Collection: Products
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DayStar FlatCap White Light Solar Filter — 95–104mm Tubes or 80mm ERF for Solar Imaging
Regular price $85.00Regular priceSale price $85.00 -
DayStar IEQT33 0.33× Tilt Reducer — Correct Field Tilt and Improve Flat-Field Sharpness for Quark Solar Filters
Regular price $349.00Regular priceSale price $349.00 -
DayStar IEQT60 0.60× Tilt Reducer — Reduce Focal Length and Field Tilt for Quark Solar Filter Imaging
Regular price $299.00Regular priceSale price $299.00 -
DayStar Imaging Focal Reducer 0.5× / 0.33× — Widen Your Solar Imaging Field with 2-Inch to T-Mount Connection
Regular price $285.00Regular priceSale price $285.00 -
DayStar Imaging Interference Eliminator 2-Inch to C-Mount — Reduce Glare and Improve Contrast for Solar and Astrophotography Imaging
Regular price $199.00Regular priceSale price $199.00 -
DayStar Imaging Interference Eliminator C-Mount — Reduce Glare for Sharper Solar and Astrophotography Images
Regular price $199.00Regular priceSale price $199.00 -
DayStar Imaging Interference Eliminator T-Mount — Reduce Glare for Sharper Solar and Astrophotography Images
Regular price $199.00Regular priceSale price $199.00 -
DayStar Quantum Calcium II H-Line 5Å Solar Filter — Observe Solar Plage and Active Regions in Calcium H-Line Light
Regular price $13,990.00Regular priceSale price $13,990.00 -
DayStar Quantum Calcium II K-Line 2Å Solar Filter — Reveal Solar Active Regions and Chromospheric Detail in Calcium Light
Regular price $17,990.00Regular priceSale price $17,990.00 -
DayStar Quantum Front Flat T-Thread Plate — Connect Your Quantum H-Alpha Filter to T-Thread Accessories
Regular price $59.00Regular priceSale price $59.00 -
DayStar Quantum Front Wedge T-Thread Plate — Angle Your Quantum Filter for More Comfortable Solar Viewing
Regular price $59.00Regular priceSale price $59.00 -
DayStar Quantum H-Alpha 0.3Å PE Solar Filter — Ultra-Narrow Passband for Maximum Solar Surface and Prominence Contrast
Regular price $35,990.00Regular priceSale price $35,990.00 -
DayStar Quantum H-Alpha 0.4Å PE Solar Filter — Sharp Narrow-Band H-Alpha for Detailed Solar Surface Observation
Regular price $27,990.00Regular priceSale price $27,990.00 -
DayStar Quantum H-Alpha 0.5Å PE Solar Filter — Versatile H-Alpha Passband for Solar Surface and Prominence Viewing
Regular price $21,990.00Regular priceSale price $21,990.00 -
DayStar Quantum H-Alpha 0.6Å PE Solar Filter — Wide Passband H-Alpha Filter for Bright Solar Prominence Views
Regular price $17,990.00Regular priceSale price $17,990.00 -
DayStar Quantum H-Alpha 0.7Å PE Solar Filter — Entry-Level H-Alpha Passband for Solar Viewing and Astrophotography
Regular price $13,990.00Regular priceSale price $13,990.00 -
DayStar Quantum H-Alpha SE Solar Filter 0.3–0.5Å — Chromosphere Mode for Observing Fine Solar Surface Detail
Regular price $8,995.00Regular priceSale price $8,995.00 -
DayStar Quantum H-Alpha SE Solar Filter 0.7–0.9Å — Prominence Mode for Watching Solar Loops and Flares
Regular price $5,195.00Regular priceSale price $5,195.00 -
DayStar Quantum Rear SCT Thread to 2-Inch Drawtube Adapter — Mount Your Quantum Filter on SCT Telescopes
Regular price $69.00Regular priceSale price $69.00





