Add third button that automatically set angle to zero and mode to manual, saves good time.
Making angle input field scaled 2x from correct size also helps (can check reaction time as gaze is faster and it is much more easy to click on up and down arrows)
Add third button that automatically set angle to zero and mode to manual, saves good time.
Making angle input field scaled 2x from correct size also helps (can check reaction time as gaze is faster and it is much more easy to click on up and down arrows)