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  • Original price $484.00 USD - Original price $484.00 USD
    Original price
    $484.00 USD
    $484.00 USD - $484.00 USD
    Current price $484.00 USD

    Astrodon H-alpha Filter - 5nm

    DON-HA5_31R
    Only 1 left!

    H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...

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    Original price $484.00 USD - Original price $484.00 USD
    Original price
    $484.00 USD
    $484.00 USD - $484.00 USD
    Current price $484.00 USD
  • Original price $484.00 USD
    Original price $484.00 USD - Original price $484.00 USD
    Original price $484.00 USD
    Current price $425.00 USD
    $425.00 USD - $425.00 USD
    Current price $425.00 USD

    Astrodon SII Filter - 5nm

    DON-SII5_31R
    Only 1 left!

    If you want the look of Hubble Space Telescope (HST) images, such as the famous “Pillars of Creation” (the Eagle Nebula, Messier 16), then the next...

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    Original price $484.00 USD
    Original price $484.00 USD - Original price $484.00 USD
    Original price $484.00 USD
    Current price $425.00 USD
    $425.00 USD - $425.00 USD
    Current price $425.00 USD
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  • Original price $269.68 USD
    Original price $269.68 USD - Original price $269.68 USD
    Original price $269.68 USD
    Current price $227.29 USD
    $227.29 USD - $227.29 USD
    Current price $227.29 USD

    Baader 4nm 1.25" Ultra-Narrowband OIII Filter - CMOS-Optimized (USED)

    BAA-2961400-125-USED
    Only 1 left!

    In perfect condition, used Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmo...

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    Original price $269.68 USD
    Original price $269.68 USD - Original price $269.68 USD
    Original price $269.68 USD
    Current price $227.29 USD
    $227.29 USD - $227.29 USD
    Current price $227.29 USD
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  • Original price $184.19 USD
    Original price $184.19 USD - Original price $184.19 USD
    Original price $184.19 USD
    Current price $172.38 USD
    $172.38 USD - $172.38 USD
    Current price $172.38 USD

    Baader 6.5nm 36mm H-alpha Filter - CMOS-Optimized (OPEN BOX)

    BAA-2961100-36-OPENBOX
    Only 1 left!

    In perfect condition, open box Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems...

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    Original price $184.19 USD
    Original price $184.19 USD - Original price $184.19 USD
    Original price $184.19 USD
    Current price $172.38 USD
    $172.38 USD - $172.38 USD
    Current price $172.38 USD
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  • Original price $291.93 USD
    Original price $291.93 USD - Original price $291.93 USD
    Original price $291.93 USD
    Current price $200.18 USD
    $200.18 USD - $200.18 USD
    Current price $200.18 USD

    Baader CCD LRGB 31mm Unmounted Filter Set (OPEN BOX)

    BAA-2459474-OPENBOX
    Only 1 left!

    In perfect condition, open box Filter size 31 mm - round, unmounted - filter thickness 2 mm Set of L-R-G-B filters High-quality anti-reflective ...

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    Original price $291.93 USD
    Original price $291.93 USD - Original price $291.93 USD
    Original price $291.93 USD
    Current price $200.18 USD
    $200.18 USD - $200.18 USD
    Current price $200.18 USD
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  • Original price $3,699.00 USD
    Original price $3,699.00 USD - Original price $3,699.00 USD
    Original price $3,699.00 USD
    Current price $2,999.00 USD
    $2,999.00 USD - $2,999.00 USD
    Current price $2,999.00 USD

    Celestron Advanced VX 11" SCT

    CEL-12067

    Features 11" (280mm) f/10 Schmidt-Cassegrain includes StarBright XLT coatings for better light transmission The most compact and portable of Celest...

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    Original price $3,699.00 USD
    Original price $3,699.00 USD - Original price $3,699.00 USD
    Original price $3,699.00 USD
    Current price $2,999.00 USD
    $2,999.00 USD - $2,999.00 USD
    Current price $2,999.00 USD
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  • Original price $1,749.00 USD
    Original price $1,749.00 USD - Original price $1,749.00 USD
    Original price $1,749.00 USD
    Current price $1,449.00 USD
    $1,449.00 USD - $1,449.00 USD
    Current price $1,449.00 USD

    Celestron Advanced VX 6" SCT

    CEL-12079

    Features 6" (150mm) f/10 Schmidt-Cassegrain includes StarBright XLT coatings for better light transmission The most compact and portable of Celestr...

