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  2. List of telescope parts and construction - Wikipedia

    en.wikipedia.org/wiki/List_of_telescope_parts...

    Primary lens: The objective of a refracting telescope. Primary mirror: The objective of a reflecting telescope. Corrector plate: A full aperture negative lens placed before a primary mirror designed to correct the optical aberrations of the mirror. Schmidt corrector plate: An aspheric-shaped corrector plate used in the Schmidt telescope.

  3. Category:Optical telescope components - Wikipedia

    en.wikipedia.org/wiki/Category:Optical_telescope...

    See also Category:Telescope instruments. Pages in category "Optical telescope components" The following 14 pages are in this category, out of 14 total.

  4. Obsession Telescopes - Wikipedia

    en.wikipedia.org/wiki/Obsession_Telescopes

    In 2007, Obsession Telescopes released a second series of telescopes more portable than their original design. They designated this series as Ultra Compact (UC), referring to their former one as 'Classic.' From 2009-2012 their telescopes ranged from USD 3000 for a 12.5 inch telescope, up to USD 12–15,000 for a 25-inch telescope.

  5. List of telescope types - Wikipedia

    en.wikipedia.org/wiki/List_of_telescope_types

    Some telescopes are classified by the task they perform; for example Solar telescopes are all designs that look at the Sun, Dobsonian telescopes are designed to be low cost and portable, Aerial telescopes overcame the optical shortcomings of 17th-century objective lenses, [1] etc.

  6. Sidewalk astronomy - Wikipedia

    en.wikipedia.org/wiki/Sidewalk_astronomy

    Some sidewalk "pitch men" charged the public to view astronomical objects through their telescope but other astronomers allow people to view for free. [ 6 ] [ 10 ] In more recent years sidewalk astronomy has come to be more associated with altruistic individuals or groups offering views of the nighttime sky as a free public educational service.

  7. Category:Telescopes - Wikipedia

    en.wikipedia.org/wiki/Category:Telescopes

    Great refractors (12 P) H. High energy particle telescopes (2 C, 11 P) I. Telescope instruments (1 C, 23 P) ... List of telescope parts and construction; Periscope lens;

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  9. John Dobson (amateur astronomer) - Wikipedia

    en.wikipedia.org/wiki/John_Dobson_(amateur...

    The 24-inch (610 mm) Dobsonian telescope brought by the Sidewalk Astronomers was unconventional, because most telescopes at such meetings tended to be smaller, on equatorial mounts, and designed for astrophotography rather than optical viewing. Surprisingly (and controversially at the time) Dobson's telescope tied in first prize for best optics.

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