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Choosing the right size is the key to ensuring you're getting the right fit. If you want to find a suitable size, you can check the size of your current frame, or measure your current frame yourself.
Our Frame Sizes
Due to the different measurements methods, the measurements printed on the inside of the temple arm may vary from those showing on our website. We suggest you measure your frame dimensions to make sure your new glasses correctly fit your face.
Size
Frame Width(mm)
Narrow
128mm
Medium
129mm-138mm
Wide
≥39mm
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Frame Width
Frame width is the measurement horizontally across the back of the frame,height requirements for single vision prescription correctly fit your face.
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Lens Width
Lens width is the horizontal width of each lens at its widest point.
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Lens Height
Lens height is the bertical distance of the lens at its tallest point.If you want to order progressive, the lens height of the frame should be at least 33mm.
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Bridge Width
Bridge width is the shortest distance (in millime-ters) between your two lenses.
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Temple Length
Temple Length is the length of the temple to its temple tip,including the bend that sits on your ear
PD is the distance between your two pupils in millimeters. Having a correct PD on your glasses ensures that you are looking through the ideal spot in your lenses. If there is no PD on your prescription, you can check it with your doctor or measure it yourself.
SPH(Sphere)
Sphere(SPH) refers to the refractive correction in the prescription. Minus(-) values are for nearsightedness, and Plus(+) values are for farsightedness. If "PL" or "Plano" is written for the either SPH on your prescription, then you should select "0.00".
CYL(Cylinder) & Axis
Cylinder(CYL) refers to astigmatism. It can be either positive(+) or negative(-). Axis is recorded as an angle in degrees, between 0°and 180°. Therefore, if there is a CYL value on your prescription, then there must be an Axis for it.
If "DS" or "SPH" is noted for the either CYL on your prescription, it means you have no astigmatism.
ADD(Addition)
The number sometimes written as "NV" or "Reading Addition" refers to near vision and is used for multifocal lenses and readers.
Prism
Prism is power, measured in diopters, used to correct vision displacement, like double vision or an eye turn. Most eyeglass prescriptions do not have prism correction. A prescription with prism will have two values per eye: a Prism (power) and Base (direction).
Please confirm whether your prescription data matches. If it is correct, please click 'Confirm' to continue.
