PET material transparent flexible pcb board – PCB HERO
PCBWay on Twitter: "Makermoekoe designed this beautiful board with transparent solder mask and black FR4 core. It came out really cool! Agree? #SharedProjects #pcb #design #soldermask #electronics #circuit #art https://t.co/vSpxgQGf2I" / Twitter
Solder Mask - The Most Comprehensive Introduction Is Here