wtw PhotoLab Spektral Operating Instructions Manual page 58

6 Measuring the absorbance/transmission
6.1 Measuring using coded cell tests
→ Insert the round cell with barcode into the round
Line mark cell shaft until it clicks into place.
→ Align the line mark to the notch of the photometer.
Barcode
After the measurement is finished:
The measured value for the wavelength displayed at
the top right appears.
This measured value is automatically stored.
Sample display for transmission measurement.
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