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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 $15.99 - Original price $129.95
    Original price
    $15.99 - $129.95
    $15.99 - $129.95
    Current price $15.99

    Lunt Adult Solar Eclipse Glasses

    Lunt Solar Systems
    In stock

    Lunt Adult Solar Eclipse Glasses - available in 5-pack, 10-pack, 50-pack, 100-pack Experience the pinnacle of solar observation with our Lunt Adult...

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    Original price $15.99 - Original price $129.95
    Original price
    $15.99 - $129.95
    $15.99 - $129.95
    Current price $15.99
  • Original price $19.99 - Original price $39.99
    Original price
    $19.99 - $39.99
    $19.99 - $39.99
    Current price $19.99

    Explore Scientific Sun Catcher Variable Large Aperture Solar Filter

    Explore Scientific
    In stock

    Explore Scientific Sun Catcher Variable Large Aperture Solar Filter - available in multiple different sizes! Introducing the Explore Scientific Sun...

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    Original price $19.99 - Original price $39.99
    Original price
    $19.99 - $39.99
    $19.99 - $39.99
    Current price $19.99
  • Original price $15.49 - Original price $179.95
    Original price
    $15.49 - $179.95
    $15.49 - $179.95
    Current price $15.49

    Lunt Kids Solar Eclipse Glasses

    Lunt Solar Systems
    In stock

    Lunt Kids Solar Eclipse Glasses - available in 4-pack, 10-pack, 50-pack, 100-pack   Introducing Lunt Kids Eclipse Glasses - specially crafted in a ...

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    Original price $15.49 - Original price $179.95
    Original price
    $15.49 - $179.95
    $15.49 - $179.95
    Current price $15.49
  • Original price $291.00 - Original price $362.00
    Original price
    $291.00 - $362.00
    $291.00 - $362.00
    Current price $291.00

    Lunt White Light Solar Wedge Diagonal

    Lunt Solar Systems
    In stock

    Lunt White Light Solar Wedge Diagonal - available in 1.25" or 2" Meet the Lunt White Light Solar Wedges Diagonal, perfect for safely observing the ...

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    Original price $291.00 - Original price $362.00
    Original price
    $291.00 - $362.00
    $291.00 - $362.00
    Current price $291.00
  • Original price $9.99 - Original price $205.00
    Original price
    $9.99 - $205.00
    $9.99 - $205.00
    Current price $9.99

    Explore Scientific Sun Catcher Solar Eclipse Glasses

    Explore Scientific
    In stock

    Explore Scientific Sun Catcher Solar Eclipse Glasses - available in 4, 10, 50, & 100-pack assortments! Introducing Explore Scientific Sun Catch...

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    Original price $9.99 - Original price $205.00
    Original price
    $9.99 - $205.00
    $9.99 - $205.00
    Current price $9.99
  • Original price $1,010.00 - Original price $1,010.00
    Original price
    $1,010.00
    $1,010.00 - $1,010.00
    Current price $1,010.00

    Lunt LS50C 50mm Compact Double-Stack Filter

    Lunt Solar Systems
    Coming soon

    Lunt 50mm Compact Double-Stack Filter LS50C Introducing the Lunt LS50C 50mm Compact Double-Stack Filter - Crafted precisely for the Lunt LS50THa H-...

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    Original price $1,010.00 - Original price $1,010.00
    Original price
    $1,010.00
    $1,010.00 - $1,010.00
    Current price $1,010.00
    Special Order
  • Original price $427.00 - Original price $2,160.00
    Original price
    $427.00 - $2,160.00
    $427.00 - $2,160.00
    Current price $427.00

    Lunt H-Alpha Blocking Filters

    Lunt Solar Systems
    In stock

    Lunt Hydrogen-Alpha Blocking Filters - choose between B600, B1200, B1800, or B3400 Blocking Filters are required on all Lunt Telescopes Lunt Solar ...

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    Original price $427.00 - Original price $2,160.00
    Original price
    $427.00 - $2,160.00
    $427.00 - $2,160.00
    Current price $427.00
  • Original price $49.99 - Original price $49.99
    Original price
    $49.99
    $49.99 - $49.99
    Current price $49.99

    Explore Scientific Neutral Density Filter 1.25" ND 0.9

    Explore Scientific
    In stock

    Explore Scientific 1.25" ND 0.9 Neutral Density Filter - 310245 Presenting the Explore Scientific 1.25" ND 0.9 Neutral Density Filter. This filter...

