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Induced Prism Calculation

Fill in the input fields and then press the Calculate button in order to compute the prism induced by decentering a sphero-cylinder lens using Prentice's rule. Use negative (-) values for decentration down or for decentration out.

Induced Prism Calculation Form

Right Eye or Left?
Sphere Power (D)?
Cylinder Power (D)?
Cylinder Axis (°)?
Decentration Up (mm)?
Decentration In (mm)?
Induced Prism (Δ):
0.00 --- & 0.00 ---