SKONYON Telescope for Kids& Beginners, 70mm Aperture 300mm Astronomical Refractor Telescope
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The focal length of the eyepiece, combined with the focal length of the telescope, determine the magnification power. To calculate the power of your telescope with any particular eyepiece, simply divide the focal length of the telescope (300mm) by the focal length of the eyepiece (indicated in \xe2\x80\x9cmm\xe2\x80\x9d on the...
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