Zoom In/Zoom Out

Use the Zoom In 50% and Zoom Out 50% commands like this:

Command	Icon	Description
Zoom In 50%		Zooms in on the displayed data, halving the span of both axes.
Zoom Out 50%		Zooms out of the displayed data, doubling the span of both axes.

Note: The midpoint of each axis is maintained during these zoom operations.