Solar Astronomy

DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transmitting light i...

By popular demand, we are introducing a MgI b2 line version of the Quark, for use in refractors F/4-F/9. Magnesium, a bright green color is easily...

DayStar is proud to offer Calcium H ( 3969Å ) and two Calcium K-line (3933.7Å ) filtering systems. Traditionally, university research has employed ...

DayStar is proud to offer Calcium H ( 3969Å ) and two Calcium K-line (3933.7Å ) filtering systems. Traditionally, university research has employed ...

Our precision Quantum housing incorporates ALL of the desired features for today's solar astronomer... and then some. Operation couldn't be simpler...

0.3Å PE Quantum Solar Filter, Helium D3 line. For use with refractors, SCTs, Maksutovs. Includes front and rear plates, power supply, instructions,...

0.4Å PE Quantum Solar Filter, Sodium D line. For use with refractors, SCTs, Maksutovs. Includes front and rear plates, power supply, instructions, ...

Convert your refractor into an H-alpha telescope! Integrated 4.2X telecentric barlow lens 0.3Å t...

Daystar Quark Combo Gemini brings the best solar views with ultimate flexibility and compatibility. Contains both Prominence and Chromosphere band...

This new, All-In-One design marries high quality components of all adapters, snouts and Daystar hydrogen alpha filter into one simple assembly. Thr...

This new, All-In-One design marries high quality components of all adapters, snouts and Daystar hydrogen alpha filter into one simple assembly. Thr...

Daystar Quark Gemini H alpha Filter: Contains both Prominence and Chromosphere bandpass filters for instant slide-action switching between either v...

This new, All-In-One design marries high quality components of a telecentric barlow, adapters, snouts and Daystar hydrogen alpha filter into one si...

The engineers at Daystar have made great strides in cost reduction so that we can now offer a quality 60mm H alpha telescope at unheard-of pricing...

The DayStar Solar Scout is a dedicated Hydrogen Alpha solar telescope, with an aperture of 60mm.INCLUDES:Quality Carbon Fiber Achromat Doublet 60mm...

The DayStar Solar Scout is a dedicated Hydrogen Alpha solar telescope, with an aperture of 60mm.INCLUDES:Quality Carbon Fiber Achromat Doublet 60mm...

The DayStar Solar Scout is a dedicated Hydrogen Alpha solar telescope, with an aperture of 80mm.INCLUDES:Quality Achromat Doublet 80mm refractorCar...

The DayStar Solar Scout is a dedicated Hydrogen Alpha solar telescope, with an aperture of 80mm.INCLUDES:Quality Achromat Doublet 80mm refractorCar...

Daystar Instruments QUARK Sodium D line "Eyepiece" By popular demand, we are introducing a Sodium D line version of the Quark, for use in refracto...

If you can come pick them up, please come pick them up! Experience the awe of solar eclipses safely with the Daystar Solar Eclipse Glasses. Confor...

Complete, 127mm aperture fully integrated Solar Telescope.Prominence Model. FWHM 0.6Å - 0.9Å NEW lightweight, Short tube with retractable dew shie...

Complete, 127mm aperture fully integrated Solar Telescope.Chromosphere Model. FWHM 0.3Å - 0.5Å NEW lightweight, Short tube with retractable dew sh...

Complete, 127mm aperture fully integrated Solar Telescope.Prominence Model. FWHM 0.6Å - 0.9Å NEW lightweight, Short tube with retractable dew shie...

100mm front-mounted minimally obstructed hydrogen-alpha filter for use on a wide range of telescopes! Connect the Lunt LS100FHa to your telescope ...