Assertion: microscope's light | /r/HasProperty | reflected by beamsplitter
Facets:
value: through the objective
type: MANNER
value: after passing through the vertical illuminator
type: TEMPORAL
Source sentences:
text: After passing through the vertical illuminator, the light is then reflected by a beamsplitter (a half mirror or elliptically shaped first-surface mirror) through the objective to illuminate the specimen.