About Valley Designs
valley design is an iso 9001:2015 certified / itar registered manufacturer of wafers, substrates, windows, discs, shims & spacers, and other flat optical components. for over 40 year... Read more
valley design is an iso 9001:2015 certified / itar registered manufacturer of wafers, substrates, windows, discs, shims & spacers, and other flat optical components. for over 40 year... Read more