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    Original price $49.99 - Original price $49.99
    Original price
    $49.99
    $49.99 - $49.99
    Current price $49.99
  • Original price $249.00 - Original price $249.00
    Original price
    $249.00
    $249.00 - $249.00
    Current price $249.00

    Unistellar Smart Solar Filter

    Unistellar
    In stock

    Turn the Unistellar eQuinox, eQuinox 2, or eVscope 2 into a Solar Telescope with this Smart Solar Filter Unlock the secrets of our nearest star and...

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    Original price $249.00 - Original price $249.00
    Original price
    $249.00
    $249.00 - $249.00
    Current price $249.00
  • Original price $39.99 - Original price $39.99
    Original price
    $39.99
    $39.99 - $39.99
    Current price $39.99

    DWARF II Neutral Density (ND Filter) Telescope Filter - 2-Pack

    Dwarf Lab
    Out of stock

    The DWARFLAB ND Filter reduces the brightness of objects such as the Sun and the Moon, allowing for comfortable and safe viewing using the DWARF II...

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    Original price $39.99 - Original price $39.99
    Original price
    $39.99
    $39.99 - $39.99
    Current price $39.99
    Sold out
  • Original price $1,944.00 - Original price $1,944.00
    Original price
    $1,944.00
    $1,944.00 - $1,944.00
    Current price $1,944.00

    Lunt Double Stack Filter For 80mm & 100mm Universal Telescopes

    Lunt Solar Systems
    Coming soon

    Lunt Double Stack Filter For 80mm & 100mm Universal Telescopes - SFPT Elevate your Lunt 80mm or 100mm Universal Telescope with the Double Stack...

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    Original price $1,944.00 - Original price $1,944.00
    Original price
    $1,944.00
    $1,944.00 - $1,944.00
    Current price $1,944.00
    Special Order
  • Original price $25.00 - Original price $28.00
    Original price
    $25.00 - $28.00
    $25.00 - $28.00
    Current price $25.00

    Lunt Polarizing Filters for White Light Wedges

    Lunt Solar Systems
    Out of stock

    Lunt Polarizing Filters for White Light Wedges - available in 1.25" or 2" When doing visual work with Lunt White Light Wedges, we recommend adding ...

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    Original price $25.00 - Original price $28.00
    Original price
    $25.00 - $28.00
    $25.00 - $28.00
    Current price $25.00
    Sold out
  • Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99

    Dwarf II Ultra High Contrast (UHC) Telescope Filter

    Dwarf Lab
    In stock

    Dwarf II UHC Filter enhances the visibility and clarity of celestial objects using the DWARF II Smart Telescope The Ultra High Contrast (UHC) fil...

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    Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99
  • Original price $1,295.00 - Original price $1,295.00
    Original price
    $1,295.00
    $1,295.00 - $1,295.00
    Current price $1,295.00

    DayStar QUARK H-Alpha Eyepiece Solar Filter - Chromosphere

    DayStar
    Coming soon

    DayStar QUARK H-Alpha "Eyepiece" Solar Filter - Chromosphere Model - DSZ4C The innovative All-In-One design seamlessly integrates top-notch compone...

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    Original price $1,295.00 - Original price $1,295.00
    Original price
    $1,295.00
    $1,295.00 - $1,295.00
    Current price $1,295.00
    Special Order
  • Original price $1,188.00 - Original price $1,782.00
    Original price
    $1,188.00 - $1,782.00
    $1,188.00 - $1,782.00
    Current price $1,188.00

    Lunt Calcium K Module

    Lunt Solar Systems
    In stock

    Lunt Calcium K Module - including the B600, B1200, or B1800 Blocking Filter - available in a Diagonal or Straight-Through Tube Exploring the wavele...

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    Original price $1,188.00 - Original price $1,782.00
    Original price
    $1,188.00 - $1,782.00
    $1,188.00 - $1,782.00
    Current price $1,188.00
  • Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Explore Scientific Neutral Density Filter 2" ND 0.9

    Explore Scientific
    Out of stock

    Explore Scientific 2" ND 0.9 Neutral Density Filter - 310240 Discover the Explore Scientific's 2" Neutral Density Filter ND 0.9, designed for teles...

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    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
    Sold out
  • Original price $59.00 - Original price $179.00
    Original price
    $59.00 - $179.00
    $59.00 - $179.00
    Current price $59.00

    Daystar Filters White Light FILM Solar Filter

    DayStar
    Low stock

    Daystar Filters White Light Film Solar Filter Our middle grade of solar filter for telescopes, cameras, and binoculars combines the durability of a...

