EYRIE YJ82011 48 C1
"The index number is a measurement of how efficiently a lens material bends light, which determines the lens's thickness and weight. A higher index number means the lens is thinner and lighter, making it the best choice for stronger prescriptions, while a lower index is suitable for weaker prescriptions and is more affordable."
EYRIE YJ82013 49 C1
"The index number is a measurement of how efficiently a lens material bends light, which determines the lens's thickness and weight. A higher index number means the lens is thinner and lighter, making it the best choice for stronger prescriptions, while a lower index is suitable for weaker prescriptions and is more affordable."
EYRIE YJ82014 51 C1
"The index number is a measurement of how efficiently a lens material bends light, which determines the lens's thickness and weight. A higher index number means the lens is thinner and lighter, making it the best choice for stronger prescriptions, while a lower index is suitable for weaker prescriptions and is more affordable."
EYRIE YJ82016 54 C1
"The index number is a measurement of how efficiently a lens material bends light, which determines the lens's thickness and weight. A higher index number means the lens is thinner and lighter, making it the best choice for stronger prescriptions, while a lower index is suitable for weaker prescriptions and is more affordable."
EYRIE YJ82017 55 C1
"The index number is a measurement of how efficiently a lens material bends light, which determines the lens's thickness and weight. A higher index number means the lens is thinner and lighter, making it the best choice for stronger prescriptions, while a lower index is suitable for weaker prescriptions and is more affordable."
