Optical Mouse Sensor for Eye Blink Detection and Pupil Tracking: Application in a Low-Cost Eye-Controlled Pointing Device

Table 3

List of combos to perform pointer actions.

Combo	Description	Abbreviation
	Left displacement
	Right displacement
	Up displacement
	Down displacement
Forced blink	Stop displacement/left-click
	Right-click (pop-up menu) ^1
	Double-click^1

¹ There are two possible combinations.