Telescope Equations: Minimum Magnification
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Telescope, CCD and Eyepiece Calculator - Deep Sky Watch
Formulas - Telescope Magnification
A Galilean telescope measures 9 cm from the objective to the eye-piece. The focal length of the objective is 15 cm. Its magnifying power is A. $2.5$ B. $\\dfrac{2}{5}$ C. $\\dfrac{5}{3}$ D. $\\dfrac{3}{5}$
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Telescope Magnification Calculator - Calculator Academy
Telescope Magnification Calculator
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Telescope Equations: Minimum Magnification
Telescope Focal Length: Everything You Need To Know
