Glossary
- polystyrene A plastic used in molded optical components. Styrene elements can be combined with acrylic elements to produce achromatic lenses.
- polyethylene A material used to jacket fiber optic cables. It is chemical- and moisture-resistant, but not fire-resistant.
- glass A noncrystalline, inorganic mixture of various metallic oxides fused by heating with glassifiers such as silica, or boric or phosphoric oxides. Common window or bottle glass is a mixture of soda, lime and sand, melted and cast, rolled or blown to...
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