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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 $44.95 - Original price $44.95
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    Astro-Tech 1.25"/2" Laser Collimator

    Astro-Tech
    In Stock

    This economical Astro-Tech Laser Collimator permits fast and consistent collimation of a Newtonian reflector's optics, including Dobsonians and as...

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    Original price $44.95 - Original price $44.95
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  • Original price $110.00 - Original price $110.00
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    Astrozap Artificial Star

    Astrozap
    More on the way

    AstroZap Artificial Star – Collimation and Optical Testing Aid Fine-tuning your optics doesn’t have to wait for clear skies. With the AstroZap Arti...

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    Original price $110.00 - Original price $110.00
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  • Original price $34.95 - Original price $34.95
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    Astro-Tech Newtonian Reflector Collimating Tool

    Astro-Tech
    More on the way

    The Astro-Tech ATCOLL Newtonian reflector collimating tool is a combination 1.25" sight tube and Cheshire eyepiece. It is precisely machined of alu...

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    Original price $34.95 - Original price $34.95
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    Celestron Newtonian Reflector Collimating Tool 94182

    Celestron
    More on the way

    The Celestron Newtonian reflector collimating tool is a combination of a sight tube and a Cheshire tool in a single unit. It has the precisely cent...

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    Original price $34.95 - Original price $34.95
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  • Original price $354.00 - Original price $354.00
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    Takahashi Collimating scope for Ritchey-Chrétiens, Dall-Kirkhams, and refractors TKA00443

    Takahashi
    More on the way

    This Takahashi 6 x 18mm collimating scope is designed to help you align the optics of Dall-Kirkham, Ritchey-Chrétien, and refractor telescopes.The ...

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    Original price $354.00 - Original price $354.00
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  • Original price $74.00 - Original price $74.00
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    Takahashi Collimating eyepiece TKA00441

    Takahashi
    More on the way

    The Takahashi TCE0020 is a collimating eyepiece used to collimate Newtonian and Cassegrain telescopes.The Takahashi TCE0020 is a short body Cheshir...

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    Original price $74.00 - Original price $74.00
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  • Original price $173.00 - Original price $173.00
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    Takahashi 2" Adapter To Use Takahashi Collimating Scope With Non-Takahashi Telescopes

    Takahashi
    More on the way

    This Takahashi 2" adapter is used to connect the Takahashi collimating scope to the 2" focuser of takahashi reflectors and non-Takahashi telescopes...

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    Original price $173.00 - Original price $173.00
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  • Original price $92.00 - Original price $92.00
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    Takahashi Collimating tube TKA00442

    Takahashi
    More on the way

    The Takahashi TCE0030 collimating tube provides crosshairs to convert the Takahashi TCE0020 collimating eyepiece into a sighting tube for collimati...

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    Original price $92.00 - Original price $92.00
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  • Original price $25.95 - Original price $25.95
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    Bob’s Knob 3 Collimating Knobs | Meade 16" LX200 with Six Screw Secondary

    Bob's Knobs
    More on the way

    These knobs make it easy to collimate your Meade 16" LX200 Schmidt-Cassegrain or current Meade 16" LX200R Advanced Ritchey-Chrétien telescope for o...

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    Original price $25.95 - Original price $25.95
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  • Original price $20.95 - Original price $20.95
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    Bob’s Knobs 3 Collimating Knobs for Metric Celestron 9.25" CPC 925 SCTs

    Bob's Knobs
    In Stock

    These knobs make it easy to collimate your Celestron C9¼ CPC 925 for optimum image quality. You don't need any tools, so you never have to worry ab...

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    Original price $20.95 - Original price $20.95
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  • Original price $29.95 - Original price $29.95
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    Bob’s Knobs 6 Collimating and Locking Knobs for Meade 12" Lightbridge Dobsonian Primary Mirror

    Bob's Knobs
    Sold Out

    These knobs make it easy to collimate the primary mirror of your Meade 12" LightBridge Dobsonian reflector for optimum image quality. You don't nee...

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    Original price $29.95 - Original price $29.95
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  • Original price $19.95 - Original price $19.95
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    Bob’s Knobs 3 Collimating Knobs for Celestron 11" SCT with Flat Secondary Housing

    Bob's Knobs
    In Stock

    These knobs make it easy to collimate your Celestron C11 for optimum image quality. You don't need any tools, so you never have to worry about losi...

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    Original price $19.95 - Original price $19.95
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    Bob’s Knobs 3 Collimating Knobs for Celestron 11" SCT with Trifid Secondary (Not Edge HD)

    Bob's Knobs
    More on the way

    These no-tool collimation knobs fit late model aluminum optical tube and most carbon These knobs make it easy to collimate your non-Edge HD Celestr...

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    Original price $19.95 - Original price $19.95
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    Bob’s Knobs 3 Collimating Knobs for Celestron C14 with Phillips-Head Collimation Screws

    Bob's Knobs
    Sold Out

    These knobs make it easy to collimate your Celestron C14 for optimum image quality. You don't need any tools, so you never have to worry about losi...

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    Original price $19.95 - Original price $19.95
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    Bob’s Knobs 3 Collimating Knobs for Celestron C14 w/Allen or Slotted Collimation Screws

    Bob's Knobs
    Sold Out

    These knobs make it easy to collimate your Celestron C14 for optimum image quality. You don't need any tools, so you never have to worry about losi...

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    Original price $19.95 - Original price $19.95
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  • Original price $25.95 - Original price $25.95
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    Bob's Knobs 3 Collimating Knobs For Astro-Tech 12" Rc Astrograph Secondary Mirror

    Bob's Knobs
    In Stock

    These Bob's Knobs fit the secondary mirror housing of the 12" Astro-Tech Ritchey-Chrétiens only. Precise collimation is essential to get the best c...

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    Original price $25.95 - Original price $25.95
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    Bob's Knobs 3 Collimating Knobs For Astro-Tech 10" Rc Astrograph Secondary Mirror

    Bob's Knobs
    In Stock

    These Bob's Knobs fit the secondary mirror housing of the 10" Astro-Tech Ritchey-Chrétiens only. Precise collimation is essential to get the best c...

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    Original price $25.95 - Original price $25.95
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    Bob’s Knobs 3 Collimating Knobs for Meade 16" LX200 With Three Collimating Screws

    Bob's Knobs
    In Stock

    These knobs make it easy to collimate your older three-screw secondary Meade 16" LX200 Schmidt-Cassegrain for optimum image quality. Current 16" Me...

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    Original price $25.95 - Original price $25.95
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