Láminas fotorresistentes de película seca fotosensible de 30 cm X 5 metros para prototipo de PCB hágalo usted mismo

PCB Portable Photosensitive Prototype 30cm 5M length Photosensitive Dry Film Photoresist Sheets For DIY PCB Prototype. Apply Resist: This Photoresist has 3 layers, the top and bottom layers are clear protective layer, so at the first, you need remove one protective layer, the easy way is to use two small pieces of scotch tape.

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