Scientists Just Built an E-Paper Display With 25,000 PPI – Over 50 Times Sharper Than an iPhone
· gadgetreview.com · popularity 15/100 · 0 similar stories today
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Summary
Uppsala University's tungsten oxide metapixels hit 25,000 PPI on a pupil-sized display, advancing near-eye AR and VR tech with reflective, low-power operation.
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