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1.56 Umbono Owodwa we-HMC
I-lens, i-lens ibizwa nangokuthi isikhungo sesibuko, iyisikhungo sokudweba ngemva kokunyuka, esilungele ukugoqa ohlakeni lwesibuko, ngakho-ke kubizwa ngokuthi isikhungo sesibuko. Ifomu layo lingaba elivundlile, mpo, liwukufakwa okulula, okulula.
Ukuhlukaniswa: Amalensi angahlukaniswa abe yizinhlobo ezine ezilandelayo ngokuya ngezinto ezahlukahlukene:
Ilensi ye-resin lens ekhethekile yesikhala ilensi ilensi yengilazi
