Assertion: beam collimator | /r/HasProperty | inserted in the back
Facets:
Source sentences:
text: As soon as the secondary adjustment is judged to be as good as is possible, the eyepiece is removed and the single beam collimator (or holographic collimator in single beam mode) inserted in the back.
text: As soon as the secondary adjustment is judged as good as possible, the eyepiece is removed and the single beam collimator inserted in the back.