Telescope Equations: Minimum Magnification
Telescope magnification
How to Choose Your Telescope Magnification - Sky & Telescope - Sky & Telescope
Simple Formulas for the Telescope Owner - Sky & Telescope - Sky & Telescope
Telescope Equations: Star Magnitude Limit
Optics for Astronomy
Magnification of a Lens Calculator
Formulas - Telescope Magnification
Lowest and highest useful magnification - Optics Trade Blog
Telescope, CCD and Eyepiece Calculator - Deep Sky Watch
Cassegrain Optics - CCDSH
Simple Formulas for the Telescope Owner - Sky & Telescope - Sky & Telescope
Refractive Telescopes
Telescope Magnification Calculator
Newtonian Reflecting Telescope Designer
Telescope, CCD and Eyepiece Calculator - Deep Sky Watch
Telescope Magnification Calculator - Calculator Academy
CalcVerter: Magnification Calculator | Microscope Telescope Optical Image
How to Choose Eyepieces for Your Astronomy Telescope
Tele Vue Optics: Imaging Methods
Cassegrain formulas.
Refractive Telescopes
Telescopes and Microscopes
