1. Use a Phillips screwdriver to remove the original colorimetric frame (two screws). 2. Install the 5 cm colorimetric frame, parallel to the base, and tighten. 3. Place the wavelength at 580 nm and place it on the colorimetric frame A white strip of paper, observe the yellow light should be in the middle of the colorimetric frame. 4. If not in the middle, loosen the base screw and adjust it. 5. Turn on, adjust 100%, zero, pull the colorimetric frame, the fourth gear error is not required It can be greater than 0.2%.
Oral Care,Natural Toothpaste,Deep Cleansing Mouthwash,Mint Mouthwash
Guangzhou Yilong Cosmetics Co., Ltd. , https://www.skinmelao.com