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Iilensi ze-optical ze-1.74 MR-174 FSV High Index HMC
Ngokubanzi, xa sithetha ngesalathisi seelensi ye-resin, siqala kwi-1.49 – 1.56 – 1.61 – 1.67 – 1.71 – 1.74. Ngoko ke amandla afanayo, i-1.74 yeyona incinci, okukhona amandla ephezulu, kokukhona isiphumo sibonakala ngakumbi.