| 摘要 |
<p>Producing a collimator comprises forming a slit to a desired depth in an X-ray transparent substrate (2), filling the slit with an X-ray absorbing material (4) extending between two sidewalls of the slit, removing part of the X-ray absorbing material to form another slit extending from the remaining absorbing material to one side wall, filling the slit with X-ray transparent material (6), removing part of the transparent material to form a slit extending from the remaining transparent material to the side wall, and filling the slit with X-ray absorbing material (8).</p> |