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    Original price $1,749.00 USD
    Original price $1,749.00 USD - Original price $1,749.00 USD
    Original price $1,749.00 USD
    Current price $1,449.00 USD
    $1,449.00 USD - $1,449.00 USD
    Current price $1,449.00 USD
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  • Original price $2,299.00 USD
    Original price $2,299.00 USD - Original price $2,299.00 USD
    Original price $2,299.00 USD
    Current price $1,899.00 USD
    $1,899.00 USD - $1,899.00 USD
    Current price $1,899.00 USD

    Celestron Advanced VX 8" SCT

    CEL-12026

    Features 8" (203.2mm) f/10 Schmidt-Cassegrain includes StarBright XLT coatings for better light transmission The most compact and portable of Celes...

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    Original price $2,299.00 USD
    Original price $2,299.00 USD - Original price $2,299.00 USD
    Original price $2,299.00 USD
    Current price $1,899.00 USD
    $1,899.00 USD - $1,899.00 USD
    Current price $1,899.00 USD
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  • Original price $2,999.00 USD
    Original price $2,999.00 USD - Original price $2,999.00 USD
    Original price $2,999.00 USD
    Current price $2,499.00 USD
    $2,499.00 USD - $2,499.00 USD
    Current price $2,499.00 USD

    Celestron Advanced VX 800 RASA Telescope

    CEL-12032

    Features Rowe-Ackermann Schmidt Optical Design – 8" f/2.2 flat field imaging system with rare-earth glass for outstanding images free of optical d...

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    Original price $2,999.00 USD
    Original price $2,999.00 USD - Original price $2,999.00 USD
    Original price $2,999.00 USD
    Current price $2,499.00 USD
    $2,499.00 USD - $2,499.00 USD
    Current price $2,499.00 USD
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  • Original price $2,949.00 USD
    Original price $2,949.00 USD - Original price $2,949.00 USD
    Original price $2,949.00 USD
    Current price $2,399.00 USD
    $2,399.00 USD - $2,399.00 USD
    Current price $2,399.00 USD

    Celestron Advanced VX 9.25" SCT

    CEL-12046

    Features 9.25" (235mm) f/10 Schmidt-Cassegrain includes StarBright XLT coatings for better light transmission The most compact and portable of Cele...

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    Original price $2,949.00 USD
    Original price $2,949.00 USD - Original price $2,949.00 USD
    Original price $2,949.00 USD
    Current price $2,399.00 USD
    $2,399.00 USD - $2,399.00 USD
    Current price $2,399.00 USD
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  • Original price $1,179.00 USD
    Original price $1,179.00 USD - Original price $1,179.00 USD
    Original price $1,179.00 USD
    Current price $949.00 USD
    $949.00 USD - $949.00 USD
    Current price $949.00 USD

    Celestron Advanced VX Mount and Tripod

    CEL-91519

    Features The most compact and portable of Celestron’s German equatorial mounts offers the same rigidity as our larger mounts with minimal flexure a...

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    Original price $1,179.00 USD
    Original price $1,179.00 USD - Original price $1,179.00 USD
    Original price $1,179.00 USD
    Current price $949.00 USD
    $949.00 USD - $949.00 USD
    Current price $949.00 USD
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  • Original price $4,599.00 USD
    Original price $4,599.00 USD - Original price $4,599.00 USD
    Original price $4,599.00 USD
    Current price $3,699.00 USD
    $3,699.00 USD - $3,699.00 USD
    Current price $3,699.00 USD

    Celestron CGEM II 1100 SCT

    CEL-12012

    Features 11" Schmidt-Cassegrain optical tube assembly Celestron's premium StarBright XLT coatings 40 lbs payload capacity Dual-fit Vixen/CG-5 and L...

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    Original price $4,599.00 USD
    Original price $4,599.00 USD - Original price $4,599.00 USD
    Original price $4,599.00 USD
    Current price $3,699.00 USD
    $3,699.00 USD - $3,699.00 USD
    Current price $3,699.00 USD
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  • Original price $3,799.00 USD
    Original price $3,799.00 USD - Original price $3,799.00 USD
    Original price $3,799.00 USD
    Current price $3,199.00 USD
    $3,199.00 USD - $3,199.00 USD
    Current price $3,199.00 USD

    Celestron CGEM II 800 RASA Telescope

    CEL-12020

    Features Flat field free of optical aberrations like field curvature, coma, astigmatism and chromatic aberration across an entire APS-C sensor. Unl...

