The Blend tool merges two layers at a rate you specify. The transition from one view to another helps you see changes between layers.
Position
Drag the slider to step through the blend cycle. Each portion of the cycle appears as a percentage in the box to the right, based on the value entered in the Step size box.
Under Auto Mode:
Speed
To set the rate of blending of the image frames, type or select the number of frames per second you want to use in the Speed box.
Actual speed
Displays the actual frame rate of the blend when it is running.
Control
The following table describes the buttons that control the blend effect.
| Button | Name | Description |
|---|---|---|
 |
Play | Start the blend effect |
 |
Stop | Stop the blend effect |
 |
Next | Go to the next frame in the blend effect |
Step size
Type or select a value for the size of each step. That is, the value you enter is the percentage of the layer you want to use for each step.
To use the Blend tool
- On the Maps tab of the Focus window, make sure you have the two layers selected for which you want to view the effect.
- In the Visualization Tools window, click the Blend tab.
- In the Speed box, type or select a value for the rate of blend.
- In the Step size box, type or select a value to represent the percentage of each step in the blend.
- Click Play.