5 Key Takeaways

• 1

  There is no definitive evidence of vision-correcting spectacles in the ancient world, with early uses primarily for protection against bright light.

• 2

  The first spectacles with convex lenses were likely manufactured in Pisa around 1286, consisting of two lenses connected by wood or horn.

• 3

  The oldest known illustration of spectacles features Cardinal Hugh of Saint-Cher, who died in 1263, before their invention.

• 4

  The claim that Salvino d’Armato invented spectacles is considered dubious by modern historians, with evidence suggesting otherwise.

• 5

  Modern spectacles, characterized by a frame connecting two lenses, likely developed in England during the 18th and 19th centuries.