Altana LCM IV Manual do Utilizador descarregar pdf (Página 66)

Standard programs

5.6 Measurement of color differences (LCS IV only)

The mode for color difference measurement is used to determine

a quantitative color difference between a reference (R) and a

sample (P) in the three-dimensional color space (CIE L*a*b* or

Hunter Lab). In this mode, an additional reference memory for up

to 100 references is available.

5.6.1 Take a color difference measurement

1. In the Main Menu, press Color Difference Measurement.

2. Insert a reference cuvette/cell.

3. The CIE L*a*b* reference value of the sample is displayed.

4. Remove the reference cuvette/cell.

5. Insert the sample cuvette/cell or press Measure to measure

the reference cuvette/cell once again.

6. The color values of the sample and the color differences

between the sample and the reference are displayed.

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Altana LCM IV Manual do Utilizador Página 66