Patent ID: 7133491
Filing Date: 2006-11-07
Classification: G01V

Abstract:
1. An X-ray apparatus for inspecting an object, such apparatus comprising: an X-ray source and X-ray detector disposed on opposing sides of a scanning zone, said X-ray source being disposed in a spaced-apart relationship with respect to the scanning zone; a first collimator that is disposed between the X-ray source and the scanning zone and that is located proximate the X-ray source, wherein the first collimator is in addition to any collimator that is integral to the X-ray source; a precollimator disposed between the first collimator and the scanning zone, said precollimator being located proximate the scanning zone; and at least one intermediate collimator disposed between the first collimator and the precollimator, said intermediate collimator having a spaced-apart relationship with respect to the precollimator and the first collimator and being substantially stationary with respect to the precollimator.