MTI is an optical solutions and nano-composites company developing and commercializing innovative metamaterial technology. The company specializes in metamaterials, nanofabrication, theoretical and computational electromagnetics. MTI has three wholly owned subsidiaries: Lamda Guard, which develops advanced filters to block out selected parts of the light spectrum, Lamda Solar, which focuses on increasing the efficiency of solar panels, and Lamda Lux, which uses technology to increase the efficiency and reduce the cost of LED lighting.