View Full Version here: : Handle for OTA?
DaveO
08-04-2007, 07:40 PM
Hi all
While browsing the forums yesterday, I found this (http://www.iceinspace.com.au/forum/showthread.php?t=18941)thread about a fellow having problems with the OTA slipping in the rings. Once of the respondants included a link to an article on "Wilson Rotating Rings" on Andy's Shot Glass site (http://www.andysshotglass.com/wilcox_rotating_rings.html).
In that article it recommends using a cross piece at the top of the rings to stabilise them and to act as a handle.
Does anybody have any idea where one would get such a device to sit a Skywatcher 10" scope???
Tamtarn
08-04-2007, 08:38 PM
Hi David
Perhaps you could make something like this, serves as a handle and also a good camera mount for wide field shots. If needed you could put a spacer under the two screws to lift the handle higher.
Scope is a Skywatcher 8" newt.
25434
David
DaveO
08-04-2007, 09:40 PM
Good idea. What did you use? Is it a dove tail bar?
wjcoll
09-04-2007, 07:30 PM
Hi Dave,
I recently made some mods to my 8" Newtonian, one of which was to add a handle between the OTA rings. This made removing the OTA a much safer exercise.
I bought a 200mm long handle from a machinery control supplier. Their web site is at http://www.dana-ridge.com.au
Once installed, it looked like it was made for it.
Hope this helps.
Wayne
DaveO
09-04-2007, 08:01 PM
Wayne
That sounds great. Had a look at their site - there are lots of products there. Do you recall the product number you ordered?
wjcoll
10-04-2007, 07:15 PM
Dave,
I'm pretty certain the handle I bought was the M.443/200-SH.
There's about three that look almost identical so if it isn't this one the people at Dana-Ridge should be able to tell you which they have in stock.
I noticed you're here in Brisbane. D-R is located at Eagle Farm and the staff there are really helpful and don't mind small one-off orders.
Regards,
Wayne
Astroman
10-04-2007, 07:56 PM
I used a piece of 40mm x 10mm flat bar aluminium on mine, also acts as a "dovetail" bar for the 80mm scope too. I can include pics if you want.
DaveO
10-04-2007, 08:42 PM
Thanks Wayne. I'll follow that up.
DaveO
10-04-2007, 08:44 PM
Andrew, any photos you can provide would be most educational! And a real help. I am not an ATMer, nor really very handy, but I struggle through.
OneOfOne
12-04-2007, 01:21 PM
I bought a couple of drawer handles from the local hardware store and screwed them onto the tube rings, makes it much easier to handle and cost about $5.
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