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Telescope Accessories

Here you will find a growing selection of accessories to outfit your telescope.  From accessory kits to visual backs, this is the place to find what you need.

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  • Sold out
    $199.00
    $199.00 - $199.00
    $199.00
    $149.00
    $149.00 - $149.00
    $149.00

    ZWO Standard Electronic Automatic Focuser (EAF) 5V

    ZWO
    Sold Out

    ZWO EAF 5V Electronic Automatic Focuser – Precision at Your Fingertips If you’ve ever struggled with getting that perfect focus during an imaging s...

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    $199.00
    $199.00 - $199.00
    $199.00
    $149.00
    $149.00 - $149.00
    $149.00
    Sold out
  • 1.25" 99% Reflectivity dielectric mirror diagonal
    Sold out
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    Astro-Tech 1.25" 99% Reflectivity Dielectric Mirror Diagonal

    Astro-Tech
    Sold Out

    This 1.25" Astro-Tech first-surface mirror star diagonal was named a Sky & Telescope Hot Product for 2007! Sky & Tel recognized that the As...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
    Sold out
  • 2" 99% Reflectivity dielectric mirror diagonal for SCTs
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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    Astro-Tech 2" 99% Reflectivity Dielectric Mirror Diagonal for SCTs

    Astro-Tech
    Sold Out

    This 2" dielectric mirror-type star diagonal is designed to give you first-class performance with a Schmidt-Cassegrain - at a money-saving and far ...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
    Sold out
  • Sold out
    $248.00 - $248.00
    $248.00
    $248.00 - $248.00
    $248.00

    ZWO Standard Electronic Automatic Focuser (EAF) 5V Advanced Set

    ZWO
    Sold Out

    A great solution for your focusing needs. The ZWO EAF provides precise focus control for all your imaging needs.  In April of 2021 ZWO introduced t...

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    $248.00 - $248.00
    $248.00
    $248.00 - $248.00
    $248.00
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  • Sold out
    $164.95 - $164.95
    $164.95
    $164.95 - $164.95
    $164.95

    Celestron 9X50 Right Angle Correct Image Illuminated Finder Scope

    Celestron
    Sold Out

    Upgrade your finder and stop straining your neck and back! This well-built 9x50 finder displays right side up, left-to-right correct views, a great...

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    $164.95 - $164.95
    $164.95
    $164.95 - $164.95
    $164.95
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  • Focusing cap - Bahtinov focusing mask - Celestron 5" SCT or Astro-Tech AT115EDT
    Sold out
    $96.00 - $96.00
    $96.00
    $96.00 - $96.00
    $96.00

    Astrozap Focusing Cap - Bahtinov Focusing Mask - Celestron 5" SCT or Astro-Tech AT115EDT

    Astrozap
    Sold Out

    AstroZap Focusing Cap with Built-In Bahtinov Mask – For Celestron 5" SCT & Astro-Tech AT115EDT Perfect focus doesn’t have to be a guessing game...

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    $96.00 - $96.00
    $96.00
    $96.00 - $96.00
    $96.00
    Sold out
  • Digital Dew Heater Four channel/four output control unit
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    $109.00 - $109.00
    $109.00
    $109.00 - $109.00
    $109.00

    Thousand Oaks Digital Dew Heater Four Channel/Four Output Control Unit

    Thousand Oaks
    Sold Out

    Thousand Oaks Digital Dew Heater Control Unit – Four Channel / Four Output Advanced Dew Prevention with Full Digital Control and Battery-Saving Eff...

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    $109.00 - $109.00
    $109.00
    $109.00 - $109.00
    $109.00
    Sold out
  • 2" Extension ring for A-T Ritchey-Chrétien astrographs
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    $34.95 - $34.95
    $34.95
    $34.95 - $34.95
    $34.95

    Astro-Tech 2" Extension Ring for A-T Ritchey-Chrétien Astrographs

    Astro-Tech
    Sold Out

    This Astro-Tech 2" long x 90mm diameter extension ring can be installed between the rear cell of an Astro-Tech Ritchey-Chrétien astrograph and its ...

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    $34.95 - $34.95
    $34.95
    $34.95 - $34.95
    $34.95
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  • Dew-Resistant Messier Card
    Sold out
    $6.95 - $6.95
    $6.95
    $6.95 - $6.95
    $6.95

    Dew-Resistant Messier Card

    Sky Publishing
    Sold Out

    This 12" x 9" quick-reference sky chart shows the location of all 109 Messier objects on the front, a great help for binocular astronomers. It tabu...

