1. Metal gloss meter manufacturers tell you that the first step is to put the instrument switch in the "OFF" position, take out the battery cover, install the battery according to the polarity, and then press the battery cover.

2. Metal gloss meter manufacturers tell you that the second step is to pull the dial of the instrument interface to the value of the black standard board. The dial has three digits, the first one represents ten digits, the second one represents one digit, and the third one represents a decimal point, the latter one.
3. Metal gloss meter manufacturers tell you that the third step is to turn on the power switch, in the "ON" position, place the instrument measurement window on the pit of the standard box (or on the black velvet), press the " Zero" button and release it, After a few seconds, the instrument will display "0" to indicate that the zero calibration function is completed. If it does not display "0", please press the "Zero Calibration" button again.
The above information is the Metal gloss meter manufacturer's introduction and analysis of the preparation steps to use the gloss meter, hope it helps you.