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Visual comparison to glass standards for Gardner color

The Gardner Delta Color Comparator uses precision-polished optical-glass filters as reference standards.

Two different models are available: with or without illumination.

  • Comparison of sample tube against 18 precision-polished optical glass filters on two filter wheels
  • Rugged design allows the color comparator to be used at any location
  • Quick and easy color control of liquids
  • Optional illuminator allows back-light color to improve viewing conditions

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