[rollei_list] Re: B&W slides, why should we care for them ?
- From: Peter J Nebergall <iusar4s@xxxxxxxx>
- To: rollei_list@xxxxxxxxxxxxx
- Date: Wed, 4 Oct 2006 07:10:01 -0500
will this film be available soon? 6x6cm and 35mm? When can I buy some?
PJ Neberg
On Tue, 3 Oct 2006 20:29:00 +0200 (CEST) bigler@xxxxxxxx writes:
> > BTW the B&W slides are excellent to be projected, I
> > have 24 6x6 Agfa Scala slides that I took with the
> > Rolleiflex 2.8C, I have seen them projected with a
> > Rollei P 11 projector and they looked beautiful, it
> > was almost like to see a new copy of "Casablanca"...
>
> I agree with Carlos about B&W slides. they are a pure joy to
> project.
> No grain, deep blacks, subtle levels of gray, everything you would
> expect from a good print. For winter landscapes, color slides do
> not
> really bring anything more.
>
> I had made my own B&W slides with my Rolleiflex 20 years ago with
> the
> discontinued Tetenal kit, but it was difficult to get consistent
> results. Also you need a film with a clear base in order to get
> pure
> whites.
>
> Agfa Scala solved most of the technical problems but "they" decided
> to
> make the combination of chemistry and process proprietary and
> secret
> and it will be difficult to get the same quality with another
> process,
> So we'll wait until we can try the direct positive film marketed by
> Rollei-Berlin and make a direct comparison.
>
> ------------------------
>
> Now somebody mentioned the word 'mad' so let us continue with some
> really mad ideas with B&W slides ;-)
>
> First mad idea is to follow the example of Sergei Mikhailovich
> Prokudin-Gorskii.
>
> http://www.loc.gov/exhibits/empire/
> http://en.wikipedia.org/wiki/Sergei_Mikhailovich_Prokudin-Gorskii
>
> Get 3 old 6x6 slide projectors (of course, we would insist for
> doing
> it with a Rollei 6x6 TLR) from garage sales (this may take some
> time,
> but here we are dealing with pictures that can last forever ;-) make
> 3
> images with your favourite Rollei trough 3 R G and B filter and
> project them with the 3 projectors fitted with the same RGB
> filters.
> Since it is accepted that we'll be able to get B&W film for a long
> time we do not have to care for the predicted definitive demise of
> color film.
>
> Second mad idea. Suggest F&H in Braunschweig to fabricate a new
> series
> of 3-eyed cameras, for the abovementioned trichromatic process.
> Since
> most of us cannot live without the TLR principle, this would make a
> 4-eyed camera, 3 eyes for RGB in parallel plus a coupled viewing
> eye.
>
> A refinement would be to redo a trichromatic cameras with beam
> spliiting prisms. A TLR of course ;-)
>
> Third totally mad idea. Mimic autochrome plates. Instead of RGB
> potatoe starch, place in front of you B&W film a mask made of a RGB
> filter mosaic. For example a good quality reproduction of a color
> pattern recorded on one of the last rools of color slides before
> stocks are definitely empty. Develop the B&W film so that it
> delivers
> a B&W slide and perfectly re-adjust the color mask pixel-to-pixel
> in
> front of the B&W slide.
>
> --
> Emmanuel BIGLER
> <bigler@xxxxxxxx>
> ---
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