keen eyed

/ˌkiːn ˈaɪd/
adjective
  1. Having very sharp, observant vision; able to notice small details or see things clearly from a distance.
    • The keen-eyed detective spotted a single hair on the carpet that everyone else had missed.
    • Keen-eyed birdwatchers can identify a species by the shape of its wing even from far away.
    • My grandmother is still keen-eyed and can read the smallest print without glasses.
Antonyms
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