Spherical Equivalent Calculator
Please enter valid sphere value
Please enter valid cylinder value
Axis must be between 0° and 180°
Original Prescription:
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Spherical Equivalent:
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Calculation Details
Sphere (SPH):
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Cylinder (CYL):
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Axis:
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CYL ÷ 2:
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Formula
SE = Sphere + (Cylinder ÷ 2)
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