30-07-2019 15:46 via twitter.com

Scientists create contact lenses that zoom on command https://engt.co/2SU1Qn5 pic.twitter.com/GqNZD7lAuU

Scientists create contact lenses that zoom on command https://engt.co/2SU1Qn5 pic.twitter.com/GqNZD7lAuU

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