Digital signage

One of the major ticks in the plus column of ePaper is that it only requires power when the content is refreshed. The battery in Samsung's latest display could last for more than 28 weeks if new content is loaded in once per day.

E Ink demonstrated a new flavor of its Kaleido color electronic paper technology at ISE 2025 back in February, which is designed for big outdoor displays. Now the company has announced a 75-inch display featuring its color-rich Spectra 6 ePaper.

For the past few years, we've seen a bunch of e-readers and e-notes featuring E Ink's Kaleido 3 technology. But if you thought that this color ePaper was limited to handheld devices, think again. E Ink has now shown off 75-inch outdoor displays.

Back in 2014, we saw some of the first examples of color E Ink display technology. The first full color gamut support came a couple of years later, and now the color gamut and contrast has been bumped up again for E Ink Gallery Plus.

Mitsubishi Electric has installed a gigantic, 20 foot spherical OLED display at Tokyo's National Museum of Emerging Science and Innovation.