• DayStar Quark DSZSD Sodium D-line solar filter – specialty photospheric imaging filter for beginner solar telescope observation and detailed sun photography
  • DayStar Quark DSZSD Sodium D-line solar filter – specialty photospheric imaging filter for beginner solar telescope observation and detailed sun photography
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Daystar

DayStar Quark Sodium D-Line Solar Filter — Observe the Sun in Sodium D-Line Light for Unique Solar Detail

DayStar Quark Sodium D-Line Solar Filter — Observe the Sun in Sodium D-Line Light for Unique Solar Detail

$1,295.00
$1,295.00
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A specialty solar filter for photospheric imaging in sodium light. The DayStar Quark Sodium D-Line filter (DSZSD) isolates the sodium D-line wavelength — producing a unique solar view of photospheric features and granulation that differs from standard H-Alpha or white light views. A specialty addition for dedicated solar observers expanding beyond H-Alpha into multi-wavelength solar astronomy. Ships free to the US.

Specifications
Wavelength Sodium D-line (589.3nm)
Filter Type Solid-state Fabry-Pérot etalon (electrically tuned)
Target Features Photospheric sodium absorption; line-of-sight velocity Doppler shifts; granulation contrast in a wavelength rarely imaged by amateurs
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 Sodium D-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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