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  • 48mm Oxygen III line band filter for 2" eyepieces
    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95

    Celestron 48mm Oxygen III Line Band Filter for 2" Eyepieces

    Celestron
    In Stock

    This new Celestron 2" Oxygen III light pollution line filter isolates the two glowing emission lines of doubly-ionized oxygen (at 4959 Ångstroms an...

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    $124.95 - $124.95
    $124.95
    $124.95 - $124.95
    $124.95
  • 14" Universal Dovetail Plate For Vixen Mounts
    $59.00 - $59.00
    $59.00
    $59.00 - $59.00
    $59.00

    Losmandy 14" Universal Dovetail Plate For Vixen Mounts

    Losmandy
    More on the way

    This 14" long Losmandy universal dovetail plate lets you mount long focal length optical tubes on mounts having a Vixen-style dovetail slot. The lo...

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    $59.00 - $59.00
    $59.00
    $59.00 - $59.00
    $59.00
  • 1.25" 99% reflectivity dielectric quartz mirror diagonal NEAF DEMO
    Sold out
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Astro-Tech 1.25" 99% Reflectivity Dielectric Quartz Mirror Diagonal

    Astro-Tech
    Sold Out

    THIS PRODUCT HAS BEEN DISCONTINUED.  THIS PAGE IS HERE FOR INFORMATIONAL PURPOSES ONLY. In addition to 99% reflectivity dielectric coatings, this ...

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    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
    Sold out
  • Dovetail plate to mount 11" Celestron optical tube on Celestron and Losmandy mounts
    $59.95 - $59.95
    $59.95
    $59.95 - $59.95
    $59.95

    Celestron Dovetail Plate to Mount 11" Celestron Optical Tube on Losmandy Style Saddles 94219

    Celestron
    In Stock

    This 17.5" Celestron dovetail plate attaches to the underside of a Celestron 11" Schmidt-Cassegrain optical tube, bolting to the tube's front and r...

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    $59.95 - $59.95
    $59.95
    $59.95 - $59.95
    $59.95
  • Celestron 94027 Soft Case for 11-Inch Schmidt-Cassegrain OTA
    $104.95 - $104.95
    $104.95
    $104.95 - $104.95
    $104.95

    Celestron Padded Soft Case - 11" OTA's 94027

    Celestron
    More on the way

    Celestron Padded Soft Case – 11" Optical Tubes (#94027) Your 11" OTA deserves better than a cardboard box.Celestron’s padded soft case is the strea...

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    $104.95 - $104.95
    $104.95
    $104.95 - $104.95
    $104.95
  • 2" Starbright XLT Enhanced aluminum mirror diagonal for SCTs
    $184.95 - $184.95
    $184.95
    $184.95 - $184.95
    $184.95

    Celestron 2" Starbright XLT Enhanced Aluminum Mirror Diagonal for SCTs

    Celestron
    More on the way

    This Celestron 2" mirror star diagonal for catadioptric telescopes has Starbright XLT enhanced aluminum multicoatings for a reflectivity of better ...

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    $184.95 - $184.95
    $184.95
    $184.95 - $184.95
    $184.95
  • $322.00 - $322.00
    $322.00
    $322.00 - $322.00
    $322.00

    Tele Vue 2" Bandmate Nebustar Filter

    TeleVue
    In Stock

     The distinction you'll find with Bandmate filters is their consistency, achieved by keeping control of the manufacturing and quality control proce...

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    $322.00 - $322.00
    $322.00
    $322.00 - $322.00
    $322.00
  • Side by side dovetail plate for Vixen-style mounts and dovetails
    $169.00 - $169.00
    $169.00
    $169.00 - $169.00
    $169.00

    Losmandy Side by side dovetail plate for Vixen-style mounts and dovetails

    Losmandy
    In Stock

    This Losmandy #VSBS side by side adapter incorporates two saddle plates mounted parallel to each other on a Vixen-style dovetail rail to let you in...

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    $169.00 - $169.00
    $169.00
    $169.00 - $169.00
    $169.00
  • Save $130.99 Save $0.00
    $269.99
    $269.99 - $269.99
    $269.99
    $139.00
    $139.00 - $139.00
    $139.00

    Explore Scientific 6.5mm 82 Degree 1.25" LER Waterproof Eyepiece

    Explore Scientific
    More on the way

    Explore Scientific 6.5mm 82° 1.25" LER Eyepiece – A Premium Wide-Field Experience with Superior Comfort When it comes to high-performance eyepieces...

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    $269.99
    $269.99 - $269.99
    $269.99
    $139.00
    $139.00 - $139.00
    $139.00
    Save $130.99 Save $0.00
  • 2" 99% Reflectivity dielectric mirror diagonal, with 1.25" adapter
    Sold out
    $169.99 - $169.99
    $169.99
    $169.99 - $169.99
    $169.99

    Meade 2" 99% Reflectivity dielectric mirror diagonal, with 1.25" adapter

    Meade
    Sold Out

    THIS PRODUCT HAS BEEN DISCONTINUED.  THIS PAGE IS HERE FOR INFORMATIONAL PURPOSES ONLY. This precision 2" first-surface mirror 90° star diagonal us...

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    $169.99 - $169.99
    $169.99
    $169.99 - $169.99
    $169.99
    Sold out
  • Explore Scientific 62° 40mm 2" Waterproof Eyepiece
    Save $130.99 Save $0.00
    $289.99
    $289.99 - $289.99
    $289.99
    $159.00
    $159.00 - $159.00
    $159.00

    Explore Scientific 40mm 62° 2" Waterproof Eyepiece

    Explore Scientific
    In Stock

    Explore Scientific 40mm 62° 2" Waterproof Eyepiece The Explore Scientific 40mm 62° Series 2" Eyepiece is a superb choice for deep-sky observers and...

