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Solar Filters and Telescopes

White Light Solar Filters
See the details of the sun's photosphere with a white-light filter. Dark sunspots stand out against the brighter solar disk. See the lighter penumbra around a sunspot and track its development across the face of the sun.
Hydrogen-Alpha Solar Filters
Discover the unbelievable beauty of the sun's chromosphere! Only a hydrogen-alpha telescope can show you this fascinating layer of constant activity. See prominences, filaments and sunspots change from one moment to the next.
Turn your iPhone or iPod into a field-tested satellite tracker. Click here for more information about this application.


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