X-ray optical system for article inspection, with components dis

Details X-ray optical system for article inspection, with components dis X-ray optical system for article inspection, with components dis

1979-09-14

1981-10-27

Anderson, Bruce C.

Radiant energy

Invisible radiant energy responsive electric signalling

With or including a luminophor

2504921, G01T 100

Patent

active

042975808

ABSTRACT:
An X-ray optical system for examining articles, comprising a source of X-rays directed in a generally downward first direction, fluorescent screen means for converting the X-rays to a light image, such screen means being disposed below said X-ray source, means for receiving the article between the X-ray source and the fluorescent screen means such that X-rays passing through the article reach the screen means to generate thereat a light image of the article, a first light reflecting means disposed generally below the fluorescent screen means so as to receive the light image from the fluorescent screen means, such light image being directed generally in the first direction, second light reflecting means disposed opposite and obliquely to the first light reflecting means, so as to receive the light image reflected from the first light reflecting means and to redirect the light image in a generally upward second direction, and means for viewing the light image, such viewing means being disposed above the second light reflecting means.

REFERENCES:
patent: 3018375 (1962-01-01), Graves et al.
patent: 3291985 (1966-12-01), Graves et al.
patent: 3381136 (1968-04-01), Carbone et al.
patent: 3980889 (1976-09-01), Haas et al.

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