| 摘要 |
The present invention relates to an X-ray imaging apparatus comprising an X-ray generation unit and a detector which face each other by interposing a subject therebetween. The X-ray generation unit includes multiple X-ray sources which are arranged along at least two columns spaced by different distances from the subject so as to irradiate the subject with X-ray; and a moving means which adjusts gap between the at least two columns. |
