lens index

Lens thickness tutorial video Review our Six Lens Indexes
Knowing which Lens Index is right for you can be a tricky business. Our informative video explains everything so you can pick the perfect lens thickness for your prescription eyewear.

» Standard (1.5)

Standard lens (1.57)
Standard (1.5)

These conventional single vision lenses come free with all EyeBuyDirect frames and are recommended for prescriptions SPH (+/- 2.25 and below) and CYL (+/- 1.50 and below).

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» Thin and Lite (1.57)

Thin and lite lens(1.57)
Thin and Lite (1.57)

Lean and mean vision correcting machines! Thinner than 1.5 index lens, these 1.57 refractive index lenses are recommended for prescriptions SPH (+/-5.00 to +/-4.00) and CYL (+/-3.00 and below).

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» Polycarbonate (1.59)

Polycarbonate lens (1.59)
Polycarbonate (1.59)

These are our most durable and impact-resistant lenses that come complete with free UV Protection Coating. Kids and outdoor aficionados were made for these lenses. Polycarbonate 1.59 index lenses are recommended for all prescriptions.

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» Super Thin (1.6)

Super thin lens(1.6)
Super Thin (1.6)

Long gone are the days of glasses lenses as thick as bottle caps! These lenses compress high powered prescriptions to be so thin that everyone around you will be none the wiser. Super Thin 1.6 index lenses are recommended for prescriptions SPH (+/- 4.25 to +/-6.75) and CYL (+/-2.25 to +/-3.00).

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» Ultra Thin (1.67)

Ultra thin lens(1.67)
Ultra Thin (1.67)

Lightweight and hyper functional, these thin lenses insure that your eyes don’t look distorted. These 1.67 refractive index lenses are recommended for prescriptions SPH (+/- 7.00 to +/- 9.00) and CYL (+/-3.25 to +/- 4.00).

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» As Thin as possible (1.74)

As thin as possible lens(1.74)
As Thin as possible (1.74)

Any thinner and they’d vanish into thin air! Our thinnest lenses can be made for the highest prescriptions sold at EyeBuyDirect. These 1.74 refractive index lenses are recommended for prescriptions SPH (+/- 9.25 above) and CYL (+/- 4.25 to +/-6.00).

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