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short tube collimation   Message List  
Reply | Forward Message #4565 of 4571 |
Re: [Meade-DS-Telescopes] short tube collimation

Ken,
That barlow/corrector can affect your efforts greatly.
First off the two scopes I have had from Meade with
those in the focuser had problems. The first one had
the barlow rolling around in the tube when I got it,
and the second one had the barlow cocked in the
focuser so I could not get an image at all. Check and
make sure it is tight against the focuser tube first.
In fact while you are at it take the barlow out if
possible and then collimate the scope. After you do
that put the barlow back in and check your collimation
again. It will actually be easier to get good
collimation that way. I have tried it both ways.
Once you get it close do a star test to get it
perfect.
Jerry in Arizona


--- Ken Caston <spiritofjaz@...> wrote:

> Hello all,
> Quick question, with an aparently complicated
> answer(for me). I have a DS-2130 ATS. 5"
> F7.7 (1000mm) for those of you that don't do math.
> Anyhow, I'm having the most horrible
> time trying to collimate my scope (eyeball bright
> light method). I'm curious how well laser
> collimators work(hopefully better than my eyeball).
> Any input? I also have an internal barlow
> in the sight tube(since it's a short tube scope) how
> much would that impact my efforts?
>
>




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Wed May 30, 2007 1:45 pm

crazyj1251
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Message #4565 of 4571 |
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Hello all, Quick question, with an aparently complicated answer(for me). I have a DS-2130 ATS. 5" F7.7 (1000mm) for those of you that don't do math. Anyhow,...
Ken Caston
kenneth_caston
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May 30, 2007
2:26 am

... have a DS-2130 ATS. 5" ... having the most horrible ... I'm curious how well laser ... also have an internal barlow ... that impact my efforts? ... Hi...
Ron Bumgarner
nitroluene
Offline Send Email
May 30, 2007
5:31 am

Ken, That barlow/corrector can affect your efforts greatly. First off the two scopes I have had from Meade with those in the focuser had problems. The first...
Jerry
crazyj1251
Offline Send Email
May 30, 2007
1:51 pm
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