The thinner and lighter lenses available. They are highly recommended if you have a strong eyeglasses prescription for nearsightedness, farsightedness or astigmatism.
Lightweight lenses are extremely impact resistant and also offer UV protection. A suitable choice for both children’s glasses and safety glasses. Available in the US only.
These lenses are half the weight of glasses lenses and still provide excellent optics and vision correction; however they are generally thicker than other standard plastic lens options.