REFR vs POCI Comparison

Research Frontiers Inc is engaged in the development and marketing of technology and devices to control the flow of light. The company develops and licenses its patented suspended particle device light-control technology to other companies that manufacture and market the SPD-Smart chemical emulsion, the light-control film made from the chemical emulsion, the light-control panels made by laminating the film, electronics to power end-products incorporating the film, or lamination services for, and the end-products. The company's revenue source comes from the licensing of technology.

Precision Optics Corp Inc is engaged in designing, developing, and manufacturing advanced optical instruments. It manufactures medical products such as endoscopes and endocouplers which incorporate various optical technologies for use in a variety of minimally invasive surgical and diagnostic procedures. The company also produces endoscopes for various applications as well as designs and manufactures custom optical medical devices to satisfy customers' specific requirements. In addition, the company manufactures and sells components and assemblies specially designed for industrial and military use. The company earns the majority of its revenue from the United States.