Development of eyeglasses - Deepstash

Development of eyeglasses

  • In the 14th century, Venetian craftsmen made eyeglasses. The lenses were convex to correct far-sightedness.
  • In 1451 Nicholas of Cusa from Germany produced concave eyeglass for near-sighted people.
  • In the 17th century, frames of steel were invented.
  • British optician Edward Scarlett invented eyeglasses where the frame could be placed over the ears and nose.
  • Benjamin Franklin invented bifocals.
  • In 1827, Sir George Biddle Airy invented glasses to correct astigmatism.
  • In 1971, a lens was developed which combined plastic with glass.

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