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DayStar

Daystar Instruments, originally founded in 1973 as Daystar Filters, has maintained its position as the world's academic leader in research-grade solar instrumentation. With superior technology and processes, DayStar continues to set the standard in solar observation equipment. Trust Daystar, America's oldest solar filter manufacturer, for precision-engineered solar telescopes, filters, and accessories that enable astronomers and enthusiasts worldwide to explore the dynamic nature of the sun with unparalleled clarity and detail.
  • Daystar Magical Eclipse Unicorns Style Funner Eclipse Solar Glasses Front and Back Profile
    Daystar Magical Eclipse Unicorns Style Funner Eclipse Solar Glasses
    $25.95 USD - $25.95 USD
    $25.95 USD
    $25.95 USD - $25.95 USD
    $25.95 USD

    Daystar Magical Eclipse Unicorns Style Funner Solar Glasses - 5-Pack

    DayStar
    In stock

    Daystar Funner Eclipse Solar Glasses in Magical Unicorns Style - 5-Pack Introducing the "Magical Eclipse Unicorns" Style 5-Pack of Solar/Eclipse G...

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    $25.95 USD - $25.95 USD
    $25.95 USD
    $25.95 USD - $25.95 USD
    $25.95 USD
  • DayStar Filters SolaREDi 127mm 0.3Å H-Alpha Solar Telescope Body Side Profile Left
    DayStar Filters SolaREDi 127mm 0.3Å H-Alpha Solar Telescope
    Special Order
    $15,990.00 USD - $35,990.00 USD
    $15,990.00 USD
    $15,990.00 USD - $35,990.00 USD
    $15,990.00 USD

    DayStar SolaREDi 127mm Dedicated H-Alpha Solar Telescope - Professional Grade

    DayStar
    Coming soon

    DayStar SolaREDi 127mm f/21 Dedicated Hydrogen-Alpha PE Grade Solar Telescope - available in 0.3Å, 0.4Å, 0.5Å, 0.6Å, or 0.7Å Bandpass The DayStar ...

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    $15,990.00 USD - $35,990.00 USD
    $15,990.00 USD
    $15,990.00 USD - $35,990.00 USD
    $15,990.00 USD
    Special Order
  • DayStar Solar Scout 80mm H-Alpha Dedicated Solar Telescope - Prominence Solar Bullet Finder and Helical Front Focus
    DayStar Solar Scout 80mm H-Alpha Dedicated Solar Telescope - Prominence
    $2,495.00 USD - $2,495.00 USD
    $2,495.00 USD
    $2,495.00 USD - $2,495.00 USD
    $2,495.00 USD

    DayStar Solar Scout 80mm Dedicated H-Alpha Telescope - Prominence

    DayStar
    In stock

    DayStar Solar Scout 80mm Carbon Fiber Dedicated H-Alpha Telescope - Prominence Model - SS80P The DayStar Solar Scout 80mm H-Alpha Dedicated Solar T...

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    $2,495.00 USD - $2,495.00 USD
    $2,495.00 USD
    $2,495.00 USD - $2,495.00 USD
    $2,495.00 USD
  • DayStar Solar Scout 60mm H-Alpha Dedicated Solar Telescope - Prominence Body
    DayStar Solar Scout 60mm H-Alpha Dedicated Solar Telescope - Prominence
    $1,595.00 USD - $1,595.00 USD
    $1,595.00 USD
    $1,595.00 USD - $1,595.00 USD
    $1,595.00 USD

    DayStar Solar Scout 60mm Dedicated H-Alpha Solar Telescope - Prominence

    DayStar
    In stock

    DayStar Solar Scout 60mm Carbon Fiber Dedicated H-Alpha Telescope - Prominence Model - SS60P The DayStar Solar Scout 60mm H-Alpha Dedicated Solar T...

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    $1,595.00 USD - $1,595.00 USD
    $1,595.00 USD
    $1,595.00 USD - $1,595.00 USD
    $1,595.00 USD
  • DayStar 125mm Off-Axis ERF with 460mm Inside Diameter Cap
    Special Order
    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD
    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD

    DayStar 125mm Off-Axis ERF with 460mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar Off-Axis 125mm Energy Rejection Filter with 460mm Inside Diameter Cap - for 16-inch SCT - E-460F125 The DayStar 125mm Off-Axis Energy Rejec...

