Understand your contact lens prescription through our easy-to-read guide. Validated by experts at Feel Good Contacts. Shop without a prescription with us.
When your prescription expires, you won't be able to buy more replacement contact lenses until your eye doctor updates it. This typically will require an eye exam to insure that contact lens wear isn’t affecting the health of your eyes and to see if you require a change in the power of...
How to Read Your Contact Lens Prescription Definitions Brand the name of your contact lenses OD your right eye OS your left eye Power (PWR) the strength of your contact lens Base Curve (BC) the inside curve of your lenses Diameter (DIA) the size of your contact lenses (Astigmatism Only...
How to Read a Contact Lens Prescription After your contact lens exam (or fitting), you’ll receive a prescription similar to an eyeglass prescription, but with a few additional columns that are specific to contact lenses. Identify which eye you are reading a prescription for. The right eye ...
Eyeglass lenses are positioned at a distance from the eyes, while contacts rest directly on the eyes. That distance affects the lens power required for eyes to focus properly. In addition to the information in an eyeglass prescription, a contact lens prescription must specify the base (central)...
Because of this and how bent light travels before it enters the eye,there is a complicated formula that can be used to calculate an approximate contact lens prescriptionfrom a glasses prescription, but it doesn’t always work out to be correct. You wouldn’t want to solely use that calculati...
Contact UsHow to Read Your Prescription (RX)Share: When you get your eye prescription from your doctor, you may be confused by the tables, abbreviations, and numbers on it. What do they all say on the prescription? How to read your prescription is also very important for buying prescription...
Reading the contact lens power On the contact lens box, read the prescription information from left to right.The prescription should unfold in the following way: Eye, Power (sphere), BC, Dia and Brand. The Eye column will contain either OD, OS or OU, which mean right eye, left eye or...
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ll be asked to do things like cover one eye and read an eye chart or else look up and down while the doctor looks into your eyes. There’s even a glaucoma test that they might do with you. Make sure to bring your current or previouscontact lensprescription if you have one and your...