how to read contact prescription on box
Locate the prescription on the side of the box as seen below:Read the measurement of the diameter (DIA), given in millimeters; this is the distance from one edge of the contact lens to the other. Read the power (PWR) of the lens strength (it may be different for each eye), measured in diopters.
People also ask
How do you read a prescription for contact lenses?
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 both eyes, respectively.
How do I Read my Prescription?
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 both eyes, respectively. This tells you what eye the prescription is for. Read the next column, which will be the power of the contact for that eye.
Are my contact prescriptions the same as my doctor’s prescriptions?
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. 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 do the numbers on the prescription line items mean?
Eye – Which eyes the prescription line item is for. BC – Base Curve (usually a number between 8 and 10) DIA – Diameter (usually a number between 13 and 15) SPH – Sphere (referred to as Power or PWR can be a negative or positive number) Brand – The brand name or type of contact lens that your Eye Care Provider has fitted you for.