damienrsmith
M52, Bubble and Cave
M52 cluster and Bubble Nebula (centre left) and Cave Nebula (right) widefield (approx 9.5deg across) - 02-Aug-2014 Zeiss Sonnar Apo 135/2 lens on iOptron Skytracker mount - Canon 60Da camera + Hutech IDAS LPR Filter, 100 frames (90sec) 135mm @ f/2.0 ISO400 - Total Exp: 2h30m + 29 Darks + 29 EL panel flats, stacked with DeepSkyStacker, post-processed with Photoshop CC/Lightroom
M52, Bubble and Cave
M52 cluster and Bubble Nebula (centre left) and Cave Nebula (right) widefield (approx 9.5deg across) - 02-Aug-2014 Zeiss Sonnar Apo 135/2 lens on iOptron Skytracker mount - Canon 60Da camera + Hutech IDAS LPR Filter, 100 frames (90sec) 135mm @ f/2.0 ISO400 - Total Exp: 2h30m + 29 Darks + 29 EL panel flats, stacked with DeepSkyStacker, post-processed with Photoshop CC/Lightroom