The PCB color blue used for solder mask is similar to the same Arduino blue. The contrast between the blank areas, planes and traces is lighter compared to the red and green PCBs. In the blue solder mask color, magnification is considered necessary and mandatory to inspect for manufacturing defects.
Product name: | 6-layer blue oil immersion gold board |
Number of layers: | 6 layers |
Material: | FR4 TG170 |
Finished board thickness: | 1. 6mm |
Surface treatment: | ENIG |
Finished copper thickness: | 1/1/1/1/1/1 ounce inside and outside |