E Ink unveils Kaleido 4, its next-gen color e-paper tech, replacing the Kaleido 3 displays currently used by brands including Amazon, Kobo, and PocketBook
THE SO WHAT
Kaleido 4 improving color gamut, contrast, and brightness over Kaleido 3 means e-paper is creeping closer to LCD usability for note-taking and reading. If your product depends on long-battery, daylight-readable displays, this opens room for new SKUs and differentiated industrial designs.
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