Plasma-Therm, Inc. designs and manufactures thin film etching and deposition manufacturing equipment. The company markets this equipment directly to manufacturers of further improved products through both service and technical support. The company's major product include Plasma therm systems, transformers and other systems. Under plasma systems the company produces product that perform thin film etching and depostion. Plasma systems are classified into two groups, the core products and automated products. During the year 1999, the company disposed capital stock of its wholly owned subsidiary Magnetran, Inc. Plasma systems accounted for 98% of 1999 revenues and other, 3%.