Fw: [ATM] Astronomical Absurdities

["Gianluca Carinci" <g.carinci@tiscalinet.it>]

----- Original Message ----- 
From: "Gianluca Carinci" <g.carinci@tiscalinet.it>
To: <artbianconi@blast.net>; <atm@shore.net>
Sent: Wednesday, June 16, 2004 8:40 PM
Subject: Re: [ATM] Astronomical Absurdities


> I don't remember on which one, but on one of the last pages of one of the
> following books I remember having seen someone (maybe Berry, but, I
repeat,
> I'm not sure) using a Primary mirror in the 14" range for shaving...
>
> Build Your own telescope
> complete plans for five telescopes you can build with simple hand tools
> by Richard Berry
> 240 pages
> Willmann-Bell Inc.
>
> Unusual telescopes
> by Manly
> 224 pages
> Willmann-Bell Inc., 1991
>
> Clear Skies
>
> Gianluca
>
>
> ----- Original Message ----- 
> From: <artbianconi@blast.net>
> To: <atm@atmlist.net>
> Sent: Wednesday, June 16, 2004 8:15 PM
> Subject: [ATM] Astronomical Absurdities
>
>
> > Every morning I look into a shaving mirror and think of that
> > telescope that some one was said to have built last year at
> > Stellaphane using a watermelon for a tube!
> >
> > I've no aspirations of doing anything with a watermellon except
> > perhaps eating it but this shaving mirror continues to be a
> > distraction. It's an 8 inch diameter and has a F/L of about 18". It's
> > thin and appears to lend itself to that threaded bolt technology that
> > one member the NJAA played with for bending the mirror.
> >
> > I have no aspirations of doing anything with this if for no other
> > reason than the simple fact that I am over-extended now by other
> > substantially more important things.
> >
> > Still, I'm curious. Has anyone ever attempted to make a reflector
> > telescope out of a shaving or make-up mirror? Even as a joke?
> >
> > I know this question will generate volumes on why it would never
> > work. That's OK but has anyone tried?
> >
> > Art
> >
> >
> > _______________________________________________
> > ATM mailing list http://www.atmlist.net/
> >
>


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