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1.56 FSV Blue Block HMC Blue Coating Optical lens
ʻO Blue Block Lens, kapa mākou iā ia ʻo Blue Cut Lens a i ʻole UV420 Lens. A he ʻelua ʻano like ʻole o ka lens poloka polū, ʻo kekahi he lens poloka polū mea, ʻo kēia ʻano ke ālai i ka mālamalama polū e ka mea; ʻo kekahi ke hoʻohui nei i kahi uhi poloka polū e ālai i ka mālamalama polū. Koho ka hapa nui o nā mea kūʻai aku i ka lens poloka polū mea, no ka mea, ʻoi aku ka maʻalahi a maʻalahi hoʻi e nānā i kāna hana poloka, pono wale nō kahi peni kukui polū ua lawa.
