Nikon A1 Instruction Manual page 23

6.4 Rotate the scan area as needed.
The scan area can be rotated by dragging the
mouse at the rotation point above the green
frame.
The set rotation angle is shown in [Rotation].
The rotation range is -90 to +90 degrees.
6.5 Click the [Live] button to readjust image acquisition conditions.
Chapter 6. Capturing Confocal Zoom
23
Rotation point
Rotation angle
A1