The Origins of E-Ink

Some of us contributors to the blog are Kindle users. We all have friends that are obstinate book-handlers and would never give up the feeling of rustling pages or the musty smell of yellowing paper, and we understand the appeal, but sometimes the convenience of having several books packed into one slim package is too much to give up. But one thing we’ve taken for granted is the relatively new technology of e-ink. How does it work? When was it invented? Chau Tu reports for Science Friday in an article from a few weeks ago:

When Amazon introduced its first Kindle back in 2007, it raved about the e-reader’s “crisp, high-resolution electronic paper display that looks and reads like real paper, even in bright sunlight.” The tablet did not use the LCD screens that most consumers saw on their laptops or TVs. “It reflects light like ordinary paper and uses no backlight, eliminating the eyestrain and glare associated with other electronic displays such as computer monitors or PDA screens,” Amazon boasted.

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