History of Spectacles

Description

ABOC Study: History
Terry Mumma
Flashcards by Terry Mumma, updated more than 1 year ago
Terry Mumma
Created by Terry Mumma over 5 years ago
2
1

Resource summary

Question Answer
Though there is earlier evidence of spectacles, the invention is credited to this inventor in 13th century Florence Salvino d'Armati
It was not until the 16th century that lenses of this type were developed minus (or concave) lenses for treating Myopia (nearsightedness)
this type of spectacle lenses were not developed until the 19th century toric lenses for treating astigmatism
bifocals were invented in the 18th century by this famous American polymath Benjamin Franklin
Show full summary Hide full summary

Similar

Glassware
LisaMarie Woody
Digital Photography
Kim Smith
Girls' and Boys'Education - A Mind Map Nikki and Mikayla
nikkifulps
Organelles and their functions
handrews
AQA GCSE Physics Unit 2.3
Matthew T
The Many Conjugations of Spanish! Wow!
hannahkathryn5
PuKW - STEP 1 (mögliche Prüfungsfragen/Prüfungsvorbereitung)
Steven Lee
Ch. 2 Ancient Mesopotamia & Egypt
msandovalbarrios
Cells And Cell Techniques - Flashcards (AQA AS-Level Biology)
Henry Kitchen
Why did the Cold War begin?
n.mcdonald
Siege bank callouts
niklas weckerle