User's Manual

Select "Sample Delete" and long press the "Operation Button" to delete all sample records in
the instrument and keep the standard sample records.
Note: After the record is deleted, the data cannot be recovered, please operate carefully to
prevent accidentally deleting the required history record.
3.2 Light source settings
The light source setting includes the observer angle and the light source setting.
The observer angle can choose 2° and 10° (different models have differences);
The light source can choose D65, A, C, D50, D55, D75, F1, F2, F3, F4, F5, F6, F7, F8, F9,
F10, F11, F12 (different models have differences).
3.3 color space
The color space can choose CIE LAB, XYZ, Yxy, LCh, CIE LUV, s-RGB, HunterLab, βxy,
DIN Lab99. The default color space of the instrument is CIE LAB (different models are
different).
3.4 Color difference formula
The color difference formula interface can choose DE*ab, DE*uv, DE*94, DE*cmc2:1,
DE*cmc1:1, DE*00, DIN De99, DE(Hunter) (different models have differences).
3.5 System Settings
3.5.1 Auto save
When auto-save is turned on, the measurement result will be automatically stored in the
instrument for each measurement. Otherwise, the sample measurement will end and the
measurement record will not be automatically saved.
3.5.2 Sound
When the buzzer sound is turned on, a reminder sound will sound every time you operate,
otherwise there will be no reminder sound.
3.5.3 Bluetooth
For instruments equipped with Bluetooth, it can communicate with mobile phone APP or PC-
side quality management software through Bluetooth.
3.5.4 Automatic printing
When automatic printing is turned on, the sample will be automatically printed every time it is
measured. Otherwise, the sample will not be automatically printed after the measurement is
completed, and you need to manually click to print.
3.5.5 Calibration
Calibration (calibration threshold enable) is used to set whether to enable calibration
threshold inspection. When set to off, when the instrument performs black and white
calibration, the corrected data will not be checked; when set to on, when the instrument
performs black and white calibration, the data collected by the detector will be checked to
meet the verification rules. Calibration can pass.