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The chemical properties of BK7 are very stable, so it possesses scratch resistance and corrosion resistance. Meanwhile special grinding and polishing processes are not required, thereby reducing manufacturing costs. BK7 has a high degree of purity and homogeneity. It is nearly free of bubbles and inclusions. The BK7...
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.