Igenzura rya Myopia
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Seto Monsitaia Lens
Leton Lens Lens irashobora gutinda gukura kwijisho mugukora periferic defocus defocus.
Igishushanyo cya octagonal gigabanya imbaraga ziva muruziga rwa mbere kugeza kuri nyuma, kandi agaciro ka defocus gahinduka buhoro buhoro.
Defocus yose igera kuri 4.0 ~ 5.0d ibereye abana hafi ya bose hamwe nikibazo cyayopia.