Date: Wed, 06 Jun 2001 20:14:30 +0100
From: ILyons <[EMAIL PROTECTED]>
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s would be true of slide, but there's inescapabaly much more
variability with colour neg. due to the nature of the film. And although
I've not used a Leafscan, I bet what it got from colour neg was only
approximate too.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
r, so almost
certainly was not-quite-standard at all.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
I'd not be too quick to blame the Mac entirely - the Acer card is weird in
not requiring termination at the scanner (and Acer don't provide any),
which suggests it's not true SCSI spec.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
ly installed something and had it work first time. Even
'eventually' is ahead of the curve and a step closer to Buddhahood.
You think this is bad, just wait until you buy a printer - there's a whole
industry and cast of thousands involved in getting them to perform
properly.
Re
ing faster, nor will they
scan any quicker.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
s skilled/more impatient, and may help get images in the
ballpark.
Vuescan's use of automatic white balance aims at the same place, as does
using PS highlight dropper to achieve the same thing - you just use
whatever tools you feel comfortable with. The Mk1 eyeball is the only
the lens.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
,
depending on exposure, processing etc.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
On Thu, 7 Jun 2001 19:13:30 -0400 Austin Franklin
([EMAIL PROTECTED]) wrote:
> Ever think something you did was
> just great (even a print you made)
Not for more than a few minutes. And it's very cruel of you to ask this
Regards
Tony Sleep
http://www.halftone.co.uk - Onlin
ools have a narrow solid metal core, about 3/16" diameter.
You can respool 120 yourself if you have some 620 spools, a darkroom and
are sufficiently bored with easy stuff like scanning. I still have my Box
Brownie 620 here
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio &a
use at all. But such old
tech tricks have been outmoded by software ;)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
a box as a result of this test, and it has stayed there ever since.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
uot;.
Yes, but the Acer isn't one. It has no termination, either built in or
plug-in, because the card is some weird hybrid thing which doesn't require
termination. If you use a proper SCSI card, the Acer needs an external
terminator.
Regards
Tony Sleep
http://www.halftone.co.uk
ng PolaColor Insight the
> software could not detect an active scanner on the system.
This doesn't always work in all systems. With W98SE here it never does, I
have to restart, although with W95 it was fine.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhib
itions.
To restate St Ansel for the C21st 'The negative is the score, the print is
the performance, and profiles are pianola rolls' :)
I'm sure you know all this stuff anyhow, and do it anyhow ('I am the
colour management' :-) All I'd add is : isn't it curious
f all, but I also think collimated light does emphasise
muck.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
y well and save me a lot of time.
I'll be interested to see if the Polaroid approach works, and until then
I'm not doing soothsaying again :)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
sizes which
medium-to-fast speed films utilise, unfortunately.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
med to point to the same technology. Can anyone
> confirm this?
I may be hallucinating, but I have used both quite a lot and consider
Reala negs lower contrast and more neutral on skin tone than Superia100.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit
. Reala is also Fuji C41. Supra is Kodak
C41. Sensia is Fuji E6.
Fuji and Kodak product naming is no help at all here :)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
I have yet to get my hands on one, so I just don't know.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
invariably do *all* the
above at max optical resolution and keep the final version. Anything
smaller gets derived from that.
It'll be quite interesting to hear how this differs from other peoples'
methods. I have no qualms about admitting I'm far from being clever with
PS, the a
27;White balance' is another on the same
drop-list menu, but not a preset - it appears to try and figure out the
corrections necessary, and does rather a good job generally.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
u'll be left with a pile of worthless junk
(a fine collection in my shed:)
> This could get expensive...
Oh it does, it does :)
> PS Any idea what is happening to your subject lines, Tony?
Inherited, as yours was. Someone's mailer mangled it - bound to be MS'
fault :)
Reg
oned FB
prints, whatever you get out of the end of this process will be different.
I have certainly seen beautiful B&W digital prints, but they are on their
own terms, and in their own way as different from toned bromide as
platinum or cyanotypes.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
take implausibly gymnastic dodging in C41.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
fect of grain aliasing. Scanning
to RGB and then reducing to greyscale usually gives less apparent grain.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
x.
