Diameter of Visibility Attribute
| Tag | (0070,0262) |
|---|---|
| Type | Conditionally Required (1C) |
| Keyword | DiameterOfVisibility |
| Value Multiplicity | 1 |
| Value Representation | Single (FL) |
Diameter of the circle around the CROSSHAIR origin where the CROSSHAIR is visible. The Compound Graphic Units (0070,0282) of the Diameter of Visibility (0070,0262) shall be DISPLAY.
See Section C.10.5.1.3.10
Required if Compound Graphic Type (0070,0294) equals CROSSHAIR.
Section C.10.5.1.3.10
C.10.5.1.3.10 Crosshairs
For Compound Graphic Type (0070,0294) CROSSHAIR, exactly one point shall be present inside Graphic Data (0070,0022). This point is the origin of the CROSSHAIR (see Figure C.10.5-8).
Tick Alignment (0070,0274) and Tick Label Alignment (0070,0279) are also valid for the CROSSHAIR. Tick rendering is application dependent.
Figure C.10.5-8. CROSSHAIR Example Showing BOTTOM Tick Labels Alignment
Gap Length (0070,0261) defines the diameter of the circular area around the origin where the CROSSHAIR is not rendered. Since the dimension units of the Gap Length is DISPLAY, independent of the value of Compound Graphics Units (0070,0282), the length of the gap is not changed by zoom operations on the image performed by the application.
Diameter of Visibility (0070,0262) defines the diameter of the circular area around the origin where the CROSSHAIR is rendered. Since the dimension units of the Diameter of Visibility is DISPLAY, independent of the value of Compound Graphic Units (0070,0282), the size of the crosshair is not changed by zoom operations on the image performed by the application.
The value of Tick Alignment (0070,0274) shall be CENTER.