By Stephen Beech

Blind people have been able to read again thanks to a tiny eye implant half as thick as a human hair.

The pioneering device paired with augmented-reality glasses restored vision to older people who had lost their sight as a result of an untreatable eye condition .

The results of clinical trials showed that 84% of participants were able to read letters, numbers and words using prosthetic vision through an eye that had previously lost its sight due to age-related macular degeneration (AMD).

Those treated with the device – 30 micrometers or 0.03 millimeters thick – could also read, on average, five lines of a vision chart – even though some participants could not even see the chart before surgery.

The revolutionary new implant is the first ever device to enable people

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