Profile: Graystone Industries is engaged in the development and manufacture of a wide range of innovative, state-of-the-art RF and microwave products serving multiple markets that target digital imaging, wireless communication, broadband cable, defense, homeland security and oil/fuel refinement. We also offer acousto-optical RF drivers that readily integrate with all commercially available acousto-optical modulators and deflectors used in numerous optical applications including digital photographic printers, scanners and microscopy.