The HE Series infrared fiber optic cables meet specifications required by military and industrial applications. Hermetically sealed (Fiber in Metal Tube), the HE Series is particularly suited for defense and aerospace applications such as infrared counter measure systems (IRCM) that use Indium Fluoride fibers or remote spectroscopy applications for harsh industrial environments. It is offered with a range of optical fiber connectors. The HE Series Fiber Optic Cables is available worldwide now with pricing available on request. IRPHOTONICS, Hamden, CT. (877) 340-6982.