Category: Blog
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1867
10Jul

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If you have an interest in getting into Solar Astronomy you probably have a lot of questions, and while searching through the online forums for answers is a good place to start, you will have to navigate the personal opinions and the facts. It is important to have a basic understanding of how [...]
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1027
15Feb

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We were super excited to host our visitors from GEOASTRORV. Check out this portion of their article about their visit, and be sure to visit their page the full Article on geoastrorv.com. GEOASTRORV - Our Geology and Astronomy RV Journey Last fall, we purchased a Lunt 152THa solar [...]
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2294
30Jan

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Set your calendar for the Transit of Mercury! Mercury, for the first time in almost 3 years, will transit our Sun on Monday, November 11th, 2019! Mercury will cross between the Earth and the Sun at just the exact moment to give all of us here on Earth an infrequent occurrence. Given our [...]
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2012
15Jan

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  Now that your new Lunt Solar Telescope has arrived, it’s time to get moving and viewing! However, where to start? This blog will go through all the necessary thing to do to view with your new Lunt Solar Telescope. Unpacking First things first- inspect the shipping box! All new Lunt [...]
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5Dec

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(continued from part 2) FWHM At the FWHM, or the 42.5%T point: The bandpass is measured in a single system at 0.7A. In DS system the bandpass is the multiplication of the 2 interference filters, 0.7A x 0.7A = 0.49A. To be specific: The new width of the Etalon T curve is moved by a multiple of the [...]
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1488
5Dec

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continued from part 1 Uniformity of the etalon plates To continue where I left off in my last post, this widening of the BP from center to edge can be caused uniformity of the etalon plates, over-attenuation of the etalon via excessive tilting, differential heating (i.e., edge heating a solid [...]