The “Zoom” Tool

Use this tool to change the level of detail and magnification, respectively, of the the images displayed. It can also be selected temporarily or permanently by pressing

Z or Shift + Z, respectively
on the keyboard.

Zooming In

Press the left mouse button at a spot you wish to have a more detailed look at. Alternatively, you may drag using the left mouse button to select a detail of the current view to be displayed at maximal magnification. A dashed frame will show up to indicate the selected region as you are dragging.

Zooming Out

Press the right button of the mouse to get a broader view.