successful, in fact, that the brand is synonymous with ePaper as a whole, similar to how Kleenex is synonymous with tissues, and Band-Aid is synonymous with bandages.
ePaper technology has rapidly improved in recent years, with colored displays now available on the market. One of the biggest weaknesses of E Ink, its relativel
