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Latest Snellen chart Stories

2012-05-16 21:12:49

A method developed at the Hebrew University of Jerusalem for training blind persons to "see" through the use of a sensory substitution device (SSD) has enabled those using the system to actually "read" an eye chart with letter sizes smaller than those used in determining the international standard for blindness.


Word of the Day
palinode
  • A poem in which the author retracts something said in an earlier poem.
The word 'palinode' comes from Greek roots meaning 'again' and 'song'.
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