SDM Telescopes 15-32 inch custom built Obsession style Dobsonians
SDM #001
Owner: Peter Robbins
Primary 30” f/4.8 made by Steve Dodds of Nova Optical
Secondary 4.5” Protostar 96% Enhanced coating
Full Servocat system with Argonavis digital setting circles
"went to Leyburn...Thor's Helmut (ngc2359 in Canis Major) looked better with an OIII filter than the photo in Hartung's" - owner
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