On Sunday 23 December 2001 07:39, you wrote:
> Date: Fri, 21 Dec 2001 07:02:46 -0800 (PST)
> Subject: Re: [M]: [M] Mirror flop solution [long post]
>
> Dez,
> If you go with a VanSylke focuser I believe you solve
> the vignetting problem.
> The VS monster focuser attaches to the larger thread
> on the back of the OTA. It can accept the focal
> reducer inside it. I believe this setup can work
> fine.( Well I hope so, since our observatory is
> awaiting an M-4 focuser to arrive any day now.
> Our observatory is to start dealing with NEO's soon
> aswell).
> Heres the Van-Slyke URL
> http://www.observatory.org/scf.htm
>
> FWIW
> Assaf B.
> The Givatayim Observatory,Israel.

Hi Assaf

Many thanks for the info on the VS monster focusser - I have briefly browsed
the site in past - would you be able to let me know how you get on with the
M-4 focuser once it's arrived? Is it true to say that you also have a
mirror-locking device installed?

Best regards,

Dez.


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