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    Original price $59.00 - Original price $179.00
    Original price
    $59.00 - $179.00
    $59.00 - $179.00
    Current price $59.00
  • Original price $25.95 - Original price $25.95
    Original price
    $25.95
    $25.95 - $25.95
    Current price $25.95

    Daystar Eclipse Style Solar Glasses - 5-Pack

    DayStar
    Out of stock

    Daystar Solar Glasses in Eclipse Style - 5-Pack Unveil the wonders of the cosmos with our Solar Eclipse Style, undated Eclipse Solar Glasses. Feat...

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    Original price $25.95 - Original price $25.95
    Original price
    $25.95
    $25.95 - $25.95
    Current price $25.95
    Sold out
  • Original price $25.95 - Original price $25.95
    Original price
    $25.95
    $25.95 - $25.95
    Current price $25.95

    Daystar Laser Cats (Purrrpleier) Style Funner Eclipse Solar Glasses - 5-Pack

    DayStar
    Out of stock

    Daystar Funner Eclipse Solar Glasses in Laser Cats (Purrrpleier) Style - 5-Pack Presenting Laser Cats (Purrrpleier) Style 5-pack of Solar/Eclipse g...

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    Original price $25.95 - Original price $25.95
    Original price
    $25.95
    $25.95 - $25.95
    Current price $25.95
    Sold out
  • Original price $25.95 - Original price $25.95
    Original price
    $25.95
    $25.95 - $25.95
    Current price $25.95

    Daystar Dinosaurs Fight Back! Style Funner Eclipse Solar Glasses - 5-Pack

    DayStar
    Out of stock

    Daystar Funner Eclipse Solar Glasses in Dinosaurs Fight Back! Style - 5-Pack Discover the Dinosaurs Fight Back! Style 5-Pack of Solar/Eclipse Glass...

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    Original price $25.95 - Original price $25.95
    Original price
    $25.95
    $25.95 - $25.95
    Current price $25.95
    Sold out
  • Original price $649.00 - Original price $649.00
    Original price
    $649.00
    $649.00 - $649.00
    Current price $649.00

    Lunt Front Mount 40mm Double Stack Solar Filter

    Lunt Solar Systems
    Coming soon

    Lunt Front Mount 40mm Double Stack Solar Filter - LS40FHa  Introducing the Lunt Front Mount 40mm Double Stack Solar Filter, known as the Lunt LS40F...

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    Original price $649.00 - Original price $649.00
    Original price
    $649.00
    $649.00 - $649.00
    Current price $649.00
    Special Order
  • Original price $85.00 - Original price $125.00
    Original price
    $85.00 - $125.00
    $85.00 - $125.00
    Current price $85.00

    DayStar UV/IR ERF Filter for Refractor

    DayStar
    In stock

    DayStar UV/IR  Energy Rejection Filter - for Refractor Telescope - available in 1.25" or 2" Presenting the DayStar Energy Rejection-Refractor 2" ...

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    Original price $85.00 - Original price $125.00
    Original price
    $85.00 - $125.00
    $85.00 - $125.00
    Current price $85.00
  • Original price $1,295.00 - Original price $1,295.00
    Original price
    $1,295.00
    $1,295.00 - $1,295.00
    Current price $1,295.00

    DayStar Combo QUARK H-Alpha Eyepiece Solar Filter - Chromosphere

    DayStar
    Coming soon

    DayStar Combo QUARK H-Alpha "Eyepiece" Solar Filter - Chromosphere Model - DSZCC Discover the groundbreaking Daystar Instruments QUARK, the inaugur...

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    Original price $1,295.00 - Original price $1,295.00
    Original price
    $1,295.00
    $1,295.00 - $1,295.00
    Current price $1,295.00
    Special Order
  • Original price $1,917.00 - Original price $1,917.00
    Original price
    $1,917.00
    $1,917.00 - $1,917.00
    Current price $1,917.00

    Lunt 60mm H-Alpha Double Stack Filter (Front Mount)

    Lunt Solar Systems
    Coming soon

    Lunt 60mm Double Stack Filter (Front Mount) - LS60FHa Introducing the Lunt LS60FHa, a 60mm H-Alpha Double Stack Filter (Front Mount), features a 6...

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    Original price $1,917.00 - Original price $1,917.00
    Original price
    $1,917.00
    $1,917.00 - $1,917.00
    Current price $1,917.00
    Special Order