Assertion: eyepiece's magnification | /r/HasProperty | negative
Facets:
Source sentences:
text: Both the objective and the eyepiece contribute to the overall magnification, which is large and negative, consistent with Figure 2, where the image is seen to be large and inverted.
text: When the focal length is positive the image's height, distance and magnification are real and positive.
text: Only if the focal length is negative, the image's height, distance and magnification are virtual and negative.