[LRflex] Re: Leica 180 APO versus Nikkor 200
- From: "FLAVIO GORI" <flaviogori@xxxxxxxxx>
- To: leicareflex@xxxxxxxxxxxxx
- Date: Sat, 31 Mar 2007 20:44:19 +0200
On 31/03/07, David Young <telyt@xxxxxxxxx> wrote:
> At 31/03/2007, you wrote:
> >In '84(?) here in Italy Tutti Fotografi magazine published an MTF
> >analysis reporting that its best working aperture was 3.4, i.e. full
> >aperture! So, as Tom was saying, the 180 f:3.4 Apo Telyt was designed
> >to work in the night, probably for military purposes.
>
> It was, indeed, designed, under contract, for the US Navy, who wished
> to keep it "secret". However, they wrote the contract with E. Leitz
> (Canada) so badly that there was nothing to prevent Leitz from
> releasing a consumer version. When released, resolution was
> specified as only being "limited by available film" !!!!
Yes, now I remember, "limited by available film". Is it still incredible!!
Leitz: Great! Oh, btw my photographic outfit is by Leitz only (not
Leica yet)... ;-)
Flavio
>
> As has been mentioned, the only limitations are close focus, and that
> is because of the optimization for distance/wide aperture use. Not a
> bad compromise, at all!
>
> Cheers!
> ---
>
> David Young,
> Logan Lake, CANADA
>
> Wildlife Photographs: http://www.telyt.com/
> Personal Web-pages: http://www3.telus.net/~telyt
>
>
>
>
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--
FLAVIO GORI
http://www.LoScrittoio.it
Edizioni in Rete
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