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    $6.95 - $6.95
    $6.95
    $6.95 - $6.95
    $6.95
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  • Antonín Rükl'S mirror-image Field Map of the Moon for refractors and catadioptrics, laminated
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    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95

    Antonín Rükl's Mirror-Image Field Map of the Moon for Refractors and Catadioptrics, Laminated

    Sky Publishing
    Sold Out

    This newly drawn large laminated Moon map identifies over 1000 landmarks visible in refractors and catadioptric telescopes, including features in t...

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    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95
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  • Moon Map, Mirror image for refractors and catadioptric scopes, weatherproof
    Sold out
    $6.95 - $6.95
    $6.95
    $6.95 - $6.95
    $6.95

    Moon Map, Mirror image for refractors and catadioptric scopes, weatherproof

    Sky Publishing
    Sold Out

    This handy map of the Moon's near side identifies nearly 300 craters by name that you can see in a small telescope (many are also visible in binocu...

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    $6.95 - $6.95
    $6.95
    $6.95 - $6.95
    $6.95
    Sold out
  • Antonín Rükl'S Field Map of the Moon for binoculars and reflectors, laminated
    Sold out
    $10.95 - $10.95
    $10.95
    $10.95 - $10.95
    $10.95

    Antonín Rükl's Field Map of the Moon for Binoculars and Reflectors, Laminated

    Sky Publishing
    Sold Out

    This could well be the only Moon reference you'll ever need at your Newtonian reflector telescope. This large laminated Field Map of the Moon measu...

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    $10.95 - $10.95
    $10.95
    $10.95 - $10.95
    $10.95
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  • Digital Dew Heater Strip for 2" eyepieces and large finderscopes
    Sold out
    $39.00 - $39.00
    $39.00
    $39.00 - $39.00
    $39.00

    Thousand Oaks Digital Dew Heater Strip for 2" Eyepieces and Large Finderscopes

    Thousand Oaks
    Sold Out

    Thousand Oaks Dew Heater Strip – For 2" Eyepieces & Medium Finderscopes Reliable Dew Prevention for Larger Eyepieces and Accessories Larger opt...

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    $39.00 - $39.00
    $39.00
    $39.00 - $39.00
    $39.00
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  • 7.5 X 50mm blue right angle correct image finder
    Sold out
    $84.50 - $84.50
    $84.50
    $84.50 - $84.50
    $84.50

    Antares 7.5 X 50mm Blue Right Angle Correct Image Finder

    Antares
    Sold Out

    This blue 7 x 50mm right-angle erect/right-reading image multicoated achromatic doublet finder is available as a more-convenient replacement for th...

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    $84.50 - $84.50
    $84.50
    $84.50 - $84.50
    $84.50
    Sold out
  • Heater strap for 8" scopes
    Sold out
    $54.00 - $54.00
    $54.00
    $54.00 - $54.00
    $54.00

    Dew heater strap for 9.25" telescopes. RCA-compatible, fabric-backed design with Velcro closure and built-in low-wattage heating element. Protects corrector plates and optics.

    Astrozap
    Sold Out

    This Product Has Been Discontinued And This Is Here for Informational Purposes Only. It Is No Longer For  Sale. AstroZap Dew Heater Strap for 9.25"...

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    $54.00 - $54.00
    $54.00
    $54.00 - $54.00
    $54.00
    Sold out
  • Heater strap for 10" scopes
    Sold out
    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00

    Astrozap Heater Strap for 9" & 10" Scopes

    Astrozap
    Sold Out

    This Product Has Been Discontinued And This Is Here for Informational Purposes Only. It Is No Longer For  Sale. AstroZap Dew Heater Strap for 9" &a...

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    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00
    Sold out
  • Sold out
    $165.00
    $165.00 - $165.00
    $165.00
    $109.00
    $109.00 - $109.00
    $109.00

    Astrozap For Most Celestron 8" SCTs, Gray Finish Aluminum

    Astrozap
    Sold Out

    AstroZap Aluminum Dew Shield for Most Celestron 8" SCTs – Gray Finish The Celestron 8" SCT is the most popular Schmidt-Cassegrain on the planet—and...

