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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.
  • Original price $115.00 - Original price $134.00
    Original price
    $115.00 - $134.00
    $115.00 - $134.00
    Current price $115.00

    Daystar Filters FlatCap Imaging Diffuser

    DayStar
    In stock

    Daystar Filters FlatCap Imaging Diffuser FlatCap is Temporarily applied over the objective to acquire a "Flat Field" reference image which is then ...

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    Original price $115.00 - Original price $134.00
    Original price
    $115.00 - $134.00
    $115.00 - $134.00
    Current price $115.00
  • Original price $1,614.00 - Original price $1,614.00
    Original price
    $1,614.00
    $1,614.00 - $1,614.00
    Current price $1,614.00

    DayStar Solar Scout 60mm DS Dedicated Hydrogen-Alpha Telescope Bundle

    DayStar
    Coming soon

    DayStar Solar Scout 60mm Double Stack Dedicated H-Alpha Telescope Bundle - SS60DSB Presenting the DayStar Solar Scout 60mm-DS H-Alpha Dedicated Sol...

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    Original price $1,614.00 - Original price $1,614.00
    Original price
    $1,614.00
    $1,614.00 - $1,614.00
    Current price $1,614.00
    Pre-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 - Chromosphere

    DayStar
    In stock

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

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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
    Pre-order
  • Original price $269.00 - Original price $269.00
    Original price
    $269.00
    $269.00 - $269.00
    Current price $269.00

    Daystar Filters Interference Eliminator - C Mount

    DayStar
    In stock

    Daystar Filters C Mount Interference Eliminator - IECC Photographers imaging in monochromatic light, such as Hydrogen Alpha, using an electronic se...

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    Original price $269.00 - Original price $269.00
    Original price
    $269.00
    $269.00 - $269.00
    Current price $269.00
    Pre-order
  • Original price $385.00 - Original price $385.00
    Original price
    $385.00
    $385.00 - $385.00
    Current price $385.00

    Daystar Filters Imaging Focal Reducer

    DayStar
    In stock

    Daystar Filters Imaging Focal Reducer - FR2DT DayStar's Imaging Focal Reducer can give you more field of view in your images. 2" to T mount, with i...

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    Original price $385.00 - Original price $385.00
    Original price
    $385.00
    $385.00 - $385.00
    Current price $385.00
    Pre-order
  • Original price $68.00 - Original price $68.00
    Original price
    $68.00
    $68.00 - $68.00
    Current price $68.00

    Daystar Filters Universal Solar Finder

    DayStar
    In stock

    Daystar Filters Universal Solar Finder - USF The Universal Solar Finder is a quick and easy way to help with pointing your solar telescope at the S...

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    Original price $68.00 - Original price $68.00
    Original price
    $68.00
    $68.00 - $68.00
    Current price $68.00
    Pre-order
  • Original price $88.00 - Original price $88.00
    Original price
    $88.00
    $88.00 - $88.00
    Current price $88.00

    Daystar Filters 2-Inch Eyepiece Holder for Quark

    DayStar
    In stock

    Daystar Filters Quark 2" Eyepiece Holder - SZ1D2 This 2" eyepiece holder threads into the top of your Daystar Filters Quark after removing the 1.25...

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    Original price $88.00 - Original price $88.00
    Original price
    $88.00
    $88.00 - $88.00
    Current price $88.00
    Pre-order
  • Original price $80.00 - Original price $242.00
    Original price
    $80.00 - $242.00
    $80.00 - $242.00
    Current price $80.00

    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 $80.00 - Original price $242.00
    Original price
    $80.00 - $242.00
    $80.00 - $242.00
    Current price $80.00
  • Original price $36.00 - Original price $36.00
    Original price
    $36.00
    $36.00 - $36.00
    Current price $36.00

    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 $36.00 - Original price $36.00
    Original price
    $36.00
    $36.00 - $36.00
    Current price $36.00
    Sold out
  • Original price $36.00 - Original price $36.00
    Original price
    $36.00
    $36.00 - $36.00
    Current price $36.00

    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 $36.00 - Original price $36.00
    Original price
    $36.00
    $36.00 - $36.00
    Current price $36.00
    Sold out
  • Original price $36.00 - Original price $36.00
    Original price
    $36.00
    $36.00 - $36.00
    Current price $36.00

    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 $36.00 - Original price $36.00
    Original price
    $36.00
    $36.00 - $36.00
    Current price $36.00
    Sold out
  • Original price $169.00 - Original price $169.00
    Original price
    $169.00
    $169.00 - $169.00
    Current price $169.00

    DayStar 2-inch UV/IR ERF Filter For Refractor

    DayStar
    In stock

    DayStar 2" UV/IR  Energy Rejection Filter - for Refractor Telescope - DSIUV2 Presenting the DayStar Energy Rejection-Refractor 2" UV/IR Filter, m...

