Text Box: Page # Text Box: 9.0 Precision Surface Technology Microcircuit Fabrication Patterns can be generated on ceramic and other hard substrates by etch back, plate up, or lift off. Typical needs we have serviced include 0.5 mil lines and spaces, 3 mil thick plating, plated through holes, air bridges, and wrap around metalization. PST can also provide double sided pattern preparation and thick film etch.