1. The whole instrument of the Stone gloss meter should be kept clean during use, otherwise, it may cause measurement error and inaccurate calibration.

2. If there is fog, dust, or stains on the working surface of the Stone gloss meter, please wipe it off with a soft cloth and absolute ethanol.

3. The instrument measuring port of the Stone gloss meter should be attached to the surface to be measured to avoid external light leakage. If necessary, use a black light cloth or other objects to block the light around the measurement port of the Stone gloss meter, and it is recommended to avoid the glare environment for measurement.

4. The calibration and measurement operations of the Stone gloss meter should be carried out under the same ambient temperature, otherwise the ambient temperature difference will be too large, which will cause the digital offset.

5. If the gloss meter is not used for a long time, it should be taken out from the battery to avoid corrosion and damage to the Stone gloss meter, and the battery in the machine should be replenished every month.

Through the above introduction and analysis of Stone gloss meter operation precautions, hope it helps you.