Choose your Vision
Use Our Exclusive Underwater Lens Calculator Tool
Underwater, light bends differently and can make your usual prescription feel too strong. We lower it slightly to prevent overmagnification. Step 1: Enter your prescription to find your recommended underwater lens strength
[−] minus for Myopia (nearsighted), [+] plus for Hyperopia (farsighted).
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Right CYL
Check your CYL value and its + or − sign. Select 0.00 if you have no astigmatism.
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Left CYL
Your Recommended Underwater Lens Strength
Right (OD)
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Left (OS)
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This is your recommended starting strength. If unsure, email us your prescription and we will confirm.