Assertion: microscope | /r/CapableOf | use mirror
Facets:
value: for lighting
type: PURPOSE
value: for built-in illuminators
type: PURPOSE
Source sentences:
text: Earlier microscopes used mirrors that reflected light into the base of the microscope instead of halogen bulbs as their source of illumination.
text: Earlier microscopes used mirrors that reflected light into the base of the microscope instead of halogen bulbs as their source of illumination.
text: The very first microscopes used mirrors for lighting rather than built-in illuminators.
text: Older microscopes used mirrors to reflect light from an external source up through the bottom of the stage; however, most microscopes now use a low-voltage bulb.