[Tig] Shrunken 35mm nitrate to HD-Spirit loses frame
Micheletti, Bob (NBC Universal)
bob.micheletti at nbcuni.com
Sat Oct 11 02:28:02 BST 2008
I have a shrinkage gage that I would be willing to loan if someone needs
one in the LA area. It's a little heavy and an awkward shape (about
3'long) to ship.
Over the hill from Hollywood
> -----Original Message-----
> From: tig-bounces at colorist.org
> [mailto:tig-bounces at colorist.org] On Behalf Of Ted Langdell
> Sent: Thursday, October 09, 2008 10:03 PM
> To: Telecine Internet Group
> Subject: Re: [Tig] Shrunken 35mm nitrate to HD-Spirit loses frame
> 1991 subscribers as of September 2008
> Sohonet http://sohonet.co.uk
> Biggi Klier supports the TIG
> Hi, Jim and the other responders...
> I've been passing your comments on to our AMIA member
> colleague for whom I posted the original message this morning.
> I had advised him of the AMIA shrinkage gauge (a loan-item for member
> use) and to also try estimating with the 100-perf method.
> Haven't heard back about whether he's done that.
> Jim, I appreciate the depth of your comments here.
> Would an HD flying spot scanner by either our friendly UK or
> US vendors be likely to offer a solution?
> Are there other scanners... Imagica, Genesis, (insert
> suggested make and model here) that are worth considering?
> I'll pass this on and see whether there's a 100-perf test
> being done. I'm curious to know just how short or narrow the
> film has become.
> Again, thanks to all who have replied so far.
> On Oct 9, 2008, at 8:59 PM, Jim Mann wrote:
> > Ted,
> > If it is a "Classic Spirit" and assuming that your material has not
> > progressed passed stage II decomposition. (All nitrate film
> is now at
> > least Stage II.) I do not think you will blow up. The flash
> point of a
> > stage II nitrate film is about that of a piece of paper.
> > As Mr. Lovejoy said do not put Nitrate on a new Spirit HD,
> Spirit2K or
> > 4K. I have transferred Nitrate on a Spirit classic....I do not
> > recommend it. The film sheds dust that gets into the condenser lens
> > and filter wheel resulting in a machine that can get so covered, it
> > will not FPN. It also results in a pissed off engineer, who has to
> > clean up the mess.
> > The Stages of Nitrate film (as per me and the NPS)
> > Stage II Amber color, Nitric acid smell, Negative may be a little
> > sticky. Base gets brittle. Emulsion gets soft.
> > Stage III Amber color is deeper, Nitric gas bubbles form
> between the
> > base and emulsion, The stink gets stronger. Film base is
> very brittle.
> > Stage IV Sticky froth, bubbles, film sticks to everything.
> Smells like
> > puke. Very strong puke. Let some of this stuff rub on to
> your clothing
> > then go through one of those bomb sniffing machines at the
> > airport...good luck.
> > Stage V....don't worry you'll just know.
> > I can also tell you that shrinkage can vary within a roll.
> As you get
> > deeper into the roll horizontal shrinkage can increase,
> resulting in
> > the sprocket wheel just catching the inside of the perfs
> and ripping
> > the outer edges off the brittle film. Trust me I know. Ted, I think
> > you're lucky your jumping out of frame. It means the film has not
> > become too brittle.
> > The Spirit has a gentle film transport but....you would need custom
> > sprocket wheel to run your film.
> > "Well, pretty damned shrunken. "
> > The AMIA offers a gauge to assess the percentage of shrinkage. At
> > http://www.amianet.org/resources/guides/shrinkage_gauge.pdf
> > Or for a rough idea use a normal 35mm leader and count 100
> perfs and
> > mark it with a sharpie. Then line it up with your film. If
> at Perf 100
> > your film is a 98 perfs then your 2%, 97 perfs then your 3%
> and so on.
> > Good Luck
> > Jim
> > Jim Mann
> > Colorist/daVinci Product Specialist
> > [ POSTWORKS ] NEW YORK
> Ted Langdell
> Ted Langdell Creative Broadcast Services Marysville, CA
> Main: (530) 741-1212
> tedlangdell.com. Storytelling through Broadcast Coverage and
> Creative Services since 1974
More information about the Tig