Daystar Instruments QUARK* Sodium D-Line Filter
Article number: | DSZ4C333 |
Availability: | More on the Way to us |
Delivery time: | More on the Way to us |
Our users spoke and we listened! Due to popular demand for high resolution, narrow bandpass sunspot imaging, we are proud to offer the new Sodium D-Line Quark filter.
Batch 1 is now in production with delivery scheduled for October 1, 2016. Pre-orders are underway already with brisk demand and will be fulfilled on a first-come, first-serve basis.
Sodium D-Line Quarks are all 0.5Å or narrower CWL: 5890 Å Sodium D-Line reveals sunspot detail including penumbrae, plague, super-granulation and flare footprints (a pre-flare emission at bases of flare ends).
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