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| subject: | Re: ATM Reverse Barlow lens |
From: Paul Cousoulis
To: Jeff Anderson-Lee , atm{at}shore.net
Reply-To: Paul Cousoulis
Thanks Jeff,
I guess that's why I don't hear too much talk about them. I was curious I
thought maybe in combination with a relay lens you could use the scope as
the finder. I think you get a right side up image. Nobody does that, so I
figure it's not practical.
Paul
Jeff Anderson-Lee wrote:
>
> Sure, just put the barlow in backwards. ;-)
>
> Actually you could probably do make a reverse barlow, but it might end up
> with half the fiield of view. Simpler/better to buy a longer focal-length
> eyepiece.
>
> Jeff
>
> ----- Original Message -----
> From: "Paul Cousoulis"
> To:
> Sent: Wednesday, March 19, 2003 12:50 PM
> Subject: ATM Reverse Barlow lens
>
> >
> >
> > Is there any such thing as a reverse barlow lens? Something that would
> > make an 18mm eyepiece work like a 36mm eyepiece?
> >
> > Thanks
> > Paul
> >
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