Ukuqonda ngokukhawuleza-Uzithenga njani iilensi zokutshintsha umbala

Iilensi zokutshintsha umbala ziya zithandwa kakhulu ngenxa yokuba aziboneleli kuphela ukukhuselwa kwe-UV, kodwa zifanelekile ukugqoka imihla ngemihla.Eyona ngongoma ibalulekileyo kukuhlangabezana neemfuno zamaqela ahlukeneyo abantu, njenge-presbyopia, i-myopia, ukukhanya okucaba njalo njalo.
Ke, ungathenga njani iilensi ezilungileyo zokutshintsha umbala?
1, jonga kumbala
Okwangoku, imakethi yahlulwe ngokwesiseko sokwahluka kunye nokwahluka kwemembrane ngokwenkqubo yemveliso.
I-Colloquially, utshintsho olusisiseko lutshintsho lwefilimu apho idayi ye-chromotropic yongezwa kwizinto ze-lens kunye ne-agent ye-chromotropic isetyenziswe kumphezulu we-lens.
I-discoloration yenguqu yesiseko ikwi-lens, kwaye i-discoloration yenguqu ye-membrane i-membrane layer kwi-lens surface.
Ekubeni inxalenye ye-discolation ye-membrane lens ikwi-membrane layer, ayixhomekeke kwizithintelo zezinto eziphathekayo.Kungakhathaliseki ukuba ukhuseleko lokukhanya okuluhlaza okwesibhakabhaka, indawo eqhelekileyo ye-aspheric, i-1.67, i-1.74 isalathisi esiphezulu se-refractive kunye nokunye, i-lens ye-membrane inokucutshungulwa kwi-lens yefilimu, kwaye abathengi banokukhetha okukhulu.

iilensi photochromic-UK

2, ukufana kombala
Okwangoku, umbala wefilimu otshintsha i-lens uyafana kwinkqubo yokutshintsha kombala ngaphandle kokwahlukana kombala, ngoko ke umbala wefilimu otshintsha i-lens uneengenelo ezininzi kunye nesiphumo sokunxiba esingcono.
3, ukuzinza kombala
I-chameleon enhle iya kulungelelanisa ngokuzenzekelayo ubunzulu bombala we-lens ngokutshintsha kokukhanya, kwaye iya kubuyela kwimeko ecacileyo xa ingaphakathi, efana ne-lens eqhelekileyo, ukuqinisekisa ukuhanjiswa okuphezulu kwe-lens.
Umbala utshintshe yonke inkqubo ngaphandle kokuziva, ukutshintsha ngokungenamthungo.


Ixesha lokuposa: Sep-17-2022