Re: ATM Home-made finder scopes?

["AstroIdiot" <tgooch@arkwest.com>]

Ray goto Surplusshed.com they have binocular and other objectives and
eyepeices
and also star diagonals. You should be able to put together a finder pretty
cheap.
As for crosshairs look in the ATM archives there was quite a disscussion
about
different ways to make crosshairs (much better than I could explain).

Tommy

----- Original Message -----
From: "Ray Aldridge" <pbwriter@fwb.gulf.net>
To: "ATM" <atm@shore.net>
Sent: Thursday, December 27, 2001 12:20 PM
Subject: ATM Home-made finder scopes?


> My question of the day is this: how would you go about making your own
finder
> scope, if you were a telescope maker on a strict budget?  I've spent many
> happy hours roaming the web, but I haven't come across this subject (I
have
> seen mention of using a BB gun sight as a unit finder.)
>
> One possibility that's occurred to me is a scope built with a copy lens--
> there's a page on the web that details this process.  The lens is pretty
> big-- over 2 inches, and relatively short focal length-- a little more
than 8
> inches.  Would this work?  How would you add cross-hairs?  There's a way
to
> make a 90 degree eyepiece holder-- would this be a good idea? >
> Thanks very much,
>
> Ray
>