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Filters

Choose from our selection of Moon Filters, Nebular Filters, Solar Filters, Solar Glasses, Protective Filters & more from reputable brands such as Explore Scientific, Kowa, Lunt Solar Systems, DayStar, Astrozap, Unistellar, Dwarf Lab, and Vaonis.

  • Original price $48,587.00 - Original price $48,587.00
    Original price
    $48,587.00
    $48,587.00 - $48,587.00
    Current price $48,587.00

    DayStar Quantum H-Alpha 0.3Å PE Solar Filter

    DayStar
    In stock

    DayStar Quantum Hydrogen Alpha 0.3Å PE Solar Filter - .3QPE Introducing the DayStar Quantum Hydrogen Alpha 0.3Å PE Solar Filter, optimized for capt...

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    Original price $48,587.00 - Original price $48,587.00
    Original price
    $48,587.00
    $48,587.00 - $48,587.00
    Current price $48,587.00
  • Original price $37,787.00 - Original price $37,787.00
    Original price
    $37,787.00
    $37,787.00 - $37,787.00
    Current price $37,787.00

    DayStar Quantum H-Alpha 0.4Å PE Solar Filter

    DayStar
    In stock

    DayStar Quantum Hydrogen Alpha 0.4Å PE Solar Filter - .4QPE Presenting the DayStar Quantum Hydrogen Alpha 0.4Å PE Solar Filter, meticulously engine...

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    Original price $37,787.00 - Original price $37,787.00
    Original price
    $37,787.00
    $37,787.00 - $37,787.00
    Current price $37,787.00
  • Original price $29,687.00 - Original price $29,687.00
    Original price
    $29,687.00
    $29,687.00 - $29,687.00
    Current price $29,687.00

    DayStar Quantum H-Alpha 0.5Å PE Solar Filter

    DayStar
    In stock

    DayStar Quantum Hydrogen Alpha 0.5Å PE Solar Filter - .5QPE Presenting the DayStar Quantum Hydrogen Alpha 0.5Å PE Solar Filter, meticulously design...

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    Original price $29,687.00 - Original price $29,687.00
    Original price
    $29,687.00
    $29,687.00 - $29,687.00
    Current price $29,687.00
  • Original price $24,287.00 - Original price $24,287.00
    Original price
    $24,287.00
    $24,287.00 - $24,287.00
    Current price $24,287.00

    DayStar Quantum H-Alpha 0.6Å PE Solar Filter

    DayStar
    In stock

    DayStar Quantum Hydrogen Alpha 0.6Å PE Solar Filter - .6QPE Introducing the DayStar Quantum Hydrogen Alpha 0.6Å PE Solar Filter, optimized for capt...

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    Original price $24,287.00 - Original price $24,287.00
    Original price
    $24,287.00
    $24,287.00 - $24,287.00
    Current price $24,287.00
  • Original price $18,887.00 - Original price $18,887.00
    Original price
    $18,887.00
    $18,887.00 - $18,887.00
    Current price $18,887.00

    DayStar Quantum H-Alpha 0.7Å PE Solar Filter

    DayStar
    In stock

    DayStar Quantum Hydrogen Alpha 0.7Å PE Solar Filter - .7QPE Welcome to the world of solar exploration with the DayStar Quantum Hydrogen Alpha 0.7Å ...

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    Original price $18,887.00 - Original price $18,887.00
    Original price
    $18,887.00
    $18,887.00 - $18,887.00
    Current price $18,887.00
  • Original price $7,014.00 - Original price $7,014.00
    Original price
    $7,014.00
    $7,014.00 - $7,014.00
    Current price $7,014.00

    DayStar Quantum H-Alpha 0.7-0.9Å SE Solar Filter

    DayStar
    In stock

    DayStar Quantum Hydrogen Alpha 0.7-0.9Å SE Solar Filter - QSE-P Presenting the DayStar Quantum H-Alpha 0.7-0.9Å SE Solar Filter, engineered for cap...

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    Original price $7,014.00 - Original price $7,014.00
    Original price
    $7,014.00
    $7,014.00 - $7,014.00
    Current price $7,014.00
  • Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00

    DayStar QUARK Eyepiece Solar Filter - Calcium H

    DayStar
    Coming soon

    DayStar QUARK "Eyepiece" Solar Filter - Calcium H Model - DSZCH Introducing our groundbreaking All-In-One design, a fusion of top-tier adapters, pr...

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    Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Special Order
  • Original price $2,019.00 - Original price $2,019.00
    Original price
    $2,019.00
    $2,019.00 - $2,019.00
    Current price $2,019.00

    DayStar QUARK Eyepiece Solar Filter - Magnesium I b2 Line

    DayStar
    Coming soon

    DayStar QUARK "Eyepiece" Solar Filter - Magnesium I b2 Line Model - DSZMG The DayStar QUARK Eyepiece Solar Filter in Magnesium I b2 Line, a respons...

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    Original price $2,019.00 - Original price $2,019.00
    Original price
    $2,019.00
    $2,019.00 - $2,019.00
    Current price $2,019.00
    Special Order
  • Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00

    DayStar QUARK Eyepiece Solar Filter - Sodium D Line

    DayStar
    Coming soon

    DayStar QUARK "Eyepiece" Solar Filter - Sodium D Line Model - DSZSD Presenting The DayStar QUARK Solar Filter in Sodium D Line, a revelation for so...

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    Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Special Order
  • Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00

    DayStar QUARK H-Alpha Eyepiece Solar Filter for Questar Telescopes - Prominence

    DayStar
    Coming soon

    DayStar QUARK H-Alpha "Eyepiece" Solar Filter For Questar Telescopes - Prominence Model - DSZQP Presenting the Daystar Instruments QUARK, a pioneer...

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    Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Special Order
  • Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00

    DayStar QUARK H-Alpha Eyepiece Solar Filter For Questar Telescopes - Chromosphere

    DayStar
    Coming soon

    DayStar QUARK H-Alpha "Eyepiece" Solar Filter For Questar Telescopes - Chromosphere Model - DSZQC Introducing the Daystar Instruments QUARK, a revo...

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    Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Special Order
  • Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00

    DayStar Combo QUARK H-Alpha Eyepiece Solar Filter - Prominence

    DayStar
    Coming soon

    DayStar Combo QUARK H-Alpha "Eyepiece" Solar Filter - Prominence Model - DSZCP The Daystar Instruments QUARK represents the initial Hydrogen Alpha ...

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    Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Special Order
  • Original price $3,504.00 - Original price $3,504.00
    Original price
    $3,504.00
    $3,504.00 - $3,504.00
    Current price $3,504.00

    DayStar QUARK H-Alpha Eyepiece Solar Filter - Gemini

    DayStar
    Coming soon

    DayStar QUARK H-Alpha "Eyepiece" Solar Filter - Gemini Model - DSZ4G Presenting the DayStar Quark H-Alpha Eyepiece Solar Filter - Gemini: a groundb...

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    Original price $3,504.00 - Original price $3,504.00
    Original price
    $3,504.00
    $3,504.00 - $3,504.00
    Current price $3,504.00
    Special Order
  • Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00

    DayStar QUARK H-Alpha Eyepiece Solar Filter - Prominence

    DayStar
    Coming soon

    DayStar QUARK H-Alpha "Eyepiece" Solar Filter - Prominence Model - DSZ4P The cutting-edge All-In-One design seamlessly incorporates high-quality co...

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    Original price $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Special Order