Saw this on another forum: link to 10Mb Skywatcher catalogue.
http://www.espacioprofundo.com.ar/soft/0729.pdf
Page 26 onward shows a 5 element 100mm refractor, a 120mm ED triplet and 150mm ED triplet (to which doublet field flatteners can be added). Not something I'll be buying but I'm sure ther'll be some excited imagers around here
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