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    Original price $3,799.00 USD
    Original price $3,799.00 USD - Original price $3,799.00 USD
    Original price $3,799.00 USD
    Current price $3,199.00 USD
    $3,199.00 USD - $3,199.00 USD
    Current price $3,199.00 USD
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  • Original price $2,999.00 USD
    Original price $2,999.00 USD - Original price $2,999.00 USD
    Original price $2,999.00 USD
    Current price $2,399.00 USD
    $2,399.00 USD - $2,399.00 USD
    Current price $2,399.00 USD

    Celestron CGEM II 800 SCT

    CEL-12010

    Features 8" Schmidt-Cassegrain optical tube assembly Celestron's premium StarBright XLT coatings 40 lbs payload capacity Dual-fit Vixen/CG-5 and Lo...

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    Original price $2,999.00 USD
    Original price $2,999.00 USD - Original price $2,999.00 USD
    Original price $2,999.00 USD
    Current price $2,399.00 USD
    $2,399.00 USD - $2,399.00 USD
    Current price $2,399.00 USD
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  • Original price $3,399.00 USD
    Original price $3,399.00 USD - Original price $3,399.00 USD
    Original price $3,399.00 USD
    Current price $2,699.00 USD
    $2,699.00 USD - $2,699.00 USD
    Current price $2,699.00 USD

    Celestron CGEM II 925 SCT

    CEL-12011

    Features 9.25" Schmidt-Cassegrain optical tube assembly Celestron's premium StarBright XLT coatings 40 lbs payload capacity Dual-fit Vixen/CG-5 and...

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    Original price $3,399.00 USD
    Original price $3,399.00 USD - Original price $3,399.00 USD
    Original price $3,399.00 USD
    Current price $2,699.00 USD
    $2,699.00 USD - $2,699.00 USD
    Current price $2,699.00 USD
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  • Original price $2,049.00 USD
    Original price $2,049.00 USD - Original price $2,049.00 USD
    Original price $2,049.00 USD
    Current price $1,599.00 USD
    $1,599.00 USD - $1,599.00 USD
    Current price $1,599.00 USD

    Celestron CGEM II EQ Mount and Tripod

    CEL-91523
    1 in stock

    Features 40 lbs payload capacity Dual-fit Vixen/CG-5 and Losmandy/CGE dovetail saddle 2" steel legs with height index marks for quick leveling USB ...

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    Original price $2,049.00 USD
    Original price $2,049.00 USD - Original price $2,049.00 USD
    Original price $2,049.00 USD
    Current price $1,599.00 USD
    $1,599.00 USD - $1,599.00 USD
    Current price $1,599.00 USD
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  • Original price $6,499.00 USD
    Original price $6,499.00 USD - Original price $6,499.00 USD
    Original price $6,499.00 USD
    Current price $5,399.00 USD
    $5,399.00 USD - $5,399.00 USD
    Current price $5,399.00 USD

    Celestron CGX 1100 RASA Equatorial Telescope

    CEL-12060

    Features 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) V2 uses rare-earth glass for images free of false color, coma, and field curvature Heav...

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    Original price $6,499.00 USD
    Original price $6,499.00 USD - Original price $6,499.00 USD
    Original price $6,499.00 USD
    Current price $5,399.00 USD
    $5,399.00 USD - $5,399.00 USD
    Current price $5,399.00 USD
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  • Original price $4,599.00 USD
    Original price $4,599.00 USD - Original price $4,599.00 USD
    Original price $4,599.00 USD
    Current price $3,799.00 USD
    $3,799.00 USD - $3,799.00 USD
    Current price $3,799.00 USD

    Celestron CGX 800 RASA Telescope

    CEL-12058

    Features Flat-field free of optical aberrations like field curvature, coma, astigmatism and chromatic aberration across an entire APS-C sensor. Unl...

