For over 40 years, Valley Design has been a leader in advanced materials processing and is an ISO 9001:2008 certified manufacturer of substrates, wafers, discs, shims and spacers and other flat components. Valley also provides precision lapping, polishing, dicing and CNC machining services. Special capabilities include ultra-thin (10-15um), ultra-flat (1/10 wave), super polishing (1 Angstrom, 10/5 scratch/dig), tight tolerances (+/- .5um), TTV < .5um, and flexibility to handle parts from as small as .127mm square up to 48" diameter. Materials processed, many from stock, include fused silica, glass, ceramics, 96% alumina and 99.6% alumina, aluminum nitride, sapphire, silicon, silicon carbide, stainless steel and other metals, molybdenum, germanium, macor, ferrites and others. Valley operates 30,000 square feet of manufacturing facilities 50 miles Northwest of Boston, and offers live customer service from 8:00 a.m. Eastern Time to 5:00 Pacific Time. From prototypes through to full production, Valley Design is a one-stop shop for wafers and substrates, components and optics requiring precision lapping and polishing, dicing, complex CNC machining, and any other precision machining requirements.