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Telescopes

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  1. Astro-Tech - 12" Ritchey Chretien Astrograph

    Astro-Tech - 12" Ritchey Chretien Astrograph

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    Model#: AT12RC
    $3,995.00

  2. Astro-Tech 10" Ritchey Chretien Astrograph with 3 Built in Rear Fans

    Astro-Tech - 10" Ritchey Chretien Astrograph with 3 Built in Rear Fans

    Developed by Astro-Tech to make large-format CCD imaging affordable for the amateur astronomer, the Astro-Tech AT10RCF is priced thousands of dollars less than the formerly least-expensive 10” R-C. The Astro-Tech AT10RCF is the first truly affordable large aperture true Ritchey-Chrétien astrograph available from a U. S. company.

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    Model#: AT10RCF
    $3,495.00

  3. Astro-Tech - 10" Ritchey Chretien Telescope

    Astro-Tech - 10" Ritchey Chretien Telescope

    Optical tubes based upon the Ritchey Chretien design are known very well for their successfull astrophotography, and the 10" optical tube by Astro-Tech is no different! What is different is the price!

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    Model#: AT10RC
    $2,495.00

  4. Astro-Tech - 8" Ritchey Chretien Telescope

    Astro-Tech - 8" Ritchey Chretien Telescope

    A telescope with high quality optics is key to great observing. However, a high quality telescope priced reasonably is less common.

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    (48 States)
    Model#: AT8RC
    $1,395.00

  5. Astro-Tech 6" Ritchey Chretien Telescope

    Astro-Tech - 6" Ritchey Chretien Telescope

    Ritchey Chretien astrograph telescopes are exclusively used in many professional fields, including the HST. Astro-Tech has designed a 6" f/9 Astrograph that is based upon this design to the amateur astronomer at affordable prices.

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    Model#: AT6RC
    $499.00

  6. Astro-Tech - White 90mm f/6.7 FPL-53 ED Triplet Refractor Telescope

    Astro-Tech - White 90mm f/6.7 FPL-53 ED Triplet Refractor Telescope

    This triplet refractor from Astro-Tech has an aperture of 90mm and a focal ratio of f/6.7. Featuring high quality glass and amazing accessories, this telescope is definately a wise choice.

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    (48 States)
    Model#: AT90EDT
    $1,195.00

  7. Astro-Tech - White 130mm f/6 FPL-53 Triplet Refractor Telescope

    Astro-Tech - White 130mm f/6 FPL-53 Triplet Refractor Telescope

    Astro-Tech has equipped this telescope with a 2.7" Linear Crayford focuser, with a 10:1 focusing ratio.

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    (48 States)
    Model#: AT130
    $2,995.00

  8. Astro-Tech - White 111mm f/7 ED Triplet Refractor Telescope

    Astro-Tech - White 111mm f/7 ED Triplet Refractor Telescope

    This 111mm triplet refractor from Astrotech has an increase of 18% light transmission when compared to a 102mm refractor ota.

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    (48 States)
    Model#: AT111EDT
    $1,595.00

  9. Explore Scientific - ED80mm Air-Spaced Triplet Refractor Telescope

    Explore Scientific - ED80mm Air-Spaced Triplet Refractor Telescope

    This version is replacing the original TED0806-00 optical system. This new version does NOT include a finderscope; must be purchased separately.

    The 80mm f/6 ED Apochromatic triplet from Explore Scientific is a great air-spaced triplet refractor telescope for observing as well as for use in photography of celestial objects.

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    Model#: TED0806-01

    Regular Price: $1,399.99

    Special Price: $599.00

  10.  Borg - 77 ED II f/4.3 Astrograph Set (2178 + 7135 + 7835 + 7704)

    Borg - 77 ED II f/4.3 Astrograph Set (2178 + 7135 + 7835 + 7704)

    • BORG 77EDII OTA
    • 0.65x reducer
    • Total of 6 elements
    • 330mm focal length
    • F4.3
    • 35mm full-frame coverage
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    (48 States)
    Model#: B07743
    $2,175.00

  11. Olivon - Alpha Lyra Telescope 70/700 AZ-2

    Olivon - Alpha Lyra Telescope 70/700 AZ-2

    The 70mm Alpha Lyra 70/700 Refractor Telescope from Olivon is an entry-level optic that comes with a range of accessories for observations of terrestrial and celestial subjects right out-of-the-box.

