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1.56 FSV Blue Block HMC Blue Coating Optical ruwan tabarau
Blue Block Lens, muna kuma kiransa Blue Cut Lens ko UV420 Lens. Kuma yana da ruwan tabarau na blue block iri biyu daban-daban, daya shine blue block ruwan tabarau, wannan nau'in yana toshe hasken shuɗi ta hanyar abu, wani kuma yana ƙara murfin blue block. don toshe blue light.Mafi yawan abokan ciniki zabar abu blue block ruwan tabarau, saboda yana da rahusa da kuma sauki duba da block aikin, kawai bukatar blue haske alkalami ya isa.
