Assertion: telescope's length | /r/HasProperty | measured in millimeter
Facets:
Source sentences:
text: So if the focal length is measured in millimeters, the image scale is
text: Focal length is measured in millimeters, and it is a determining factor in the magnification power of a telescope.
text: This numeric value is known as the focal length of the eyepiece (measured in millimeters).
text: Focal length is the distance from the lens to the point where the telescope is in focus, and is measured in millimeters.