People love the rainbow of ROYGBIV colors: red, orange, yellow, green, blue, indigo and violet. Human eyes perceive visible light as this array of colors. You may notice that some colors you can ...

E Ink has demonstrated Spectra, a new type of display that adds a third color to the company’s grayscale electronic paper found in e-readers such as the Kindle. The current Spectra screens feature ...

BILLERICA, Mass.--(BUSINESS WIRE)--E Ink (8069.TWO), the originator, pioneer, and global commercial leader in digital paper technology, today announced the launch of E Ink Spectra 3100 Plus five-color ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Understanding color temperature is not a daunting task. What can be intimidating is being on ...

One of the best visualizations ever produced of the spectrum of light from our glorious Sun reveals some mysterious holes in its array of colors. Most of the thousands of dark Fraunhofer lines in the ...

Scientists have used a new lens to focus all the colors of the rainbow into one point. This is the first time a single lens has been used to focus the entire spectrum of light, including white light.

Electronic shelf labels will soon have a dash of fresh new colors thanks to the launch of E Ink’s new four-color E Ink Spectra 3100 platform. The new display tech will have support for black, white, ...