From this dialog box, you can adjust the sharpness accurately. Dragging the scroll bar to the left will blur the image, and dragging the scroll bar to right will sharpen the image. You can also directly enter the desired value into the Amount entry box to change the sharpness.
When you get the desired effect, click on the OK button to confirm your settings and close the dialog box. If you are not satisfied with the adjustment, click on the Cancel button to cancel your settings and close the dialog box.
No filter | Blur | Blur more |
Sharpen | Sharpen more |