Stalno Zavaravajući Crijeva telescope focal length calculator Opijat jastuk Prekoračiti
Telescope, CCD and Eyepiece Calculator - Deep Sky Watch
Lowest and highest useful magnification - Optics Trade Blog
Telescope, CCD and Eyepiece Calculator - Deep Sky Watch
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. $\\dfrac{3}{5}$
Newtonian Reflecting Telescope Designer
Formulas - Telescope Magnification
Telescope Equations
What is the magnifying power of the Galilean telescope, and what were the details of its components? - Quora
NASA - Build a Telescope
Simple Formulas for the Telescope Owner - Sky & Telescope - Sky & Telescope
Telescope magnification
Refractive Telescopes
Simple Formulas for the Telescope Owner - Sky & Telescope - Sky & Telescope
How to Choose Your Telescope Magnification - Sky & Telescope - Sky & Telescope