When your mission depends on tactical light, training needs simulated devices for realistic signatures or both visible and Infrared light for tracking, marking and illuminating light for tactical, covert and Humanitarian Relief operations, ChemLight is the name to trust. Cyalume Technologies has been the exclusive chemical light partner of the US Armed Forces, American Soldiers, Federal Agents, state and local First Responders who have used their innovative products for training exercises and field operations for over 5 decades.