Lens dị mma maka ezumike okpomọkụ

Anya niile chọrọ nchebe pụọ na ụzarị ọkụ nke anyanwụ.A na-akpọ ụzarị ọkụ kacha dị ize ndụ ultraviolet (UV) na-agbajikwa ha ụzọ atọ.The kacha nso wavelengths, UVC na-etinye obi gị dum na ikuku na-adịghị eme ka ọ na elu nke ụwa.Ebe etiti (290-315nm), ike dị elu UVB ụzarị ọkụ na-ere ọkụ akpụkpọ gị ma na-etinye uche gị na cornea gị, windo doro anya n'ihu anya gị.Mpaghara kachasị ogologo (315-380nm) nke a na-akpọ ụzarị UVA, gafere n'ime anya gị.Ejikọtala mkpughe a na nhazi nke cataracts ka ìhè a na-etinye na oghere kristal.Ozugbo ewepụrụ cataract, retina na-enwe mmetụta nke ukwuu na-ekpughere ụzarị ndị a na-emebi emebi. Ya mere, ọ dị mkpa oghere anya anyanwụ iji chebe anya anyị.

Nnyocha na-egosi na ogologo oge, ikpughe na-enweghị nchebe na ụzarị UVA na UVB nwere ike itinye aka na mmepe nke anya siri ike.
ọnọdụ ndị dị ka cataracts na macular degeneration. Igwe anya anwụ na-enyere aka igbochi ikpughe anyanwụ gburugburu anya nke nwere ike ibute ọrịa cancer akpụkpọ anụ, cataracts na wrinkles.A na-egosipụtakwa anya anya anyanwu nke nchebe anya kacha dịrị nchebe maka ịnya ụgbọ ala ma nyekwa nke kacha mma n'ozuzu ya
ịdị mma na nchebe UV maka anya gị n'èzí.