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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.

  • Original price $245.00 - Original price $245.00
    Original price
    $245.00
    $245.00 - $245.00
    Current price $245.00

    Questar Dew Cap for 3.5" Standard (Replacement)

    Questar
    More on the way

    The Questar #13091 dewcap is a replacement for a lost or damaged 3.5" standard Questar dewcap. This special order Questar #13091 dewcap with wrap-a...

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    Original price $245.00 - Original price $245.00
    Original price
    $245.00
    $245.00 - $245.00
    Current price $245.00
  • Original price $195.00 - Original price $195.00
    Original price
    $195.00
    $195.00 - $195.00
    Current price $195.00

    Questar Dew Cap for 3.5" Field Model/Birder (Replacement)

    Questar
    More on the way

    The Questar #13093 dewcap is a replacement for a lost or damaged 3.5" Questar Field Model or Birder dewcap.This special order Questar #13093 anodiz...

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    Original price $195.00 - Original price $195.00
    Original price
    $195.00
    $195.00 - $195.00
    Current price $195.00
  • Original price $225.00 - Original price $225.00
    Original price
    $225.00
    $225.00 - $225.00
    Current price $225.00

    Questar Dew Cap for 3.5" Duplex (Replacement)

    Questar
    More on the way

    The Questar #13092 dewcap is a replacement for a lost or damaged 3.5" Questar Duplex dewcap. This special order Questar #13092 dewcap with star cha...

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    Original price $225.00 - Original price $225.00
    Original price
    $225.00
    $225.00 - $225.00
    Current price $225.00
  • Original price $925.00 - Original price $925.00
    Original price
    $925.00
    $925.00 - $925.00
    Current price $925.00

    Questar 2" Quartz Silver Mirror for 7" Questars

    Questar
    More on the way

    This 2" Questar star diagonal allows the use of 2" eyepieces with the 7" Questar Maksutov. Its 1/20th wave first surface quartz mirror has silver m...

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    Original price $925.00 - Original price $925.00
    Original price
    $925.00
    $925.00 - $925.00
    Current price $925.00
  • Original price $125.00 - Original price $125.00
    Original price
    $125.00
    $125.00 - $125.00
    Current price $125.00

    Questar Swivel Coupling to Use Image Erector or Starguide with 3.5" Questars

    Questar
    More on the way

    This Questar $13071 swivel coupling is needed to use the Questar image erector or Starguide off-axis guider with 3.5" Questar scopes. This Questar ...

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    Original price $125.00 - Original price $125.00
    Original price
    $125.00
    $125.00 - $125.00
    Current price $125.00
  • Original price $425.00 - Original price $425.00
    Original price
    $425.00
    $425.00 - $425.00
    Current price $425.00

    Questar Dew Cap for 7" (Replacement)

    Questar
    More on the way

    The Questar #23028 dewcap is a replacement for a lost or damaged 7" Questar dewcap. The Questar #23028 dewcap is a replacement for a lost or damage...

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    Original price $425.00 - Original price $425.00
    Original price
    $425.00
    $425.00 - $425.00
    Current price $425.00
  • Original price $395.00 - Original price $395.00
    Original price
    $395.00
    $395.00 - $395.00
    Current price $395.00

    Questar 1.25" Mirror Diagonal for Brandon Eyepieces on a 3.5" Questar

    Questar
    More on the way

    The Questar #19107 is a mirror-type 90° viewing angle star diagonal for axial viewing with a 3.5" Questar telescope. It connects to the Cassegrain ...

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    Original price $395.00 - Original price $395.00
    Original price
    $395.00
    $395.00 - $395.00
    Current price $395.00
  • Original price $460.00 - Original price $460.00
    Original price
    $460.00
    $460.00 - $460.00
    Current price $460.00

    Questar 45° Image Erecting Prism for Questar 3.5" Scopes Only

    Questar
    More on the way

    This premium Questar 45° viewing angle image erecting diagonal fits into the back of any Questar 3.5" scope to provide upright and correctly left-t...

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    Original price $460.00 - Original price $460.00
    Original price
    $460.00
    $460.00 - $460.00
    Current price $460.00

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