To create an arc waveguide, perform the following procedure.

1From the Draw menu, select Arc Waveguide.

The cursor changes into a cross-hair.

2To draw the arc waveguide, in the layout window, click in the left side of the layout, drag the arc towards the right side of the layout window, and release to finish drawing the arc (see Figure 4).

BPM - Figure 4 Drawing an arc waveguide

Figure 4: Drawing an arc waveguide

Note: The arc waveguide can be at any position and can be any size.

3Click BPM - arrow and then click the arc waveguide to select it.
4To edit the arc waveguide, from the Edit menu, select Properties.

The Arc Waveguide Properties dialog box appears (see Figure 5).

BPM - Figure 5 Arc Waveguide Properties dialog box

Figure 5: Arc Waveguide Properties dialog box

5Click the Start tab.
6Under Offset, type the following values (see Figure 6):

Horizontal: 0

Vertical: –10

BPM - Figure 6 Start offset values

Figure 6: Start offset values

7Under Waveguide Radius, select the Fixed Radius check box.

The Expression box becomes active (see Figure 7).

BPM - Figure 7 Waveguide Radius

Figure 7: Waveguide Radius

8Type the following value:

Expression: 4000

9Click the End tab.
10Under Offset, type the following values (see Figure 8):

Horizontal: 800

Vertical: –8

BPM - Figure 8 End offset values

Figure 8: End offset values

11Type the following value:

Width: 4

12Click OK.

The position and the size of the arc waveguide change according to the

settings that you selected (see Figure 9).

BPM - Figure 9 Modified arc waveguide

Figure 9: Modified arc waveguide