Daystar Filters

0.33X Focal Reduction Factor Designed for the Daystar Combo Quark Filter Enables Full-Disk Solar Imaging with Small Sensors Reduces Exposure Times...

Reduces focal length by a factor of 0.6x for wider solar views Brightens the image for significantly shorter exposure times Integrated tilt mechan...

Connects Daystar filters to 12VDC power sources Heavy-duty alligator clips for secure battery terminal connection Essential for powering etalon he...

Powers Daystar solar filters and etalons Connects to standard 12V DC automotive cigarette lighter sockets Essential for remote, in-the-field obser...

2.0" Barrel Size Dielectric Mirror Coating For Telescopes with 2" Focusers 90-Degree Viewing Angle Description FAQ Specifications In the Box Wa...

Adapts Daystar Quantum filters to a 2" female connection Features a 3" diameter mounting plate Enables integration with 2" focusers and visual bac...

2" Barrel Size Blocks Ultraviolet (UV) and Infrared (IR) Wavelengths Passes the Full Visible Spectrum Functions as an Essential Luminance (L) Filt...

25mm Focal Length 62° Apparent Field of View 1.25" Barrel Diameter Orthoscopic Optical Design Internally Baffled for High Contrast Description ...

80mm Aperture f/6 Focal Ratio 480mm Focal Length Achromatic Refractor Design Rack & Pinion Focuser Description FAQ Specifications In the Bo...

80mm Aperture 500mm Focal Length (f/6.25) Apochromatic ED Glass Optics 2" Rack & Pinion Hybrid Drive Focuser Includes 90mm White Light Solar F...

22.4ah Capacity 5V DC Output Dual USB Ports (1A and 2A) Designed for Daystar Quark Filters Includes Power and Charging Cables Description FAQ S...

Factory replacement of aged blocker and trimmer optical elements For Classic H-Alpha Quark, Quantum SE / ATM and Quantum PE / University filters R...

Targets the 3968.5Å Calcium H-line Wavelength All-in-One Eyepiece-Style Solar Filter Optimized for F/7 to F/30 Refractor Telescopes Integrated 25m...

Transforms Canon or Nikon SLR lenses into a Hydrogen-Alpha solar telescope Integrated, H-Alpha optimized telecentric Barlow lens USB-powered, heat...

Transforms Canon or Nikon SLR lenses into a Hydrogen-Alpha solar telescope Optimized for high-contrast views of solar prominences Internal Fabry-P...

Adapts Canon EF-mount lenses for use with Daystar Quark solar filters Turns a telephoto lens into a portable Hydrogen-alpha solar telescope Allows...

Factory Cleaning and Complete Inspection Etalon Setting Verification and Recalibration Restores Filter to Original Performance For All Daystar Hyd...

Modular Combo Quark accessory system — choose the kit that fits your setup Two telecentric barlows (2.8X and 4.3X) with 13 internal baffles each T...

4.3X Telecentric Barlow Optimized for Daystar Combo Quark H-alpha Filters Designed for F/5 to F/9 Refractors Maximizes Surface Contrast Enables Fu...

Hydrogen-Alpha Solar Filter for Chromosphere Viewing Optimized for Long Focal Ratio Telescopes (f/15+) All-in-One, Eyepiece-Sized Design Low-Power...

Optimized for Solar Prominences Designed for Telescopes from f/15 to f/30 All-In-One, Eyepiece-Style Design Powered by Standard 5V USB Requires Of...

Full-aperture solar energy rejection filter for refractors Available in 80mm, 100mm, 130mm, and 150mm clear apertures Rejects harmful UV and IR ra...

Off-axis energy rejection filter (ERF) for Schmidt-Cassegrain Telescopes Safely isolates a smaller aperture for high-contrast solar viewing Availa...