Kunezinhlobo eziningi zezingxenye zeglasi namalensi, njenge-CR39, i-PC (i-polycarbonate), i-1.53 Trivex156, ipulasitiki ye-medium refractive index, ingilazi, njll. Kumalensi okulungisa, ukudluliselwa kwamalensi e-resin namalensi engilazi kungama-91% kuphela, futhi okunye ukukhanya kuboniswa yizi...
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