• Here you can change Defocus, Astigmatism (2-Fold and 3-Fold) and Convergence (with Magnification slider).

  • Move sliders to change the values, or

  • Put the numbers directly into edit-boxes next to the sliders (values are indicated in [nm]).

  • If you want more range than a slider allows put the desired number directly in the edit-box next to the slider and hit the Enter keyboard-button.

  • Red check-marks default the values (Defocus to Scherzer, Astigmatisms to zero).