M93 open cluster in Puppis with a 135mm telephoto to simulate the field of binoculars. SMall red nebula is LBN 1065 associated with open cluster NGC 2467. This is a stack of 2 x 3 minute exposures with the Canon 135mm lens at f/2.8 and filter-modified Canon 5D MkII at ISO 800. Shot from Coonabarabran, Australia.
Open cluster M93 in Puppis. Taken from Timor Cottage, Coonabarabran, NSW, Australia, December 12, 2010. This is a stack of 5 x 6 minute exposures at ISO 1600 with Canon 5D MkII camera on 105mm Astro-Physics Traveler apo refractor at f/5.8 with 6x7 field flattener.
NGC 663 (left of centre) and M103 (bottom right) open clusters in Cassiopeia. NGC 654 is at upper centre and NGC 659 bottom centre. Faint cluster IC 166 is at far left. Taken Nov 5, 2010 with 105mm A&M apo refractor at f/5 with Borg .85x flattener/reducer and Canon 5DMkII at ISO 800 for stack of 4 x 10 minute exposures, Median combined. Used Celestron CGEM mount and Sky-Watcher SynGuider on William Optics 66mm guidescope. All seemed to work well.
