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Terms
  • optical glass A glass that, during manufacture, is carefully controlled with respect to composition, melting, heat treatment, and other processing, to render its optical characteristics, such as its index of refraction, dispersion, transmittance, spectral...
  • optical materials Materials that, by virtue of their optical characteristics (i.e. refractive index, dispersion,  etc.), are used in optical elements. See crystal; glass; plastic lens.
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