Assertion: compound microscope | /r/HasAspect | multiple lenses
Facets:
Source sentences:
text: A compound microscope has multiple lenses: the objective lens (typically 4x, 10x, 40x or 100x) is compounded (multiplied) by the eyepiece lens (typically 10x) to obtain a high magnification of 40x, 100x, 400x and 1000x.