Eclipse Diamond Ring © Bernd Nies

Eclipse Diamond Ring: The diamond ring effect of a total solar eclipse. The bright corona is visible around the black moon and a little bit of the bright sun disk shines over the edge. — William Optics Zenithstar 105 ED Triplet APO f/6, Nikon F100, Fujichrome Velvia 100F, 1/1000s, Side, Turkey, 29. March 2006