ʻO Chromasir's optical grating kahi pani o Waters optical grating, hiki ke hoʻohana me ka UVD e like me Waters 2487, 2489, TUV kahiko, blue TUV, etc. hana ia mau huahana. Hana ʻia lākou e like me ke kumukūʻai kūpono o nā wai, me ke ʻano like a me ka hana maikaʻi loa.