Assertion: eyepiece's magnification | /r/HasProperty | equal
Facets:
value: to the telescope's focal length
type: OTHER
Source sentences:
text: Since the magnification provided by a telescope and eyepiece is equal to the telescope's focal length divided by the eyepiece's focal length, this has the effect of increasing the magnification of the image.
text: The magnification of a refracting telescope is equal to the focal length of the objective divided by the focal length of the eyepiece.