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    Original price $4,599.00 USD
    Original price $4,599.00 USD - Original price $4,599.00 USD
    Original price $4,599.00 USD
    Current price $3,799.00 USD
    $3,799.00 USD - $3,799.00 USD
    Current price $3,799.00 USD
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  • Original price $5,299.00 USD
    Original price $5,299.00 USD - Original price $5,299.00 USD
    Original price $5,299.00 USD
    Current price $4,299.00 USD
    $4,299.00 USD - $4,299.00 USD
    Current price $4,299.00 USD

    Celestron CGX Equatorial 1100 SCT

    CEL-12052

    Features 11" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings 2800mm focal length (f/10) ...

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    Original price $5,299.00 USD
    Original price $5,299.00 USD - Original price $5,299.00 USD
    Original price $5,299.00 USD
    Current price $4,299.00 USD
    $4,299.00 USD - $4,299.00 USD
    Current price $4,299.00 USD
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  • Original price $3,799.00 USD
    Original price $3,799.00 USD - Original price $3,799.00 USD
    Original price $3,799.00 USD
    Current price $3,099.00 USD
    $3,099.00 USD - $3,099.00 USD
    Current price $3,099.00 USD

    Celestron CGX Equatorial 800 SCT

    CEL-12050

    Features 8" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings 2032mm focal length (f/10) 2...

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    Original price $3,799.00 USD
    Original price $3,799.00 USD - Original price $3,799.00 USD
    Original price $3,799.00 USD
    Current price $3,099.00 USD
    $3,099.00 USD - $3,099.00 USD
    Current price $3,099.00 USD
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  • Original price $4,199.00 USD
    Original price $4,199.00 USD - Original price $4,199.00 USD
    Original price $4,199.00 USD
    Current price $3,399.00 USD
    $3,399.00 USD - $3,399.00 USD
    Current price $3,399.00 USD

    Celestron CGX Equatorial 925 SCT

    CEL-12051

    Features 9.25" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings 2350mm focal length (f/10...

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    Original price $4,199.00 USD
    Original price $4,199.00 USD - Original price $4,199.00 USD
    Original price $4,199.00 USD
    Current price $3,399.00 USD
    $3,399.00 USD - $3,399.00 USD
    Current price $3,399.00 USD
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  • Original price $2,899.00 USD
    Original price $2,899.00 USD - Original price $2,899.00 USD
    Original price $2,899.00 USD
    Current price $2,399.00 USD
    $2,399.00 USD - $2,399.00 USD
    Current price $2,399.00 USD

    Celestron CGX Equatorial Mount and Tripod

    CEL-91530

    Features Increased load capacity to 55 lb Heavy Duty belt-drive system minimizes backlash while providing smooth motor operation under heavy loads ...

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    Original price $2,899.00 USD
    Original price $2,899.00 USD - Original price $2,899.00 USD
    Original price $2,899.00 USD
    Current price $2,399.00 USD
    $2,399.00 USD - $2,399.00 USD
    Current price $2,399.00 USD
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  • Original price $8,099.00 USD
    Original price $8,099.00 USD - Original price $8,099.00 USD
    Original price $8,099.00 USD
    Current price $6,499.00 USD
    $6,499.00 USD - $6,499.00 USD
    Current price $6,499.00 USD

    Celestron CGX-L 1100 RASA Equatorial Telescope

    CEL-12074

    Features 11" f/2.2 Rowe-Ackermann Schmidt Astrograph (RASA) V2 uses rare-earth glass for images free of false color, coma, and field curvature Heav...

    View full details
    Original price $8,099.00 USD
    Original price $8,099.00 USD - Original price $8,099.00 USD
    Original price $8,099.00 USD
    Current price $6,499.00 USD
    $6,499.00 USD - $6,499.00 USD
    Current price $6,499.00 USD
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  • Original price $6,999.00 USD
    Original price $6,999.00 USD - Original price $6,999.00 USD
    Original price $6,999.00 USD
    Current price $5,699.00 USD
    $5,699.00 USD - $5,699.00 USD
    Current price $5,699.00 USD

    Celestron CGX-L Equatorial 1100 SCT

    CEL-12071

    Features 11" Schmidt-Cassegrain Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings 2800mm focal length (f/10) ...

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    Original price $6,999.00 USD
    Original price $6,999.00 USD - Original price $6,999.00 USD
    Original price $6,999.00 USD
    Current price $5,699.00 USD
    $5,699.00 USD - $5,699.00 USD
    Current price $5,699.00 USD
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