STANDARD 1.5:
These are basic lenses that have a refraction index of 1.5. They are the simplest lenses and are included in the frame price! Suitable for prescriptions of SPH (-4 to +4) and CYL (+/- 2).
STANDARD 1.56 Thin:
These are basic lenses that have a refraction index of 1.56. They are basic thin lenses ! Suitable for prescriptions of SPH (-5 to +4) and CYL (+/- 2).
POLYCARBONATE LENSES 1.59:
These lenses are thinner and lighter than conventional plastic eyeglass lenses. Polycarbonate lenses are up to 10 times more impact-resistant than regular plastic lenses thereby making these lenses an excellent choice for children’s glasses, sports eyewear and safety glasses. These lightweight lenses also offer 100% UV (ultraviolet). Suitable for prescriptions of SPH (-6 to +4) and CYL (+/- 2).
Thinner 1.61:
Standard RX. These lenses contain a high index of 1.6. These lenses are most suitable for strong RX and multifocal prescription. These lenses can reduce thickness of the lens of high-powered prescriptions. They also make the lenses lighter and more comfortable. The thinner 1.61 lenses are recommended for prescription up to SPH -7 .
ULTRA THIN 1.67:
These lenses contain a high index of 1.67 and can reduce thickness of the lens of high-powered prescriptions. They also make the lenses lighter and more comfortable. Most suitable for prescriptions of: SPH (-12 and up) and CYL (+/- 2).