Assertion: eye | /r/CapableOf | look without movement of the head
Facets:
value: straight ahead
type: MANNER
Source sentences:
text: measurement of the area within which objects are seen when the eyes are fixed, looking straight ahead without movement of the head
text: measurement of the area (peripheral and central) within which objects are seen when the eyes are fixed, looking straight ahead without movement of the head
text: measurement of the area (peripheral and central) within which objects are seen when the eyes are fixed, looking straight ahead without movement of the head