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The degree of conformity to the position of a pattern, or a portion thereof, a hole or other feature to its intended position on a product.

PCB Glossary

  • Solder Mask

    Coating material used to mask or to protect selected areas of a pattern from the action of an etchant, solder, or plating. Also called resist or mask. LPI-Green is our standard color. However, we also offer additional colors of red, blue, & black.