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Measuring Instruments

Spectrophotometer (spectral type, top port)
Highly accurate benchtop instrument which can be controlled from a computer using Windows software

For precise positioning of transparent plates, films or other transparent samples for transmittance measurements. Holds the Glass Cells CM-A97 (2 mm), CM-A98 (10 mm), CM-A99 (20 mm) and the Disposal Plastic Cells CM-A CM-A130 (2 mm), CM-A131 (10 mm) and CM-A132 (20 mm) or the Flow Cell CM-A508 (10 mm) always in perfect and repeatable position for precise transmittance measurements.
The Transmission Zero Calibration Plate CM-A100 is required to block the light path for zero calibration in transmittance measurement mode. The black and mat coating of the plate absorbs also stray light within the transmission chamber of the instrument.
Glass cell made of optical glass for precise transmittance measurement of transparent liquids. The optical path is 2 mm and therefore perfect for liquids with high optical density.
Glass cell made of optical glass for precise transmittance measurement of transparent liquids. The optical path is 10 mm and recommended for liquids with normal optical density.
Glass cell made of optical glass for high precision transmittance measurement of transparent liquids. The optical path is 20 mm and recommended for liquids with low optical density.
Disposal plastic cell with an optical path of 2 mm. Suitable for transmittance measurements of water based transparent liquids. Recommended for liquids with high density.
Disposal plastic cell with an optical path of 10 mm. Suitable for transmittance measurements of water based transparent liquids. Recommended for liquids with normal density.
Disposal plastic cell with an optical path of 20 mm. Suitable for transmittance measurements of water based transparent liquids. Recommended for liquids with lower density.
For continuous transmittance measurement of transparent liquids. The optical path of the cell is 10 mm and can be used with a pressure up to 2 Bar. The cell fits the Sample Holder CM-A96.
Target mask with 3 mm aperture for the measurement of small samples or to measure a limited area of the sample.

The mirror can be set in the transmission chamber and allows to control the position of the sample for reflectance measurements.

The Petri-Dish set consist of the Target Mask CM-A127, the Calibration Glass CM-A129 and one Petri-Dish CM-A128.
Special Target Mask with a recess for precise positioning of the Petri-Dish CM-A128.
Petri-Dish is made of optical glass and provide a optical path of 15 mm. The Petri-Dish is suitable for reflectance measurements of opaque paste, powder, grains and granular materials.
Petri-Dish made of optical glass for reflectance measurements of paste, powder, grains and granular materials. The optical path of the cell is 50 mm and therefore suitable for opaque and slightly transparent specimen.
Glass plate made of optical glass with the same optical properties as the bottom window of the Petri-Dish CM-A128. The Calibration Glass is recommended for white and zero calibration by using the Petri-Dish to increase the accuracy.


The PET-Pre-Form Holder CM-A504 allows a precise positioning of transparent Pre-forms in the transmission chamber of the instrument. The rail guide of the holder allows horizontal movements of the pre-form to define the area for the measurement.