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Re: [OM] Four new pictures

Subject: Re: [OM] Four new pictures
From: "George M. Anderson" <george@xxxxxxxxxxxxx>
Date: Wed, 30 Dec 1998 12:57:20 -0800
>
>Hi Shawn,
>
>the lens is a Russian mirror lens and has only one aperture value of 1:5,6.
>I have bought the lens on a flea market for 160 DM (95 US dollar). I think
>it is difficult to buy it in Canada/US, because the Polish dealers cannot
>go so far. As an amateur telescope version, you can buy it from ITS (at
>least the 1000mm version), they have a web site. Interesting for people,
>who are interested in technic is, that the lens is of the so called
>Maksutov type. Maksutov was an Russian physicist, who developed this type
>in the fourties and published it in an American (!) magazine. The front
>element is an "thick meniscus" with the second mirror on its inner side.
>This front element eliminates coma abberation, the chromatic abberation is
>very low, because of the mirror elements.
>Matthias
>

Matthias;

I looked at your remarkable lion photos this AM. That they were taken with a
mirror lens makes them even more incredible.  Very nice work and what a
bargain at $95!

George


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