Vè sou liy kouman pou trete yon dòktè je sonde done

Nan prensip, detectmuchofrefractivepower, glassesshould beusedalotofrefractivepower. Thisisthemostbasicprinciplescanalsobeshouldeventuallyreachtherefractivetarget.


Thisisalsothecase, sepandan, withoptometryrefractivepowerisdetected, withoutglassesto bewornupandfeeldizzy, butdegreedoes notfaint, thismayoccureitherinmyopia, withsimplehyperopia, occurselementofastigmatisminametropia. Insuchcases, youneedtoapplythecorrectamount.