Re: Kiev fisheye (was: Re: IR spherical panorama)

[Marco Pauck <pauck@xxxxxx>]

Clive Warren wrote:
> 
> At 10:27 pm +0200 16/10/00, Marco Pauck wrote:
> >
> >Marco Pauck wrote:
> >  > cover the whole of the 6x6 format?
> >  >
> >>  The Arsat/Zodiak 30mm is a full-frame fisheye for 6x6 but a
> >>  circular for 4x5".
> >
> >I forgot to mention that you have to remove the four 'ears'
> >to get the full image circle ...
> >
> >>  More info can be found at
> >  > http://www.pauck.de/marco/photo/stuff/kiev_fisheye/kiev_fisheye.html
> 
> Ah, well I am not so interested - flare could be a problem given the
> number of lens elements and use of single coating as you mentioned on
> your web site.  Having to hack off the 6x6 format flare busters would
> devalue the lens in terms of use on multiple formats.... unless a
> couple of the lenses turn up in a bargain bin :-)

The 'ears' are mainly for physically protecting the huge front
element and don't serve very well as a lens hood. I've seen
samples with very cleanly removed 'ears'.

BTW: Some more comments on the Kiev lenses are at
http://www.smu.edu/~rmonagha/mf/kievlens.html

	Marco
--
Marco Pauck -- marco@xxxxxxxx -- http://www.pauck.de/marco/
For every complex problem, there is a solution that is simple,
neat, and wrong.  -- H. L. Mencken
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