英语词汇“optical glass”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	optical glass
释义	optical glass noun [mass noun] A very pure kind of glass used for lenses.Optical fibers are made of extremely pure optical glass.... Schott, a Carl Zeiss subsidiary, produces optical glass that is widely regarded as the finest in the world. A powerful internal light will illuminate the perforated 12-metre section near the stop, which will taper off to a tip of optical glass.
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