Keys		Functions
Symbol	QWERTY keyboard
!	Shift + 1	Movement Left-Right, Up-Down
$	Shift + 4	Rotation
*	Shift + 8	Zooming In / Out, Movement Up-Down
	Ctrl + F9	Vacuum Pump On / Off
	F8	Print Screen
	Shift + F8	Print Screen of active window
	F9	Switching of Light: Rear / Front / Dark / Front + Dark
	F11	Make Photo
	F12	Live Camera On / Off
	F4 twice	Inverting colours of screen (if it is not appeared correctly)

Helium Rough & Pacor documentation