• DayStar QUARK Calcium H-Line solar filter DSZCH advanced solar telescope filter ideal for beginner and serious astronomers providing a precise specialized and high performance calcium H light solar filter solution for stunning chromospheric imaging and detailed solar observation of solar chromosphere fine solar surface detail chromospheric network solar plage regions and solar activity in unique and scientifically rich calcium H light — Telescope Wolves
  • DayStar Quark DSZCH Calcium H-line solar filter – advanced chromospheric imaging filter for beginner solar telescope observation and detailed sun photography
  • What you can see with the DayStar DSZCH Quark Calcium H-line solar filter – detailed chromospheric surface features and solar activity for beginner solar telescope imaging
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Daystar

DayStar Quark Calcium H-Line Solar Filter — Observe Solar Active Regions and Plage in Calcium H-Line Light

DayStar Quark Calcium H-Line Solar Filter — Observe Solar Active Regions and Plage in Calcium H-Line Light

$1,295.00
$1,295.00
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See the solar chromosphere in calcium H-line light. The DayStar Quark Calcium H-Line filter (DSZCH) reveals chromospheric features in the calcium H wavelength — showing solar plage, active regions, and surface structure with a different character than standard H-Alpha views. Calcium H-line imaging is widely used in professional solar observatories and is now accessible to serious amateur astronomers. Ships free to the US.

Specifications
Wavelength Calcium II H-line (396.9nm)
Filter Type Solid-state Fabry-Pérot etalon (electrically tuned)
Target Features Chromospheric plage, magnetic network structure, active region mapping — the wavelength used in professional solar observatories worldwide
Integrated Barlow 4.2× telecentric
Blocking Filter 12mm integrated, 21mm clear aperture
f/Ratio Compatibility f/4 – f/8 refractors only
Full-Disk Focal Length ≤450mm refractor focal length for full solar disk
Tuning Range ±0.5Å with 0.1Å detents
Power USB 5V, 1.5A (90–240VAC wall adapter included)
Warranty 5 years
What's in the Box Quark Calcium H-Line filter, 1.25" and 2" snouts with safety indents, 90–240VAC wall adapter with international plug adapters, Twist-Case
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Frequently Asked Questions

With a beginner telescope you can see a surprising amount — the craters and mountains on the Moon, the rings of Saturn, the moons of Jupiter, and star clusters like the Pleiades. As you get more comfortable, you can also spot nebulae and distant galaxies. Not sure which beginner telescope is right for you? Check out our Telescope Buying Guide.
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All telescopes on Telescope Wolves are hand-picked with beginners in mind. If you're unsure which telescope is right for you, check out our Telescope Buying Guide.
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