BC: BC stands for base curve , which is the curvature of your contact lens (you wouldn't find this abbreviation on a glasses prescription). It's measured in millimeters (mm) and should align well with the curvature of your eye. It's always a number between 8 and 9.
11 окт. 2024 г.
The 'BC' or base curve measurement indicates the back curvature of your contact lens, in millimetres. This is important for comfort, as the BC of your contact ... |
1 дек. 2023 г. · BC in the context of contact lenses refers to the Base Curve, a crucial measurement that determines the curvature of the lens. |
30 мая 2023 г. · On your prescription or lens packaging, the base curve is often labelled BC or BOZR (base optic zone radius), and the diameter is usually ... |
Prescription Help - Contact Lenses from Walmart Contacts www.walmartcontacts.com › prescription-help
Eye - Which eyes the prescription line item is for. · SPH - Sphere (this can also be referred to as Power or PWR) · BC - Base Curve (usually a number between 8 ... |
11 июл. 2024 г. · It's a shorthand for the measurement of the interior curvature of the lenses. For obvious reasons, this makes a difference in the overall fit and function of ... |
24 июл. 2024 г. · The base curve refers to the curvature of the back surface of the lens, while the diameter is the width of the lens. |
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