Celestron f/6.3 reducer/corrector with DSLR on C9.25

March 31, 2016 // by ecuador

Although I got my C9.25 mainly for planets, the fact that my tiny iOptron ZEQ25 mount seems to handle it for longer exposures made me look into using it for DSOs as well. The problem of course is that it is quite slow at f/10, has a very demanding 2350mm focal length and has quite […]

Starguider 2″ Field Flattener (TSFlat2) on SkyWatcher Equinox 80 ED

March 2, 2016 // by ecuador

I’ve already tried this refractor Field Flattener on a SkyWatcher Evostar 80ED in a previous post. To sum it up, it did perform well on the Evostar and the best value was the Starguider 2″ Field Flattener sold by Sky’s the Limit on ebay.co.uk, which is identical to the TSFlat2 from TS (but the TSFlat2 […]