Table C.8.19.6-14 specifies the attributes containing the X-Ray Geometry Functional Group macro.
Table C.8.19.6-14X-RAY GEOMETRY MACRO ATTRIBUTES
|Attribute Name||Tag||Type||Attribute Description|
|X-Ray Geometry Sequence||(0018,9476)||1||Sequence containing the geometric properties for this frame. Only a single Item shall be included in this sequence.|
|>Distance Source to Isocenter||(0018,9402)||1||Distance from source to isocenter in mm.|
|>Distance Source to Detector||(0018,1110)||1||Distance from source to receptor plane perpendicular to the receptor plane in mm. Note: This value is traditionally referred to as Source Image Receptor Distance (SID).|