Tag: Lunt Solar Telescope
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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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(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 [...]