The SS4000 tends to miss very little IME. At a guess, the shadow detail
was actually there, but compressed. You may be able to retrieve a bit of
contrast there by editing the curve at the shadow end. However you will
quickly hit noise problems if you push it too far.
Regards
T
contrast,
> almost always.
:-) The green channel is the one most often used for single-channel
greyscale scanning.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
te at 640 IME, it helps keep grain under control, and cleans up
the shadows appreciably.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
gt; can
> do. This is such a dynamic area that I'm sure whatever I decide on will
> be
> superseded in a matter of months anyway...
Well, weeks perhaps :) A web search on epson +metamerism should forewarn
you.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfo
On Thu, 14 Jun 2001 20:59:15 -0700 Sam A. McCandless ([EMAIL PROTECTED])
wrote:
> That worries me
> because I think I remember reading somewhere that it's important that
> a scanner sit perfectly flat.
I don't think filmscanners care, and can't see why they woul
ns. So optical losses like flare and aberrations will figure in
empirical results - and so they should, if they are to bear any relevance
to real-life use.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
On Fri, 15 Jun 2001 12:31:15 -0400 John Bradbury ([EMAIL PROTECTED])
wrote:
> I also find that the "flatness" you describe is very difficult to
> correct
In 16 bits, set levels and increase saturation. In 8 bits, you'll probably
create contouring.
Rega
son. Little more than between (say) ISO200 and ISO 100.
However the real advantages of higher res may be more subtle. Smoother
tonality and increased freedom from grain aliasing artefacts are more
noticeable.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
value, the
CCD will show livelier separation.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
tized
It also sets the maximum possible dynamic range (OD) which the system is
capable of encoding. This is all about ratios linearly encoded.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
simply isn't calculable and varies empirically
according to subject contrasts, luminance and colour.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
On Sun, 17 Jun 2001 09:11:16 +1000 Rob Geraghty ([EMAIL PROTECTED])
wrote:
> I don't
> think anyone makes a housing for my Pentax)
Ewa Marina make 'plastic bag' type housings which will fit almost anything
, good for down to 15m ISTR.
Regards
Tony Sleep
http
nally
as I always scan to 16bit and work with the image in PS. I would far
prefer saturation to be on the low side rather than too high on
occasions, as that could be disastrous. Typically VS images need about +35
saturation here.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfoli
to say which is objectively
better since what is at stake is your personal preference. All I would say
is : be prepared for a long and steep learning curve, comparable with
achieving the best from the chemical darkroom. Perfection by either route
takes time and effort.
Regards
Tony Sleep
http://ww
ss I'm trying to say that
what is 'enough' is individual, depends on what you want to do with it,
and how absolutist your dedication to every last lppm.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
of the native resolution samples for different
scanners at my site. I don't believe it is chromatic aberration of the
lens system (which would reverse across the frame) but simply
colour aliasing compounded by perhaps some CCD blooming.
Regards
Tony Sleep
http://www.halftone.co.uk - Online
als.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
unters can do is try and characterise the overall system
so we know what we're getting.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
tes, printed on a size-for-size format.
Also have a look at 10x8" contact prints made with modern lenses and
materials if you want scary sharpness - it's hyper-real, sharper than
reality!
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
make one for a few
thousand $$, but that is somewhat beyond my means;)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
at is little help, since the operator may have subtracted
information unequally and/or incorrectly from one or both.
What we really want to know is the potential for quality, the available
envelope, and finding this out is a veritable gumshoe job.
Regards
Tony Sleep
http://www.halftone.co.uk -
On Tue, 19 Jun 2001 07:30:02 -0400 (EDT) Raphael Bustin
([EMAIL PROTECTED]) wrote:
> What I don't yet understand is how the illuminant
> is evenly distributed over the film width,
Lots of LEDS, spaced to give even illumination.
Regards
Tony Sleep
http://www.halftone.co.
les are not necessarily going to be better.