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    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD
    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD
    Special Order
  • DayStar 115mm Off-Axis ERF with 410mm Inside Diameter Cap
    Special Order
    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD
    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD

    DayStar 115mm Off-Axis ERF with 410mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 115mm Off-Axis Energy Rejection Filter with 410mm Inside Diameter Cap - for 14-inch SCT - E-410F115 Meet the DayStar 115mm Off-Axis Energy ...

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    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD
    $1,195.00 USD - $1,195.00 USD
    $1,195.00 USD
    Special Order
  • DayStar 100mm Off-Axis ERF with 356mm Inside Diameter Cap
    Special Order
    $895.00 USD - $895.00 USD
    $895.00 USD
    $895.00 USD - $895.00 USD
    $895.00 USD

    DayStar 100mm Off-Axis ERF with 356mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 100mm Off-Axis Energy Rejection Filter with 356mm Inside Diameter Cap - for 12-inch SCT - E-356F100 Introducing the DayStar 100mm Off-Axis ...

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    $895.00 USD - $895.00 USD
    $895.00 USD
    $895.00 USD - $895.00 USD
    $895.00 USD
    Special Order
  • DayStar 90mm Off-Axis ERF with 325mm Inside Diameter Cap
    Special Order
    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD

    DayStar 90mm Off-Axis ERF with 325mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 90mm Off-Axis Energy Rejection Filter with 325mm Inside Diameter Cap - for 11-inch SCT - E-325F90 Discover the DayStar 90mm Off-Axis Energy...

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    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD
    Special Order
  • DayStar 80mm Off-Axis ERF with 311mm Inside Diameter Cap
    Special Order
    $550.00 USD - $550.00 USD
    $550.00 USD
    $550.00 USD - $550.00 USD
    $550.00 USD

    DayStar 80mm Off-Axis ERF with 311mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 80mm Off-Axis Energy Rejection Filter with 311mm Inside Diameter Cap - for 10-inch SCT - E-281F80 The DayStar 80mm Off-Axis Energy Rejectio...

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    $550.00 USD - $550.00 USD
    $550.00 USD
    $550.00 USD - $550.00 USD
    $550.00 USD
    Special Order
  • DayStar 80mm Off-Axis ERF with 281mm Inside Diameter Cap
    Special Order
    $550.00 USD - $550.00 USD
    $550.00 USD
    $550.00 USD - $550.00 USD
    $550.00 USD

    DayStar 80mm Off-Axis ERF with 281mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 80mm Off-Axis Energy Rejection Filter with 281mm Inside Diameter Cap - for 9.25-inch SCT - E-281F80 The DayStar 80mm Off-Axis ERF with 281 ...

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    $550.00 USD - $550.00 USD
    $550.00 USD
    $550.00 USD - $550.00 USD
    $550.00 USD
    Special Order
  • DayStar 63mm Off-Axis ERF with 244mm Inside Diameter Cap
    Special Order
    $550.00 USD - $550.00 USD
    $550.00 USD
    $550.00 USD - $550.00 USD
    $550.00 USD

    DayStar 63mm Off-Axis ERF with 244mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 63mm Off-Axis Energy Rejection Filter with 244mm Inside Diameter Cap - for 8-inch SCT - E-244F63 Introducing the DayStar 63mm Off-Axis Ener...

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    $550.00 USD - $550.00 USD
    $550.00 USD
    $550.00 USD - $550.00 USD
    $550.00 USD
    Special Order
  • DayStar 150mm ERF with 220mm Inside Diameter Cap
    Special Order
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD

    DayStar 150mm ERF with 220mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 150mm Energy Rejection Filter with 220mm Inside Diameter Cap - For Refractor - E-220N150 The DayStar 150mm Energy Rejection Filter with a 2...

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    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    Special Order
  • DayStar 150mm ERF with 210mm Inside Diameter Cap
    Special Order
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD

    DayStar 150mm ERF with 210mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 150mm Energy Rejection Filter with 210mm Inside Diameter Cap - For Refractor - E-210N150 Meet the DayStar 150mm Energy Rejection Filter wit...

