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MR Lenses: Merintis Inovasi dalam Bahan Kacamata
Kanta MR, atau kanta Resin Modified, mewakili inovasi penting dalam industri cermin mata hari ini.Bahan kanta resin muncul pada tahun 1940-an sebagai alternatif kepada kaca, dengan bahan ADC※ memonopoli pasaran.Walau bagaimanapun, disebabkan indeks biasannya yang rendah, kanta resin...Baca lagi
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