[LargeFormat] "new" lens

[Les Newcomer]

http://www.schneideroptics.com/photography/large_format_lenses/xenar/
On Thursday, February 27, 2003, at 03:07 PM, philip.lambert wrote:

> I just replaced a decent 203mm Ektar f7.7 with an as new 210mm Schneider
> Xenar f6.1   (what strange apertures!) in the hope of getting a more
> contrasty image. Maybe the definition will be sharper but the Ektar wasn'
> t
> bad. I used it as a long focus lens on a 2x3 Graphic, which necessitated
> making a tubular extension on a lensboard as the bellows are too short 
> for a
> 203mm.   I bought the new Xenar because the modern tiny f5.6 150mm Xenar 
> I
> bought a couple of years ago is excellent. Certainly the consistent 
> accuracy
> of modern Copal shutters is welcome.
> What surprised me was that the 210mm Xenar when mounted in place of the
> 203mm Ektar needed no more extension.
> Can anybody tell me where I can find statistics such as back focus in mm 
> on
> modern LF lenses?  The data I have is out of date.
> As a separate bit of data, the Polaroid Eurynar 135mm and Eurygon 35mm 
> would
> seem to be wide field lenses in shutters and possibly useful for technical
> cameras. Is anything known about them? A 75mm, 105mm and 127mm Polaroid
> Rodenstock and Tomioka/Tominon lenses have worked quite well for me.
> Thanks for your time. Philip
>
>
> _______________________________________________
> LargeFormat mailing list
> LargeFormat@f32.net
> http://www.pairlist.net/mailman/listinfo/largeformat
>