What Does Bc Stand For When Ordering Contact Lenses
Research suggests that it s important to double check that the contacts you receive are the same ones your doctor prescribed before you wear them.
What does bc stand for when ordering contact lenses. A lens with a base curve of 8 6 is steeper than a lens with a base curve of 8 9. What is the base curve bc of contact lens. If you see an ou on your label meaning ocular uterque it means the prescription is the same measurement in both eyes. Unlike glasses that sit about 12 mm from your eyes contact lenses sit on your eyes making the two prescriptions very important and very different.
Base curve bc of contact lens is to general measurement of the back surface of contact lens base curve of disposable soft contact lenses available in the market varies from 8 4 mm to 9 0 mm. This stands for base curve. Why your contact lens prescription is important. Many factors affect the size of a lens including the prescription and the diameter size across the lens so a base curve in one type of lens may be slightly different in another type or brand of contact 1.
Different individual have different curvature of their eyes. 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 lenses should match your eye s natural curve as closely as possible to ensure a better fit when you are wearing your contact lenses. It s the back curvature of your contact lens which is measured in millimeters.
This base curve determines what type of fit is required for the lens to meet the curve of your eye. It also means your contact lenses will be less likely. Os stands for ocular sinister the latin term for the left eye. There are several codes and figures on your contact lens prescription.
Od or ocular dexter is latin for the right eye. Use this guide to read your contact prescription. Typically a contact prescription contains a brand name lens base curve lens diameter and lens power so you can easily order the right corrective lenses. You can t get a prescription for contact lenses until your doctor has performed a fitting and evaluated your eyes response to contact lens wear.