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Old 08-01-2017, 12:17 AM
dpastern (Dave Pastern)
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dpastern is offline
 
Join Date: Jan 2009
Location: Brisbane
Posts: 2,874
Quote:
Originally Posted by casstony View Post
Dave, is the equinox focuser drawtube slipping past the drive shaft or is the focuser rolling out? The latter issue can be fixed by increasing tension on the microfocuser bearing, provided they haven't used red Loctite on the adjustment nut.
I haven't used the setup since 2010/2011, so I'm going from memory here. Back then, I was trying to use my DSLR, a Canon EOS 1D Mark IIn @ prime focus for DSOs and lunar imaging. This is a heavy camera, at about 1.4 KG and whenever it was attached to the scope, there'd be slippage if the scope was pointed anywhere medium high in the sky. I even had issues with the large Andrews 30mm 80 degree eyepiece at higher elevations too.

I posted a thread about these issues back in the day and was given advice to tighten the focuser (carefully) and did so, but it made no real difference. I did ring the retailer about this (Andrews - I regret not buying from Bintel *sigh*) and didn't get much help from them.

The scope itself I felt was optically good - I didn't notice any fringing, although a more discerning and experienced user might have. I had reasonably good views of Saturn at 400x in less than optimal seeing (well, I thought the seeing at the time wasn't that great).

Anyway, I can't find the user guide for it, and there's no manual online that I can find, it's like SkyWatcher dropped all support for the Equinox units like a hot cake! Tasco (NSW) the distributor is pathetic - closes at 12.30 PM on Friday! I'm in Brissie, so that's 11.30 AM our time - a completely unacceptable closing time for a Monday to Friday business. Sorry, not sorry at that criticism of them. Will ring them on Monday, but not expecting any support to be honest. I'll ask them about the focuser at the same time, but again, I'm not going to hold my breath.

Dave
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