The sun starts to take on an almost 3 dimensional textured look to it's surface around the limb with the double stacked CaK filter when used with the 100mm at 2000mm focal length. Taken with the DMK31 camera.
Images of the Sun, our local star, at a range of wavelengths with specialist solar telescopes. Imaging tutorials, solar bits and pieces for sale, talks and outreach with the Charlie Bates Solar Astronomy Project CBSAP.