Photochromic lens ndi mandala omwe mtundu umasintha ndikusintha kwa kuwala kwakunja. Imatha kukhala mdima mwachangu ndi kuwala kwa dzuwa, ndipo kufalikira kwake kumatsika kwambiri. Kuwala kolimba, mtundu wa lens umakhala wakuda, ndi mosemphanitsa. Lens ikabwezeretsedwa m'nyumba, mtundu wa mandalawo ukhoza kuzimiririka msanga kubwerera ku mawonekedwe apachiyambi. Kusintha kwa mtundu kumayendetsedwa makamaka ndi discoloration factor mkati mwa mandala. Ndi mankhwala osinthika. Nthawi zambiri, pali mitundu itatu yaukadaulo wopanga ma lens a photochromic: in-mass, spin coating, and dip coating. Magalasi opangidwa ndi njira yopangira zinthu zambiri amakhala ndi nthawi yayitali komanso yokhazikika ...
Werengani zambiri