Chromasir's optical grating o se suitulaga o Waters optical grating, lea e mafai ona faʻaaogaina i le UVD e pei o Waters 2487, 2489, TUV tuai, TUV lanumoana, ma isi. Chromasir e faʻamalosia le faʻaaogaina o meafaigaluega faʻaonaponei ma le gaosiga o galuega gaosia na oloa.O loʻo gaosia e avea ma sui taugofie o Vai, faʻatasi ai ma le lelei tutusa ma le faʻatinoina lelei.