06
Aug
Aug
Custom fabricated semiconductor wafer carriers made from sapphire with different hole patterns to match vacuum hold-down or delamination fixtures are available from Meller Optics, Inc. of Providence, Rhode Island. Meller Sapphire Wafer Carriers can be fabricated to specification as thin as 0.018” with 1.2 micron uniform thickness, 10 arc-sec. parallelism, and can be custom perforated […]