Crown Glass (noun) Definition, Meaning & Examples

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noun
  1. an optical glass of low dispersion and generally low index of refraction.
  2. an old form of window glass formed by blowing a globe and whirling it into a disk.
noun
  1. another name for optical crown
  2. an old form of window glass made by blowing a globe and spinning it until it formed a flat disc
Crown Glass (noun) Definition, Meaning & Examples

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