Pan and Zoom
Pan and zoom using the mouse and keyboard.
Pan
Move the view horizontally and vertically in the modeling window.
- Drag with the right mouse button.
 - Drag while simultaneously pressing the left and right mouse buttons.
 
Zoom
Move the view closer to or farther away from the model.
- Hold down Alt while dragging with the middle or right mouse button. This performs a smooth zoom about the screen center.
 - You can change the scrolling speed in the Preferences.