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    Model#: OLALAC70-US
    $99.00

  12. Olivon - Alpha Lyra Telescope 76/700 AZ-1

    Olivon - Alpha Lyra Telescope 76/700 AZ-1

    The 76mm Alpha Lyra 76/700 Refractor Telescope from Olivon is an entry-level optic that comes with a kit of accessories for observations of terrestrial and celestial subjects right out-of-the-box.

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    Model#: OLALN76-US
    $109.00

  13. Meade - Astro ETX-90 Maksutov-Cassegrain Telescope with Autostar

    Meade - Astro ETX-90 Maksutov-Cassegrain Telescope with Autostar

    The ETX-90 Maksutov-Cassegrain offers terrific optical quality that is the envy of the telescope industry, the easy to use Meade AutoStar computer handbox with over 30,000 object library, and a solid mount and tripod.

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    (48 States)
    Model#: 3514-04-15
    $399.00

  14. AG Optical 20" iDK Astrograph Telescope

    AG Optical - 20" Dall Kirkham Astrograph Telescope

    For the months of August and September, buy any AG Optical IDK Telescope and get select AG Optical accessories at half price! Limited time offer.

    The 12" AG Optical astrograph has a medium focal ratio of f/6.7 and features an RMS spot size of 6 microns which makes for pinpoint images of stars at low field of views. This optical tube has a two element <0.5% reflective corrector which makes this possible by reducing many of the common light distortions such as coma.

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    (48 States)
    Model#: 20IDK
    $29,995.00

  15. AG Optical - 17" Dall Kirkham Astrograph Telescope

    AG Optical - 17" Dall Kirkham Astrograph Telescope

    For the months of August and September, buy any AG Optical IDK Telescope and get select AG Optical accessories at half price! Limited time offer.

    The AG Optical 17" iDK Astrograph is an excellent astrograph for a wide variety of astrophotography. The telescope has a medium focal ratio of f/6.7 with 6 micron RMS spot size. This means that stars appear very pinpoint while still at large field of view.

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    (48 States)
    Model#: 17IDK
    $20,995.00

  16. AG Optical 12.5" Dall Kirkham Astrograph Telescope

    AG Optical - 12.5" Dall Kirkham Astrograph Telescope

    For the months of August and September, buy any AG Optical IDK Telescope and get select AG Optical accessories at half price! Limited time offer.

    A great benefit behind the Dall Kirkham design is excellent off-axis performance. The 12.5 astrograph from AG Optical is in a carbon fiber tub and has a medium focal ratio with a large aperture to support a variety optical and astrophotography combinations.

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    (48 States)
    Model#: 125IDK
    $10,995.00

  17. Borg - 77 ED II f/4.6 Astrograph Set (2178 + 7150 + 7137 + 7753 + 7835 + 7870)

    Borg - 77 ED II f/4.6 Astrograph Set (2178 + 7150 + 7137 + 7753 + 7835 + 7870)

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    (48 States)
    Model#: B07746
    $1,695.00

  18. Borg - 45 ED II f/5 Astrograph Set (6045 + 7857 + 7885)

    Borg - 45 ED II f/5 Astrograph Set (6045 + 7857 + 7885)

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    (48 States)
    Model#: B04561
    $850.00

  19. Astro-Tech ED Four Element 65mm f/6.5 Apochromatic Refractor

    Astro-Tech - ED Four Element 65mm f/6.5 Apochromatic Refractor

    This unique apochromatic ED quad refractor astrograph has a four lens/two group/two ED element fully-multicoated optical system.

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    (48 States)
    Model#: AT65EDQ
    $599.00

  20. Astro-Tech - White 72mm f/6 ED Doublet Refractor Optical Tube Assembly

    Astro-Tech - White 72mm f/6 ED Doublet Refractor Optical Tube Assembly

    Astronomy magazine called this scope’s predecessor, the 66mm Astro-Tech AT66ED, “a product everyone should own.”

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    (48 States)
    Model#: AT72WH
    $379.00

Items 61 to 80 of 911 total

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