mca 發表於 2008-7-3 23:15:56

A tempting 12-inch Newtonian

As a serious Moon observer, this 300 mm f/5.3 Newtonian is very tempting. Its 16 kg OTA seems not heavy but rigid enough to fit in my New Atlux mount. (My existing 10-in f/6 is already 15 kg tube + 5 kg bracket holder !)The optics also look precise.

250mm f/6.3 http://www.orionoptics.co.uk/SPX/spx250f6.3.html

300mm f/5.3 http://www.orionoptics.co.uk/SPX/spx300ota.html

Mirror kit, research grade http://www.orionoptics.co.uk/OPTICS/opticsresearchgr.html

AC
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