composite h-a

Canon 50D (un-modified).
Barlow lens attached to the end of a 1.25-inch prime focus adapter.
Disk: Lunt LS60THa, double stacked. 1/50s, ISO 400, B600 blocking filter.
Limb: Lunt LS60THa, single stacked. 1/25s, ISO 400, B600 blocking filter.
©2010, David Cortner