As rafe says, it's a moot point whether it's all that useful since you
will always end up adjusting the scanner-profiled image to taste anyhow.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
ee
though compared with 100 there's a slight loss of sharpness and tonal
refinement. Sup400 is not far away from being a colour equivalent
of XP2/Tmax400CN, amazing stuff compared to colour neg of just a few years
ago.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
but you can protest to the
admin of the offending mailservers.
At busy times it may take up to an hour or so to distribute from the
listserver. It serves other lists as well, but has to distribute around
30,000 mails from this one each day (and I get all the bounces ;-/ )
Regards
Tony Sleep
h
On Thu, 21 Jun 2001 00:59:33 -0400 Austin Franklin
([EMAIL PROTECTED]) wrote:
> I would never have imagined that
> someone would devote so much time and thought to LEDs.
I know I can't :-)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + fil
le for testing 35 mm film scanners. But the
> costs start around US$700.
Really? For some reason I thought that most were 0.5"x0.5". However I went
through the site about 18m ago and once I found out costs I admit I didn't
pay much attention.
> Unfortunately the slide
>
g is then all that is required. Or, for a bit
more ease of production, interpose a diffuser and/or move the LED's a bit
further away... whatever, it works fine.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
t I'm sure that can be fixed.
Interested scanner manufacturers should forward large bundles of used $50
notes to me ASAP
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
st how long does this thing take to scan 35mm
and larger at full res? And how much RAM do you need?
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
seen it
many times. Moral : don't use either service unless you accept that not
all mail will arrive at your account. I don't remove subscribers when this
happens though, as it is a known issue.
PLEASE CLEAR YOUR MAILBOXES OF READ MESSAGES WHILE I STILL HAVE SOME HAIR
Regards
like Dust-off. Be *very* careful to keep the
can upright and level, so as not to squirt liquid propellant into the
scanner.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
to do
> the same job.
Not bad considering the vast filesize.
> Scanning 35 mm is proportionally faster.
Sounds similar to the Polaroid/Mtek 4000
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
do you do this!?
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
1000 used an array of 128 LED's. May be
me hallucinating tho'. The number 128 looks weird as it's not divisible by
3 (R,G & B), but quite likely the array is RGBG...
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
es not always share my sense of financial priorities
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
shut down/restart fixes it.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
unfirst.exe are
contained in the attached runfirst.zip. It works very well.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
runfirst.zip
wice now - on dig for the wire, and film for the magazine market which AP
are now trying to muscle in on.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
have s/w which can cope with 16bit/ch files.
Does the scanner work OK on normally-exposed materials?
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
On Mon, 25 Jun 2001 10:11:11 -0400 (EDT) Walter Bushell ([EMAIL PROTECTED])
wrote:
> > Heraclites already proved you cannot photograph the same river
> twice.
Well, this AP guy was definitely having problems with football games :)
Regards
Tony Sleep
http://www.halftone.co.uk
olours are still saturated and
neutral.
I found a colour neg of my dad's on unmasked Agfacolor col.neg, from 1958,
and had it printed recently. Excellent, especially skin tones. Grass was a
little yellowish, but that's all.
Regards
Tony Sleep
http://www.halftone.co.uk - Online por
directions, but no one is standing up.)
The last thing they do is to add dimensional stability by partly
crystalizing the plastic. (For the chemists out there, of course that
can't be done, but parts of the molecule end-up in a closest packing
state.) If this wasn't done, if the fil
w to control gamma of the final scan.
Vuescan's 'Image brightness' controls both gamma and brightness in an
interlinked fashion. Are improvements available there? And what film
characterisation are you using, and with what film?
Regards
Tony Sleep
http://www.halftone.co.uk - O
is no totally permanent
> archival materials that last forever or, in the case of photographic
> images,
> the with certainty will last for centuries no matter what you do.
Yup.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
filmscanners=3A=20Microtek=204000=20problem=2E?=
X-MIME-Autoconverted: from quoted-printable to 8bit by punt1.cix.co.uk id
f5R49l613646
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
avoid the problem
> in future with a click of a dial. :-)
Unfortunately, if yours is a scanner which produces CCD shadow noise even
with colour negs, this will only get worse... no free lunches
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
faint banding. Lab
not happy, and it's definitely not my files - it behaves the same with all
input. Even with a 50Mb TIFF printed at 7x5".
