Why Is My Contact Prescription Stronger Than My Glasses?
Discover why contact lenses require a stronger prescription than glasses and the science behind it.
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Contact lens prescriptions tend to be stronger because they sit directly on the eye, requiring more exact correction. Glasses lenses sit about 12mm away, creating a different focal point. This discrepancy often necessitates a stronger prescription for contacts to achieve the same level of visual correction.
FAQs & Answers
- Why do contact lenses need a different prescription than glasses? Contact lenses sit directly on the eye, necessitating a stronger prescription to achieve accurate vision correction.
- Can I use my glasses prescription for contact lenses? No, you will need a separate contact lens prescription as the measurements differ based on how the lenses sit relative to your eye.
- What is the distance between glasses and the eye? Glasses typically sit about 12mm away from the eye, which affects the focal point and vision correction required.