Yingfa OK3800AF corrective optical miopia swimming goggles

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Yingfa OK3800AF corrective optical miopia swimming goggles

RD$ 1,177.00

Disponibilidad: En existencia

Style Number: OK3800AF

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Vista General Rápida

Yingfa optical corrective swimming goggles with prescription lenses

* Campos requeridos

RD$ 1,177.00

Detalles

Yingfa OK3800AF optical corrective swimming goggles with prescription lenses * Goggles degree -2.0 ~ -7.0 * Anti-Fog,U.V protection lens. * Come with extra nosepieces, so you can get that perfect fit . * Carrying case give the goggle more protection. How to select the correct lens? *Based on your recent glasses prescription as a main guideline. *The calculation formulas for your corrective goggle lens are as below. These two equations are basically the same, except the terms are different. (A) Sphere + 1/2 Cylinder = Goggle Diopter (B) Myopia + 1/2 Astigmatism = Goggle Diopter Below are brief explanations for these terms: 1)OD: Right eye 2)OS: Left eye 3)Myopia or Sphere: Nearsighted degree of weakness 4)Astigmatism or Cylinder: Degree of astigmatism Since corrective goggles are pre made, they do not cover all diopters,if your calculation fall between 2 steps diopters (-4.75),you always pick the lower diopter(-4.5). This way it will giveyou less stress on your eyes.

Información Adicional

Country of Origin China

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