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X-ray optical system for article inspection, with components disposed on parallel axes

  • US 4,297,580 A
  • Filed: 09/14/1979
  • Issued: 10/27/1981
  • Est. Priority Date: 12/27/1977
  • Status: Expired due to Term
First Claim
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1. An X-ray optical system for examining an inanimate article, comprising:

  • (a) a source of X-rays directed in a generally downward first direction,(b) a flourescent screen means for converting said X-rays to a light image, said screen means being disposed below said X-ray source,(c) means for receiving said article between said X-ray source and said fluorescent screen means such that said X-rays passing through said article reach said screen means to generate thereat a light image of said article,(d) a first light reflecting means disposed below said flourescent screen means for receiving said light image from said fluorescent screen means, said light image being directed in said first direction,(e) second light reflecting means disposed opposite and obliquely to said first light reflecting means for receiving said light image reflected from said first light reflecting means and for redirecting said light image in a upward second direction, and(f) means for viewing said redirected light image, said viewing means being disposed above said second light reflecting means, said viewing means including an image intensifier for receiving said light image from said second light reflecting means.

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