These are the referenced names for all axis:
TOBII_SETTINGS_EYE_RATIO "Eye/Head Ratio"
TOBII_SETTINGS_EYE_RESPONSE "Gaze Sensitivity"
TOBII_SETTINGS_HEAD_SENS_YAWPITCH "Head SensitivityYaw"
TOBII_SETTINGS_CENTER_STAB "Center Stabilization"
TOBII_SETTINGS_HEAD_SENS_ROLL "Head Sensitivity Roll"
TOBII_SETTINGS_HEAD_SENS_POS "Head Sensitivity Position"
TOBII_SETTINGS_HEAD_AUTO_CENTER "Scale Head Movement"