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Old 25-02-2009, 07:29 AM
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tonybarry (Tony)
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Join Date: Aug 2007
Location: Penrith, Sydney
Posts: 558
I have an ETX80 (the backpack scope, 80mm dia, f/5) and it does not have the Level North functionality, but on manual levelling, magnetic north alignment and two-star alignment, it performs well. I will get most DSOs I can see into the field of view of the 26mm Plossl. The ETX80 suffers from not having any finder at all - a serious deficiency and one which makes the alignment process tedious.

My LX90 GPS (8", F/9.6) however blows away the ETX for ease and accuracy of alignment. It cannot be faulted. DSOs appear in the centre of the FOV of an 18mm eyepiece. Tracking is faultless.

I'd expect that the ETX125 (similar f/ratio to the LX90) will require careful use of the red-dot finder to get stars in the FOV of even a large focal length eyepiece. But once there, an eyepiece swap down to say a 12mm illuminated crosshairs will be a snap. And then it will all Just Work :-)

Regards,
Tony Barry