Alpha and Beta Centauri, with Hutech-modified Canon 5D camera with 135mm f/2 Canon L lens at f/4 for 4 minutes each at ISO400. Stack of 4 exposures, averaged stacked. Taken from Queensland, Australia, June 2006. Glow added around stars in Photoshop.
M51, taken April 22, 2006 with 5-inch apo refractor at f/4.5 and Canon 20Da camera at ISO400. Four 10-minute exposures average-stacked.
Taken April 19/20, 2006 with Astro-Physics 4-inch Traveler apo refractor at f/6 with 6x7 field flattener in place as well. Canon 20Da camera at ISO400 and stack of 4 x 16 minute exposures, on mild spring night. Some slight field rotation between frames due to misalignment. Frames de-rotated in Photoshop. Each galaxy masked and punched up a bit mroe with Curves and Selective Color.
