From: Shumona Goel (email suppressed)
Date: Wed Nov 14 2007 - 13:01:08 PST
Good point -- I think I'll keep an eye out for the dark areas...
Quoting Tom B Whiteside <email suppressed>:
> At really high numbers of multiple exposures (this chart goes to 32; I've
> never worked more than 5) what would seem to be more important than your
> f/ stop is what's in the frame - ie, location of the dark areas. Once an
> area is overexposed, stopping down on your next exposure is not going to
> reverse that. More to the point, where are you going to find 8 stopping
> points between f/3 and f/4? According to the chart below, that's how many
> steps there are to be accounted for between 8 exposures and 16. Wow, at
> that point it's rarefied air.
>
> I thought that the smallest practical (ie, noticeable) increment is 1/3 of
> a stop. Does decreasing exposure 1/10th of a stop actually make a
> difference between exposure #8 and #9? Does such an increment exist in the
> practical world? (Theoretically, sure........) If you are working on an
> optical printer or an animation stand you can manage that level of control
> working with dim light and s-l-o-w shutter speeds. What are the smallest
> value ND filters? Surely there's nothing like 1/10 of a stop.
>
> So here's a good test - somebody shoot multiple exposures of a gray card
> according to the chart below. Post the results on YouTube. Hah!
>
> - Whiteside
>
>
>
>
>
> Esther Urlus <email suppressed>
> Sent by: Experimental Film Discussion List <email suppressed>
> 11/14/2007 04:16 AM
> Please respond to
> Experimental Film Discussion List <email suppressed>
>
>
> To
> email suppressed
> cc
>
> Subject
> Re: Multiple Exposures
>
>
>
>
>
>
> hi shumona,
> i once got this very reliable exposure index of tony hill
> worked always perfect for me
> esther
>
> WORM.filmwerkplaats * Achterhaven 148 * 3024 RC Rotterdam * www.wormweb.nl
> * email suppressed * +31(0)10 4762290
>
> Number of exposure Number of ƒ stops under exposure
>
> 1 0
> 2 1
> 3 1.5
> 4 2
> 5 2.25
> 6 2.5
> 7 2.75
> 8 3
> 9 3.1
> 10 3.25
> 11 3.35
> 12 3.5
> 13 3.6
> 14 3.75
> 15 3.8
> 16 4
> 20 4.25
> 24 4.5
> 28 4.75
> 32 5
>
> > Hi Frameworks,
> >
> > I'm shooting 16mm on a bolex and am doing some multiple exposures (2 -
> 5)
> > layers. I was wondering how to compensate the exposure... Any
> > suggestions?
> >
> > Thanks!
> > Shumona
> >
> > Quoting Steve Polta <email suppressed>:
> >
> >> Coincidentally, I just bought a digital recorder for
> >> Cinematheque to use to record artist presentations and
> >> intverviews. I'm sure the Zoom H4 that others a
> >> recommending but we actually had one for a while that
> >> was kind of a pain in the neck--it was great but was
> >> too complicated for an untrained person (say, an new,
> >> short term intern) to use intuitively. So I bought the
> >> Zoom H2 (and returned the H4). We'll see how I like it
> >> when it arrives but a friend (who does interviews)
> >> highly recommends it.
> >> product description/review:
> >
>
www.oreillynet.com/pub/a/oreilly/digitalmedia/2007/09/13/review-zoom-h2-surround-recorder.html?page=1
> >> good amazon reviews too of the H2
> >> But I don't know much more. I still like mini-disc for
> >> personal recordings, fwiw.
> >> Steve Polta
> >> San Francisco Cinematheque
> >> --- andrew lampert <email suppressed> wrote:
> >> > Hi
> >> >
> >> > I realise that I'm inviting a lot of opinions and
> >> > responses, but if anyone thinks they have a good
> >> > answer I'm all ears. I'm looking to buy (or maybe
> >> > even rent if what I want is too expensive) a digital
> >> > audio recorder with the express purpose of recording
> >> > sound that will be used on a stereo optical
> >> > celluloid soundtrack. There are a lot of options on
> >> > the market and I've not had experience with any of
> >> > them which is why I ask such a broad question. I
> >> > can see myself recording voices, music, field
> >> > recordings, etc, and using it for other near future
> >> > film and video projects. I don't like using
> >> > mini-discs and, at this point in time, don't want to
> >> > go to DAT. Does anyone have any recommendations for
> >> > compact flash card recorders? Anyone here use a
> >> > Marantz PMD 660? Feel free to write back off list.
> >> >
> >> > Thanks,
> >> > A.
> >> >
> >> >
> >> >
> >> >
> >> >
> >
>
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> >> >
> >> __________________________________________________________________
> >> > For info on FrameWorks, contact Pip Chodorov at
> >> > <email suppressed>.
> >> >
> >
>
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> >
> >
> > __________________________________________________________________ For
> info on FrameWorks, contact Pip Chodorov at <email suppressed>.
> >
>
>
> __________________________________________________________________
> For info on FrameWorks, contact Pip Chodorov at <email suppressed>.
>
>
>
__________________________________________________________________
For info on FrameWorks, contact Pip Chodorov at <email suppressed>.