Re: [KOML] Ground Glass Back

[Jim <n1965n@ticon.net>]

I thought  Norton was Jackie Gleason's  neighbor on the old "Honeymooners"
sitcom.
"Kotsinadelis, Peter (Peter)" wrote:

> OK Clive,
>
> What is it a Norton?
>
> -----Original Message-----
> From: Clive Warren [mailto:Clive.Warren@src.bae.co.uk]
> Sent: Tuesday, November 30, 1999 8:04 AM
> To: Koni-Omega Mailing List
> Subject: Re: [KOML] Ground Glass Back
>
> At 8:58 am -0600 30/11/99, stafford wrote:
>
> >From: Clive Warren <Clive.Warren@src.bae.co.uk>
> >
> >> Well the auction is now at $76 - guess I'll make my own for that price
> :-)
> >> Adding a piece of ground glass to a spare back shell is not really an
> >> onerous task.
> >
> >True, and you can get ground glass from many sources, cut to fit.
> >
> >> Would still like to find some extension tubes though....
> >
> >Now this is going to sound quite primitive, but being one who
> >has more time than money it works well for me - make your
> >own. I have fabricated more things than I can count from
> >cameras, to camera parts (including extension tubes), lens
> >adapters, motorcycle parts (indeed, complete motorcycles),
> >lamps - you name it. There is no shame in compromise, and
> >quite often you can make something as functional as store-bought
> >hardware. It may not pass the Fashion Police, but it works.
> >
> >Making a KO tube should not be terribly difficult.
>
> Ahhh......  now you're talking :-)
>
> Here is one I made earlier:
>
> http://clive.bel-epa.com/IMAGES/Norton.gif
>
> Even the exhaust pipe was made from scrap - it has about 6 or 7 cut and
> shuts to make the curves.....  Every single nut and bolt was made on my old
> 1941 SouthBend lathe out of high tensile stainless steel stock. All bolts
> were drilled through and the ends chamfered - nuts lockwired etc etc etc
> etc.
>
> So there must be a reason why I am still looking for a set of tubes - from
> memory it was something to do with the arrangement that would be necessary
> for locking the lens onto the tube and the tube onto the body without
> making modifications to either body or tube.
>
> If you have the time and a milling machine in addition to a lathe then of
> course anything is possible :-)
>
> I do still knock up the occasional alloy or brass part for various cameras,
> however would rather spend what little spare time is available taking
> photos.
>
> All the best,
>
>              Clive   http://www.cocam.co.uk
>                      Photographic Services, Filters and Equipment, Infrared
> FAQ
>                             http://clive.bel-epa.com
>                             Adventures in Cyberspace - Digital Art and
> Photos