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    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    Special Order
  • DayStar 150mm ERF with 200mm Inside Diameter Cap
    Special Order
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD

    DayStar 150mm ERF with 200mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 150mm Energy Rejection Filter with 200mm Inside Diameter Cap - For Refractor - E-200N150 Presenting the DayStar 150mm Energy Rejection Filt...

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    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    Special Order
  • DayStar 150mm ERF with 190mm Inside Diameter Cap
    Special Order
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD

    DayStar 150mm ERF with 190mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 150mm Energy Rejection Filter with 190mm Inside Diameter Cap - For Refractor - E-190N150 Discover the DayStar 150mm Energy Rejection Filter...

    View full details
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    Special Order
  • DayStar 130mm ERF with 190mm Inside Diameter Cap
    Special Order
    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD

    DayStar 130mm ERF with 190mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 130mm Energy Rejection Filter with 190mm Inside Diameter Cap - For Refractor - E-190N130 Presenting the DayStar 130mm Energy Rejection Filt...

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    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD
    Special Order
  • DayStar 150mm ERF with 180mm Inside Diameter Cap
    Special Order
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD

    DayStar 150mm ERF with 180mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 150mm Energy Rejection Filter with 180mm Inside Diameter Cap - For Refractor - E-180N150 Introducing the DayStar 150mm Solar Energy Rejecti...

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    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    $1,645.00 USD - $1,645.00 USD
    $1,645.00 USD
    Special Order
  • DayStar 130mm ERF with 180mm Inside Diameter Cap
    Special Order
    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD

    DayStar 130mm ERF with 180mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 130mm Energy Rejection Filter with 180mm Inside Diameter Cap - For Refractor - E-180N130 The DayStar 130mm Energy Rejection Filter featurin...

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    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD
    Special Order
  • DayStar 130mm ERF with 170mm Inside Diameter Cap
    Special Order
    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD

    DayStar 130mm ERF with 170mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 130mm Energy Rejection Filter with 170mm Inside Diameter Cap - For Refractor - E-170N130 Discover the DayStar 130mm Energy Rejection Filter...

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    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD
    Special Order
  • DayStar 130mm ERF with 160mm Inside Diameter Cap
    Special Order
    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD

    DayStar 130mm ERF with 160mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 130mm Energy Rejection Filter with 160mm Inside Diameter Cap - For Refractor - E-160N130 The DayStar 130mm Energy Rejection Filter featurin...

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    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD
    Special Order
  • DayStar 130mm ERF with 150mm Inside Diameter Cap
    Special Order
    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD

    DayStar 130mm ERF with 150mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 130mm Energy Rejection Filter with 150mm Inside Diameter Cap - For Refractor - E-150N130 Presenting the DayStar 130mm Energy Rejection Filt...

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    $995.00 USD - $995.00 USD
    $995.00 USD
    $995.00 USD - $995.00 USD
    $995.00 USD
    Special Order
  • DayStar 100mm ERF with 150mm Inside Diameter Cap
    Special Order
    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD

    DayStar 100mm ERF with 150mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 100mm Energy Rejection Filter with 150mm Inside Diameter Cap - For Refractor - E-150N100 Introducing the DayStar 100mm Energy Rejection Fil...

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    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD
    Special Order
  • DayStar 100mm ERF with 140mm Inside Diameter Cap
    Special Order
    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD

    DayStar 100mm ERF with 140mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 100mm Energy Rejection Filter with 140mm Inside Diameter Cap - For Refractor - E-140N100 The DayStar 100mm Energy Rejection Filter featurin...

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    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD
    Special Order
  • DayStar 100mm ERF with 130mm Inside Diameter Cap
    Special Order
    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD

    DayStar 100mm ERF with 130mm Inside Diameter Cap

    DayStar
    Coming soon

    DayStar 100mm Energy Rejection Filter with 130mm Inside Diameter Cap - For Refractor - E-130N100 Meticulously crafted DayStar 100mm Energy Rejectio...

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    $695.00 USD - $695.00 USD
    $695.00 USD
    $695.00 USD - $695.00 USD
    $695.00 USD
    Special Order