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Squint angle and prism power
Health - Hear and see
Tuesday, 01 April 2008 19:57

With this calculator you can convert a squint angle into the power of a prism for your glasses and the other way around.

To compute either the squint angle or the prism power enter or change the value in the other field and then click outside that field.

The squint angle is usually equally corrected by both glasses, so usually each of your glasses corrects half the squint angle.

Power prism (diopter):
Degrees squint angle (-90..+90):