Lunt Solar Systems LS60TCaK/B1200/ Calcium-K line <2.4 Angstrom bandpass
Imaging Source DMK 41AU02.AS with Kasai Reducer0.75 1/1250sec. 1500frames 04/08/2012 02:40(UT) 04/08/2012 11:40(JST)
RegiStax6 & PhotoshopCS3

Calcium-K line image of SUN