Búsqueda de LIBROS DEL AUTOR: sean g ryan

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  • VISUAL ASTRONOMY WITH A SMALL TELESCOPE
    ebook
    VISUAL ASTRONOMY WITH A SMALL TELESCOPE
    SEAN G. RYAN
    This is a practical guide to using a small astronomical telescope of a size that corresponds to most “first” telescopes – around 75-150 mm, i.e. 3-6 inches, in diameter. Visual Astronomy with a Small Telescope is for people who are sufficiently interested in astronomy to have purchased a small telescope or received one as a gift, but who are still developing experience of using...

    $660.00

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  • TELESCOPE EYEPIECES
    ebook
    TELESCOPE EYEPIECES
    SEAN G. RYAN
    Anyone who has looked through binoculars, a telescope or microscope has used an eyepiece. Telescope Eyepieces: Optical Theory and Design explores the wide range of eyepiece designs. It introduces optics theory progressively to build understanding of how lenses control light in an optical system, both generally and in eyepieces specifically, linking optics fundamentals, design e...

    $1,240.00

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