''X-Ray grids consist of a series of lead strips placed in front of the X-Ray film, and are used in some diagnostic techniques to improve image quality by stopping scatter radiation from reaching the X-Ray film. The grid was invented by Dr Gustave Bucky ...'

''HiTek Power has introduced the XRF50, a 50W X-ray generator power supply for gridded tubes in industrial and scientific analytical applications. Measuring only 322 x 203 x 115mm, the supply is powered from a 24VDC input and has full RS232 digital ...'