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Items 41 to 60 of 915 total

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  1. 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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    (48 States)
    Model#: AT10RCF
    $3,495.00

  2. 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

  3. 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

  4. 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

  5. Meade 10" LX850-ACF Telescope with StarLock

    Meade - 10" LX850-ACF (f/8) Advanced Coma-Free Telescope

    Meade 10" LX850-ACF (f/8) Advanced Coma-Free w/UHTC #1008-85-01.

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    (48 States)
    Model#: 1008-85-01
    $8,199.00

  6. Meade - 50AZ-P 50mm Refractor Telescope

    Meade - 50AZ-P 50mm Refractor Telescope

    Meade 50AZ-P 50mm refracting telescope with simple to use non-motorized mount

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    Model#: 04050
    $59.99

  7. Meade - StarNavigator 130mm Altazimuth GoTo Reflector Telescope

    Meade - StarNavigator 130mm Altazimuth GoTo Reflector Telescope

    The simple to use mount features advanced electronics to make alignment easy, including an internal clock. The adjustable height aluminum tripod allows for comfortable viewing from either a seated or standing position. The mount is conveniently powered from the included internal battery pack which holds eight (user supplied) "AA" batteries. The generous light gathering ability of this scope combined with ... Learn More
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    (48 States)
    Model#: 20130
    $399.00

  8. Meade - StarNavigator 90mm Altazimuth Refractor Telescope

    Meade - StarNavigator 90mm Altazimuth Refractor Telescope

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    (48 States)
    Model#: 20094
    $379.00

  9. Celestron CGEM DX 1400 FASTAR Schmidt-Cassegrain Telescope

    Celestron - CGEM DX 1400 FASTAR Schmidt-Cassegrain 14" Computerized Telescope

    Celestron's CGEM DX 1400 features our high-end 14" Schmidt Cassegrian OTA with XLT coatings mounted on our brand new CGEM DX™ mount.

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    (48 States)
    Model#: 11005
    $6,299.00

  10. Explore Scientific ED152 Air Spaced Triplet Refractor Carbon Fiber Telescope

    Explore Scientific - ED152mm Air Spaced Triplet Refractor Carbon Fiber Telescope

    The Explore Scientific 152mm f/8 Air-Spaced Triplet ED APO Refractor produces a visual experience that is often

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    (48 States)
    Model#: TED15208-CF
    $5,999.99

  11. Meade - X-Wedge for 8", 10", 12", and 14" LX200 and LX600 Telescopes

    Meade - X-Wedge for 8", 10", 12", and 14" LX200 and LX600 Telescopes

    For long exposure astrophotography and imaging with Meade LX200 and LX600 models. This extremely heavy duty wedge allows for secure and stable mounting with exceptional vibration damping of larger Meade SC and ACF telescopes.

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    (48 States)
    Model#: 07028
    $699.00

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

    Meade - ETX-90 Astro 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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    Model#: 3514-04-15
    $399.00

  13. AG Optical 20" iDK Astrograph Telescope

    AG Optical - 20" Dall Kirkham Astrograph Telescope

    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

  14. AG Optical - 17" Dall Kirkham Astrograph Telescope

    AG Optical - 17" Dall Kirkham Astrograph Telescope

    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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    Model#: 17IDK
    $20,995.00

  15. AG Optical 12.5" Dall Kirkham Astrograph Telescope

    AG Optical - 12.5" Dall Kirkham Astrograph Telescope

    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

  16. 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)

    advantage of helical focusers is the fine adjustment possible, in part due to the fine pitch of the focusing ring's thread, and in part due to the large diameter of the ring. In the case of the Borg helical focusers, virtually backlash-free ... ... Learn More
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    (48 States)
    Model#: B07746
    $1,635.00

  17. 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

  18. Camera NOT included!!!

    Borg - 71FL Fluorite Optical Tube - Series 80 Set

    Series 80 set for the Borg 71FL Fluorite Optical Tube.

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    (48 States)
    Model#: 6171
    $1,150.00

  19. Olivon 80mm f6.25 ED APO Doublet Refractor w/S-FPL53 glass

    Olivon - 80mm f6.25 ED APO Doublet Refractor w/S-FPL53 glass

    Olivon 80mm ED APO f6.25. 500mm Focal length. Utilizing S-FPL53 glass in a doublet refractor encased in an aluminum tube.

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    (48 States)
    Model#: OLED80-US
    $899.00

  20. Olivon Brass 80/900 Telescope

    Olivon - Brass 80/900 Telescope

    The Olivon 80mm Brass Refractor telescope with 900mm focal length and floor tripod incorporates a striking mahogany and brass exterior.

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    (48 States)
    Model#: OLBR80900-US
    $899.00

Items 41 to 60 of 915 total

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