Difference between revisions of Reduction
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Your [[Normalized]] and [[Differentials]] [[Lenses]] power should steadily reduce in power over time. (+0.25 for myopes, -0.25 for hyperopes, moving towards 0) | Your [[Normalized]] and [[Differentials]] [[Lenses]] power should steadily reduce in power over time. (+0.25 for myopes, -0.25 for hyperopes, moving towards 0) | ||
Generally, the [[correction]] should be a quarter diopter weaker than needed to see clearly, which provides a slight [[blur]] stimulus for change, although trading 0.5 cyl for 0.25 sph is also possible. | Generally, the [[correction]] should be a quarter diopter weaker than needed to see clearly, which provides a slight [[blur]] stimulus for change, although trading 0.5 cyl for 0.25 [[spherical equivalent|sph equivalent]] is also possible. | ||
==When to reduce== | ==When to reduce== | ||