They also have a Kodak dye-sub, which gives no grain nor posterisation,
but is soft as a print on blotting paper.
I'm still looking...
R
ve a scan which does not clip
either end of the histogram. You'll also want to set VS white point to
0.01 and black to 0.0.
Like I said, aim for a rather pallid preview scan which exhibits neither
full blacks nor whites. Use the levels shadow and highlight eyedroppers in
PS to adjust to taste.
Re
banding.
This sounds to me like the old (LS30 'jaggies') Nikon
stepper-motor foibles in a different guise, perhaps another resonance
issue which occurs when exposure is prolonged. Maybe Ed will be able to
alter timings in VS, as with the LS30...
No banding problems here, ever, with
ll that were not Estar were plain old
cellulose acetate, ever since the even more exciting nitrate stock was
phased out.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
ears ago. Software, useability and colour management are now to the fore.
There's still a steep learning curve. But it's perfectly possible to get
very good results indeed, with occasional limitations and problems, most
of which can be worked around.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
Yours
must be a lemon ;-)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
y non-linear in the darkest tones, and in a way which isn't
amenable to simple gamma correction. I know that closed-loop calibration
(ie with a colorimeter puck) should be able to fix this, but it doesn't
seem to.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio &a
ea green. Shots that do not
> include a blue background.
All I can suggest is try Vuescan. When I had an LS1000 it gave far more
neutral results than NS, though I never tried it with Silverfast.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
lm of up to similar age. But I know of
people who have experienced it in film of ~20yrs age.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
xposure, or
at least that was how the LS1000 did it IIRC. An oscillating mass on the
end of a stepper seems bound to exhibit resonant effects at certain
frequencies, though whether this has any bearing on what you see I have no
idea.
Regards
Tony Sleep
http://www.halftone.co.uk - Online por
ault which required bits of wire changing.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
g software digital zooming - this will be
> driven by your complaint and the relative expsense of these heavy long
> lenses of today
But! Digital zooming will reveal optical limitations.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
B |
|
pivot o R | |CCD (now R is on, G & B are off)
G |
B
and so on...
Regarding Ed's later comments, especially regarding the solidly mounted
LED, there are two possible explanations (i)I am losing the plot -
not unlikely (ii)they now move the CCD
CD pitch, where 400 and 800 are larger and do not - so
you see 'true' grain from these materials.
To see true grain from ISO50-100 colour neg or tranny, I think you'll have
to be on the far side of 8000ppi.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
't necessarily correlate with real ISO required for 'correct'
exposure of the 18% grey used for exposure meter calibration, but do allow
manufacturers to often flatter their products a fair bit.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
an exercise in dodging and burning). But you can
scan much more of it, and adjust things to work well.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
bodge,
unless it's a mistake (in which case it is 'latitude' :0)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
It's not though - it's pink noise, biased toward a range of frequencies
(grain sizes) which depend on material, exposure and process. How else do
you account for grain aliasing (or whatever it is) often manifesting in
particular areas of an image of similar tone/density, but not
iffusion.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
uot; I am seeing FUGI 200 goes away.
It will.
Also try a slower colour neg film, eg Reala.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
On Sun, 01 Jul 2001 07:44:59 -0400 rafeb ([EMAIL PROTECTED]) wrote:
>
I was fairly pleased with it until I realised I'd omitted the lens system
;-)
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
s scanner.
If you want to use Siverfast with this and any other scanner, get HDR. The
downside is that it's slower as using it adds an additional step.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
ariance effect is
> similar.
Exactly this, and the appearance of sometimes massively worse grain in
dig. versions, was the original requirement for the grain aliasing
hypothesis.
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
ac.uk/Filmscan/
Regards
Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner
info & comparisons
ave it alone during
> scanning.
>
> Anyone else have problems like this? Any solutions?
My guess, from the symptoms : either you have no SCSI terminator/defective
terminator fitted, or you have the SCSI card configured for synchronous
operation. All filmscanners I have come across
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