What is the equation for calculating the magnification of a telescope?
1 Answer
Mar 2, 2017
Focal length of objective divided by focal length of eye piece is magnification. inch
Explanation:
. If F L of objective is 100 inches . and that of eye piece is 5 inches then magnification will be 100/5=20 this is called 20 X,
picture credit Skyandtelescope.com.