Assertion: telescope's magnification | /r/HasProperty | power
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: How do I calculate the magnification (power) of a telescope?
text: Lowest useful magnification is the power at which the exit pupil becomes 7mm in diameter.
text: Optical magnification is sometimes referred to as "power" (for example "10× power"), although this can lead to confusion with optical power.
text: How do I calculate the magnification (power) of a telescope?