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    Original price $169.00 - Original price $169.00
    Original price
    $169.00
    $169.00 - $169.00
    Current price $169.00
  • 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 Combo QUARK H-Alpha Eyepiece Solar Filter - Chromosphere

    DayStar
    In stock

    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 $1,749.00 - Original price $1,749.00
    Original price
    $1,749.00
    $1,749.00 - $1,749.00
    Current price $1,749.00
    Pre-order
  • Original price $2,363.00 - Original price $2,363.00
    Original price
    $2,363.00
    $2,363.00 - $2,363.00
    Current price $2,363.00

    DayStar 480 80mm Universal Telescope Bundle

    DayStar
    Coming soon

    DayStar 480 80mm f/6 Doublet Refractor Bundle - with Quark H-Alpha Filter - available in Prominence or Chromosphere Presenting the DayStar 480 80m...

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    Original price $2,363.00 - Original price $2,363.00
    Original price
    $2,363.00
    $2,363.00 - $2,363.00
    Current price $2,363.00
    Pre-order
  • Original price $939.00 - Original price $939.00
    Original price
    $939.00
    $939.00 - $939.00
    Current price $939.00

    DayStar 480 80mm Refractor Telescope OTA

    DayStar
    Coming soon

    DayStar 480 80mm f/6 Doublet Refractor Telescope OTA - D80OTA Introducing the DayStar 480 80mm Refractor Telescope OTA, a pinnacle of precision and...

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    Original price $939.00 - Original price $939.00
    Original price
    $939.00
    $939.00 - $939.00
    Current price $939.00
    Pre-order
  • Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00

    Daystar Filters RF1D1 Rear Red Side 1.25-Inch Drawtube Snout

    DayStar
    In stock

    Daystar Filters Rear Red Side 1.25" Drawtube Snout - RF1D1 1.25" drawtube for use with eyepieces or webcams, fits with T-Scanner rear plate or Q3RF...

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    Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00
  • Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00

    Daystar Filters Q3RFCTM Quantum Rear Combo Plate - SCT/T

    DayStar
    In stock

    Daystar Filters Quantum Rear Combo Plate SCT/T - Q3RFCTM Quantum rear plate with male SCT thread and female T thread, to connect visual backs, eyep...

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    Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00
  • Original price $94.00 - Original price $94.00
    Original price
    $94.00
    $94.00 - $94.00
    Current price $94.00

    Daystar Filters 2-Inch Female Adapter for Quantum, ATM or University Filters

    DayStar
    In stock

    Daystar Filters 2" Female Adapter for Quantum, ATM or University Filters - Q3RF2D2F 2-Inch Female adapter for Daystar Filters Quantum filters, ATM,...

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    Original price $94.00 - Original price $94.00
    Original price
    $94.00
    $94.00 - $94.00
    Current price $94.00
  • Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00

    Daystar Filters Q3GWTF Quantum Front Wedge Plate - T Thread

    DayStar
    In stock

    Daystar Filters Quantum Front Wedge Plate T Thread - Q3GWTF Quantum front wedge plate for use with SCT telescopes (in conjunction with off axis ERF...

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    Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00
  • Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00

    Daystar Filters Q3GFTF Quantum Front Flat T Plate

    DayStar
    In stock

    Daystar Filters Quantum Front Flat T Plate - Q3GFTF  Quantum front (Sun side) plate with T thread to adapt to GM2DT 2" snout. Fits Quantums. Has fe...

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    Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00
  • Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00

    Daystar Filters Q3GF1F Quantum Front Flat Plate - 1.375x24

    DayStar
    In stock

    Daystar Filters Quantum Front Flat Plate 1.375x24 - Q3GF1F  Quantum front (Sun side) plate with 1.375x24 thread to adapt to GM1D1 1.25" snout. Fits...

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    Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00
  • Original price $173.00 - Original price $173.00
    Original price
    $173.00
    $173.00 - $173.00
    Current price $173.00

    Daystar Filters Q34XGF and Q34X2D2 Plate Set

    DayStar
    In stock

    Daystar Filters Q34XGF & Q34X2D2 Plate Set - QX34SET For adapting the TeleVue 4X Powermate to Quantum or ION filters. Makes your optics train m...

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    Original price $173.00 - Original price $173.00
    Original price
    $173.00
    $173.00 - $173.00
    Current price $173.00
  • Original price $94.00 - Original price $94.00
    Original price
    $94.00
    $94.00 - $94.00
    Current price $94.00

    Daystar Filters Q34XGF GOLD Side Plate

    DayStar
    In stock

    Daystar Filters GOLD Side Plate - Q34XGF  For adapting the TeleVue 4X Powermate to Quantum or ION filters. Makes your optics train much shorter. No...

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    Original price $94.00 - Original price $94.00
    Original price
    $94.00
    $94.00 - $94.00
    Current price $94.00
  • Original price $94.00 - Original price $94.00
    Original price
    $94.00
    $94.00 - $94.00
    Current price $94.00

    Daystar Filters Q34X2D2 RED Side Plate

    DayStar
    In stock

    Daystar Filters RED Side Plate - Q34X2D2 For adapting the TeleVue 4X Powermate to Quantum or ION filters. Makes your optics train much shorter. No...

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    Original price $94.00 - Original price $94.00
    Original price
    $94.00
    $94.00 - $94.00
    Current price $94.00