Difference between revisions of Vertex distance
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→Calculation: Minor correction.
Viceroy Sam (talk | contribs) (→Calculation: typo) |
(→Calculation: Minor correction.) |
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==Calculation== | ==Calculation== | ||
{{Notice|Advanced, this information | {{Notice|Advanced, this information may not apply. See above.}} | ||
The effect of vertex distance on the perceived diopter strength of your glasses can be expressed by: | The effect of vertex distance on the perceived diopter strength of your glasses can be expressed by: | ||