Whether your requirements range from prototype runs to large production volumes and stocking programs, we've got your needs covered. Cat-i Glass has made the investment in custom designed CNC turning centers to provide our customers with unmatched quality, short lead-times, and the competitive pricing that keeps us at the forefront of the sight glass market. Our capabilities include diameters from <.200" to 12.00", thickness from .028" to .750", soda-lime or borosilicate, tempered or annealed, quantities from one to millions.