FIELD: medicine.
SUBSTANCE: method involves applying multifocal stigmatic non-prismatic negative-positive spectacle lenses having refraction in upper part from -0.25 D to -3.5 D and in the lower part from +0.25 D to +3.75 D with lower part difference being equal to +0.5-+4.0 D.
EFFECT: wide range of spectacle lenses application in treating myopia cases.
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Authors
Dates
2007-08-10—Published
2005-02-14—Filed