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    $165.00
    $165.00 - $165.00
    $165.00
    $109.00
    $109.00 - $109.00
    $109.00
    Sold out
  • Moon Map For binoculars and reflectors, weatherproof
    Sold out
    $6.95 - $6.95
    $6.95
    $6.95 - $6.95
    $6.95

    Moon Map For binoculars and reflectors, weatherproof

    Sky Publishing
    Sold Out

    This handy map of the Moon's near side identifies nearly 300 craters by name that you can see in a small telescope (many are also visible in binocu...

    View full details
    $6.95 - $6.95
    $6.95
    $6.95 - $6.95
    $6.95
    Sold out
  • Tirion Atlas 2000.0, Desk, 2Nd ed. (black stars/white background)
    Sold out
    $39.95 - $39.95
    $39.95
    $39.95 - $39.95
    $39.95

    Sky Publishing Tirion Atlas 2000.0, Desk, 2nd Ed. (Black Stars/White Background)

    Sky Publishing
    Sold Out

    A convenient set of 26 individual star charts for planning future observing sessions. The best-selling Tirion Sky Atlas 2000.0 is the standard agai...

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    $39.95 - $39.95
    $39.95
    $39.95 - $39.95
    $39.95
    Sold out
  • Focusing cap w/ built-in Bahtinov focusing mask for most 152mm aperture refractors
    Sold out
    $103.00 - $103.00
    $103.00
    $103.00 - $103.00
    $103.00

    Astrozap Focusing Cap w/ Built-in Bahtinov Focusing Mask For Most 152mm Aperture Refractors

    Astrozap
    Sold Out

    AstroZap Focusing Cap with Built-In Bahtinov Mask – For Most 152mm (6") Refractors Focusing a large refractor, especially for imaging, requires sur...

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    $103.00 - $103.00
    $103.00
    $103.00 - $103.00
    $103.00
    Sold out
  • Focusing cap w/ built-in Bahtinov focusing mask for most 130mm aperture refractors
    Sold out
    $100.00 - $100.00
    $100.00
    $100.00 - $100.00
    $100.00

    Astrozap Focusing Cap w/ Built-In Bahtinov Focusing Mask For Most 130mm Aperture Refractors

    Astrozap
    Sold Out

    AstroZap Focusing Cap with Built-In Bahtinov Mask – For Most 130mm (5.1") Refractors When you're working with a high-performance 130mm refractor, e...

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    $100.00 - $100.00
    $100.00
    $100.00 - $100.00
    $100.00
    Sold out
  • For current Meade 8" LX90 and LX200 catadioptrics, textured matte blue finish
    Sold out
    $174.00 - $174.00
    $174.00
    $174.00 - $174.00
    $174.00

    Astrozap For Current Meade 8" LX90 and LX200 Catadioptrics, Textured Matte Blue Finish

    Astrozap
    Sold Out

    AstroZap Flexible Dew Shield – For Current Meade 8" LX90 & LX200 SCTs (Textured Matte Blue Finish) Protect Your Optics. Boost Your Views. Built...

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    $174.00 - $174.00
    $174.00
    $174.00 - $174.00
    $174.00
    Sold out
  • Focusing cap w/ built-in Bahtinov focusing mask for 9.25" SCTs and similar scopes
    Sold out
    $126.00 - $126.00
    $126.00
    $126.00 - $126.00
    $126.00

    Astrozap Focusing Cap w/ Built-In Bahtinov Focusing Mask for 9.25" SCTs and Similar Scopes

    Astrozap
    Sold Out

    AstroZap Focusing Cap with Built-In Bahtinov Mask – 9.25" SCT and Similar OTAs Focus like a pro without adding complexity to your setup. The AstroZ...

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    $126.00 - $126.00
    $126.00
    $126.00 - $126.00
    $126.00
    Sold out
  • Focusing cap - built-in Bahtinov focusing mask for Celestron 4" or Meade ETX105 Maks
    Sold out
    $86.00 - $86.00
    $86.00
    $86.00 - $86.00
    $86.00

    Astrozap Focusing Cap - Built-In Bahtinov Focusing Mask for Celestron 4" or Meade ETX105 Maks

    Astrozap
    Sold Out

    AstroZap Focusing Cap with Built-In Bahtinov Mask – For Celestron 4" Maks & Meade ETX105 Don’t let your compact telescope fool you—precise focu...

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    $86.00 - $86.00
    $86.00
    $86.00 - $86.00
    $86.00
    Sold out

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