Thank You
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Anthony Atkielski
Sent: Friday, August 31, 2001 3:20 AM
To: [EMAIL PROTECTED]
Subject: Re: filmscanners: Sharpness of color chrome vs color negative.
Laurie asks:
> That's nice; but p
>Fuji does provide MTF for both their positive and negative film, Provia 100
>and Superia 100. There is also additional information besides the MTF
>provided, like resolving power and diffuse RMS granularity value. The
>problem I am having with the numbers provided, is I must not be
>understandi
Tony writes ...
> On Thu, 30 Aug 2001 08:04:39 -0400 Austin Franklin
> ([EMAIL PROTECTED]) wrote:
>
> > What do people have to say about the differences in sharpness between
> > same ASA, same brand chrome vs color negative film?
> > My experience shows that the chrome films are
> > not as shar
On Thu, 30 Aug 2001 08:04:39 -0400 Austin Franklin
([EMAIL PROTECTED]) wrote:
> What do people have to say about the differences in sharpness between
> same
> ASA, same brand chrome vs color negative film? My experience shows that
> the
> chrome films are not as sharp as the negative films.
Laurie asks:
> That's nice; but pardon my ignorance, what is an MTF spec?
MTF is the modulation transfer function: it is a measure of how well small
details are recorded or focused, and is expressed as a percentage for a given
resolution (in line pairs per millimetre, usually) and contrast ratio
- Original Message -
From: "Austin Franklin" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Thursday, August 30, 2001 14:04
Subject: filmscanners: Sharpness of color chrome vs color negative.
> What do people have to say about the differences in sharpness between sam
Sent: Thursday, August 30, 2001 10:17 PM
To: [EMAIL PROTECTED]
Subject: RE: filmscanners: Sharpness of color chrome vs color negative.
> each film should be scanned by the same scanner in the same way under the
> same conditions and with the exact same settings;
You can't use th
That's nice; but pardon my ignorance, what is an MTF spec?
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Mike Duncan
Sent: Thursday, August 30, 2001 11:38 PM
To: [EMAIL PROTECTED]
Subject: RE: filmscanners: Sharpness of color chrome vs color neg
> Kodak and Fuji publish MTF specs on their films. Check their web sites.
Fuji does provide MTF for both their positive and negative film, Provia 100
and Superia 100. There is also additional information besides the MTF
provided, like resolving power and diffuse RMS granularity value. The
prob
>Not totally (which should not surprise you); but we are getting there. :-)
>If I understand your requirements, each film should contain the same
>photograph of the same subject taken at the same time (so to speak) under
>the exact same lighting with the same or equivalent equipment. In addition;
> each film should be scanned by the same scanner in the same way under the
> same conditions and with the exact same settings;
You can't use the same settings for scanning positive film, then negative
film...
> I got that much; what I was really asking was not the same lighting source
> at the
alf Of Austin Franklin
Sent: Thursday, August 30, 2001 2:53 PM
To: [EMAIL PROTECTED]
Subject: RE: filmscanners: Sharpness of color chrome vs color negative.
> Ok Austin, You have just openned a can of worms here. Are we
> talking about
> sharpness as seen through a loup, from a moni
> Ok Austin, You have just openned a can of worms here. Are we
> talking about
> sharpness as seen through a loup, from a monitor, off a light table,
> photographic print or inkjet print?
Seen through, say, a drum scanner...or a very high end CCD scanner. Take
every factor out of it you can...s
n
over the other.
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Austin Franklin
Sent: Thursday, August 30, 2001 7:05 AM
To: [EMAIL PROTECTED]
Subject: filmscanners: Sharpness of color chrome vs color negative.
What do people have to say about the diff
What do people have to say about the differences in sharpness between same
ASA, same brand chrome vs color negative film? My experience shows that the
chrome films are not as sharp as the negative films.
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