Assertion: tube's anode | /r/HasProperty | angled at 1-20 degrees
Facets:
value: precisely
type: MANNER
value: off perpendicular
type: OTHER
value: to the electron current
type: TRANSITIVE-OBJECT
Source sentences:
text: The anode is precisely angled at 1-20 degrees off perpendicular to the electron current so as to allow the escape of some of the X-ray photons which are emitted perpendicular to the direction of the electron current.