image intensifier An electronic device in which gamma rays , X-rays, and ultraviolet waves from a source can be converted into a visible image or in which the intensity of a visible image can be increased. The radiation falls onto a special surface and releases electrons that are then accelerated and focused onto a fluorescent screen, produced an enhanced visible image. Related category INSTRUMENTATION Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |