[Tig] 5242 FILM out unstable or develaping problem

Mady difilm at gmail.com
Sat Mar 8 02:30:27 GMT 2008


Also, its better to warm up the film in magazine for at least 10minutes or
more
depending where you store your film stock.

Don't shoot film right away as soon as you load new roll, it needs to get
right
temperature before you expose your first frame.


Mady

DI Tech
Hollywood.


On 3/7/08, Martin Parsons <martin-p at moving-picture.com> wrote:
>
> Get your entry into the TIGNABFS08 - NAB for 2008
> http://colorist.org/wiki3/index.php/TIGNABFS08
> ====
>
>
> > the tail LAD reading is quite accurate, the head LAD is off.
>
> I agree that the ARRI Lasers are stable machines - but there is a known
> problem with density readings at the beginning and end of a long shoot
> like
> your 20 minute shoot.
>
>
> This has to do with both the Kodak 2242/5242 stock and the heat generated
> by
> the ARRI Laser recorder magazine.
>
> At the start of your shoot, the head LAD image is exposed and passes into
> the take-up magazine of the ARRI.
>
> At the end of your shoot - some 20 hours later - the tail LAD image is
> exposed and passes into the take-up magazine of the ARRI.
>
> However these original ARRI magazines run hot - and so the exposed head
> LAD
> image has been exposed to this heat in the ARRI take up magazine for 20
> hours longer than the exposed tail LAD image.
>
> This can cause a density difference when processed. This density
> difference
> is not massive but is noticeable.
>
> Some places 'cure' their filmout by leaving it at room temperature for 24
> hours before processing. Some people say that this makes no difference.
>
> The new-style aluminium ARRI Laser magazines reduce this density
> difference
> by half. Fuji claim that their new laser film recorder stock - the Fuji
> RDI
> 8511 - can reduce this density difference by half too.
>
> So the conclusion is that if you use the new aluminium ARRI Laser
> magazines
> and shoot onto the new Fuji RDI 8511 stock - this density difference will
> disappear.
>
>
> Martin
>
> Head of Imaging
> MPC
> London
>
>
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