Dynasil Corporation of America (Dynasil) develops and manufactures optical detection and analysis technology and components for the homeland security, medical and industrial markets. It is commercializing various products, including dual-mode radiation detection solutions for Homeland Security, and commercial applications and sensors for non-destructive testing. Dynasil operates through four segments: Contract Research, Optics, Instruments and Biomedical. The Company operates through four segments: Contract Research, Optics, Instruments and Biomedical. The Contract Research segment consists of the Radiation Monitoring Devices, Inc. (RMD) business unit. The Optics segment encompasses four business units: Dynasil Fused Silica, Optometrics, Hilger Crystals and Evaporated Metal Films. The Instruments segment manufactures precision instrumentation for medical and commercial applications. The Biomedical segment operates through Dynasil Biomedical Corporation.