Contacts vs. Glasses Prescriptions: Are they the Same?

Contacts vs. Glasses Prescriptions: Are they the Same? Contact lens prescriptions and glasses prescriptions are not the same, although they do have many similarities.  Many of the measurements and values that are needed for a valid prescription are consistent and you’ll still need to get an eye exam from a licensed eyecare professional to make…

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Contact Lens Diameter: What is the Right Size?

Contact Lens Size: “Diameter” Meaning Every valid contact lens prescription for contact lenses includes the following:  Base Curve (B.C.) Power Diameter (Dia.)  Without the diameter measurement of a contact lens, your contact lens seller will have to deem your contact lens Rx as “invalid”.  The diameter of a contact lens is the edge-to-edge measurement of…

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Types of Contact Lenses (Style)

Do Contact Lenses Come in Different Styles? Yes. The most common type of contact lens worn today is the disposable contact lens, but it is not the only type of lens.  In the past, rigid gas permeable and yearly soft lenses were more common, but now are used by very few patients in comparison and…

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What is a Valid Eye Prescription?

If you have heard how important it is to have a valid eye prescription, you may wonder what that actually means. Here’s what a valid eye prescription means and how to ask for one from your eye doctor. According to the FDA.gov website, a valid eye prescription means: “When you get an eye exam, the…

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