Assertion: colorimeter | /r/CapableOf | use led light sources
Facets:
Source sentences:
text: Colorimeters are usually portable and use LED light sources and color filters.
text: Colorimeters are usually portable and use LED light sources and color filters.
text: Colorimeters are usually portable and use LED light sources and color filters.
text: Colorimeters are usually portable and use LED light sources and color filters.