Re: ATM Master Plumber Focuser

[Jim Fitch <jf@arn.net>]

John H. Svensson wrote:
> 
> The subject helical focuser was featured in a TM article (##36? I believe)
> having as its main component a toilet flush valve.  I constructed a similar
> one as a weekend project while waiting for my hyperbola to cool between
> testing, just modified the materials for the 1 1/4" adapter, has anyone
> else made a focuser from the same/similar plastic ?  It is probably not of

Hi John,

I made a 1.25" version for my 4.25" finder. I works fine, although I
don't have to refocus much since I always use the same eyepiece. <G>

Jim Fitch
Amarillo Tx