Chsi bf bifocals

Evolution of Eyeglasses

  • Jan 1, 1000

    Discovery of the Lens

    Convex pieces of glass and rock known as "reading stones" allow for people in this time period to see better. At this point, glasses are not wearable.
  • Mar 5, 1284

    First Eyeglasses Acredited to Salvino D'Armate

    First Eyeglasses Acredited to Salvino D'Armate
    Salvino D'Armate invents the first pair of WEARABLE eyeglasses in Pisa, Italy.
  • Period: to

    Germany Makes Finest Lenses

    European countries begin to experiment with different styles and shapes of frames during this time period, Germany being known for its "most superior" frames.
  • Creation of first present-day Style Eyeglasses

    Creation of first present-day Style Eyeglasses
    Edward Scarlett creates the first pair of eyeglasses intended to be worn across the face, held above the ears.
  • Period: to

    Monocles Made Popular

    In the 18th century, monocles were produced and made very popular in European countries, especially in Germany and Russia by the mid-19th century.
  • Let There Be Light! (Or, not)

    Let There Be Light! (Or, not)
    It was on this year that London optician Benjamin Martin crafted eyeglasses designed to lower the amount of blinding light that broke through the lenses to the wearer's eyes.
  • Adjustable and Additional Lenses Patented

    Adjustable and Additional Lenses Patented
    Optician Addison Smith makes first spectacle patent in London for two additional lenses hinged above the distance correction and able to be adjusted for fitting. He made a total of four lenses.
  • Innovation of Bifocals

    Innovation of Bifocals
    Benjamin Franklin, of the U.S.A., developes the first pair of bifocals. This allows the wearer to see through 2 types of lenses (one for up-close use, the other for far-away use).
  • Theatre Binoculars

    Theatre Binoculars
    It was this year that theatre binoculars became popularly available; making sight of the stage very clear, even to those farthest back in the audience. Extentable versions very popular in the 50's.
  • Lenses Aid Astigmatism

    Lenses Aid Astigmatism
    George Airy, British astronomer, creates the first lenses that actually correct astigmatism with the wearer.
  • Oldest Spectacle Case?

    Oldest Spectacle Case?
    In this year, in Freiburg, Germany, the oldest spectacle case was discovered under the floorboards of an old townhouse. It was made of wood.