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    $289.99
    $289.99 - $289.99
    $289.99
    $159.00
    $159.00 - $159.00
    $159.00
    Save $130.99 Save $0.00
  • $260.00 - $260.00
    $260.00
    $260.00 - $260.00
    $260.00

    Tele Vue 2" Bandmate Oxygen III Filter

    TeleVue
    In Stock

    The distinction you'll find with Bandmate filters is their consistency, achieved by keeping control of the manufacturing and quality control proces...

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    $260.00 - $260.00
    $260.00
    $260.00 - $260.00
    $260.00
  • $176.00 - $176.00
    $176.00
    $176.00 - $176.00
    $176.00

    TeleVue 40mm Plössl Eyepiece

    TeleVue
    In Stock

    This is a very good low power/wide field eyepiece that provides the widest field possible from a 1.25" eyepiece. Its field stop (the rim inside the...

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    $176.00 - $176.00
    $176.00
    $176.00 - $176.00
    $176.00
  • 14" Losmandy Universal D-plate dovetail plate DUP14
    $85.00 - $85.00
    $85.00
    $85.00 - $85.00
    $85.00

    Losmandy 14" Universal D-Plate Dovetail Plate DUP14

    Losmandy
    More on the way

    This 14" universal dovetail plate lets you mount long focal length optical tubes on Losmandy G11, HGM Titan, and GM-8 mounts, as well as Celestron ...

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    $85.00 - $85.00
    $85.00
    $85.00 - $85.00
    $85.00
  • Heater strap for 12" scopes
    $69.00 - $69.00
    $69.00
    $69.00 - $69.00
    $69.00

    Astrozap Heater Strap for 12" Scopes

    Astrozap
    In Stock

    AstroZap Dew Heater Strap for 12" Telescopes With a 12" optical tube, you're collecting serious starlight—but also putting a large surface area at ...

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    $69.00 - $69.00
    $69.00
    $69.00 - $69.00
    $69.00
  • $381.00 - $381.00
    $381.00
    $381.00 - $381.00
    $381.00

    TeleVue 7mm Nagler Type 6 Eyepiece

    TeleVue
    In Stock

    This is a superb short focal length ultra wide field eyepiece designed as an upgrade to the original and highly-prized 7mm Nagler. This 1.25" eyepi...

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    $381.00 - $381.00
    $381.00
    $381.00 - $381.00
    $381.00
  • $359.00 - $359.00
    $359.00
    $359.00 - $359.00
    $359.00

    TeleVue Mounting Ring Set for 5" Refractors

    TeleVue
    More on the way

    This powder-coated matte-finish satin black ring set is designed to hold 5" diameter refractor optical tubes such as the TeleVue NP127is. The set c...

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    $359.00 - $359.00
    $359.00
    $359.00 - $359.00
    $359.00
  • 14" Losmandy Dovetail Plate For Astro-Physics Rings
    $85.00 - $85.00
    $85.00
    $85.00 - $85.00
    $85.00

    Losmandy 14" Dovetail Plate For Astro-Physics Rings

    Losmandy
    More on the way

    A Losmandy Dovetail drilled specifically for your Astro-Physics 4", 5", 6", or 7" ring set. This Losmandy Astro-Physics Ring dovetail plate, is the...

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    $85.00 - $85.00
    $85.00
    $85.00 - $85.00
    $85.00
  • $31.95 - $31.95
    $31.95
    $31.95 - $31.95
    $31.95

    Celestron Omni 12mm 1.25" Plossl Eyepiece 93319

    Celestron
    More on the way

    This Celestron Omni is a good quality medium power eyepiece at a good low price. It's designed for detailed lunar observing, for getting up close a...

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    $31.95 - $31.95
    $31.95
    $31.95 - $31.95
    $31.95
  • $130.00 - $130.00
    $130.00
    $130.00 - $130.00
    $130.00

    Losmandy Saddle Plate For G11 & Takahashi Mounts, Holds Losmandy/Vixen Dovetails

    Losmandy
    More on the way

    This Losmandy saddle plate attaches to Losmandy G-11 and GM 8 equatorial mounts, as well as Takahashi mounts, and lets you attach optical tubes usi...

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    $130.00 - $130.00
    $130.00
    $130.00 - $130.00
    $130.00
  • 25mm X-Cel LX Series 1.25"
    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95

    Celestron 25mm X-Cel LX Series 1.25" Eyepiece

    Celestron
    In Stock

    This Celestron X-Cel LX 25mm eyepiece uses a new six-element fully-multicoated optical system to provide a wide 60° field of view. It is a good med...

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    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95
  • $260.00 - $260.00
    $260.00
    $260.00 - $260.00
    $260.00

    TeleVue 5X Powermate Image Amplifier for 1.25" Eyepieces

    TeleVue
    In Stock

    If you must wear glasses while observing, and you're looking for an ultra high power Barlow to get high magnifications from your favorite long foca...

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    $260.00 - $260.00
    $260.00
    $260.00 - $260.00
    $260.00
  • $34.95 - $34.95
    $34.95
    $34.95 - $34.95
    $34.95

    Celestron Newtonian Reflector Collimating Tool 94182

    Celestron
    In Stock

    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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    $34.95 - $34.95
    $34.95
    $34.95 - $34.95
    $34.95
  • 5mm X-Cel LX Series 1.25"
    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95

    Celestron 5mm X-Cel LX Series 1.25" Eyepiece

    Celestron
    More on the way

    This Celestron X-Cel LX 5mm eyepiece uses a new six-element fully-multicoated optical system to provide a wide 60° field of view. It gives you good...

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    $109.95 - $109.95
    $109.95
    $109.95 - $109.95
    $109.95

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