Re: Non Kodak IT8 transparency target
Re: Non Kodak IT8 transparency target
- Subject: Re: Non Kodak IT8 transparency target
- From: neilB <email@hidden>
- Date: Fri, 19 Oct 2001 20:23:50 +0100
Gerald
have a look at
http://www.targets.coloraid.de
I fear he does not have transp. targets yet but will soon?
quoted from Wolfe Faust, <email@hidden> the guy who does the
targets replying to questions from a colleague Philip Chudy:
>
> Specs are as described in the standard.
>
>
>
> Accuracy? I guess you download the latest reflection target
>
> reference file archive R010315 from my site at
>
> http://www.targets.coloraid.de. The reference file does include
>
> some statistical data about the quality. There is also an additional
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> readme file included.
>
>
>
> Note that the next end user production (wich will happen within the
>
> next 1-2 months) will be made on a new machine lowering the
>
> mean reproduction fault from 0.5 to below Lab dE 0.3 . At least I
>
> haven't seen such small faults from someone else.
>
>
>
> When it comes to transmission targets, things are surely different.
>
> First, these are not available yet to end users. But let me say it
>
> this way, especialy the 35mm targets are of exceptional quality.
>
> Higher density range (I manage to get neutral DMax right... dMin
>
> on 35mm are as on the large 4x5 targets... chrominance in column
>
> 4,8,12 is really driven to the max....). Targets will be offered single
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> measured! For those "cheapos" out there I will offer cheaper batch
>
> average targets...
>
>
>
> > I would be intersted in knowing how you produce them and how extensively
>
> > you test them
>
>
>
> How I produce them is surely nothing I do discuss in detail. So far
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> we spent roughly $100000 on setting up the transmission target
>
> production... so even though I do sell cheap targets to end users...
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> this is not a cheap production.
>
>
>
> The number of targets measured depend on statistics wich has to
>
> make sure that the specs of the standard are meet. But usualy it's
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> roughly 20 reflection targets per paper roll to ensure more than
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> accurate results. Also each image is checked visualy.
>
>
>
> Transmission targets are measured much more often. Usualy 15%
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> of all batch average targets are measured. But than, this is for
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> company orders... End user targets transmission targets will most
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> likely be single measured....
>
>
>
> On 19/10/01 at 5:22 pm, email@hidden (Gerald Dunne) wrote:
>
I am using a Kodak IT8 trans to profile 2 scanners, Heidelberg Tango running
>
LinoColor 6 and a Fuji Lanovia running C-Scan 5.2, then creating profiles
>
with Praxisoft Compass Profile.
>
Although the range seems ok the result is heavy with dull saturated colours,
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the recommended solution from Praxisoft has been to try a Fuji or Agfa
>
target.
>
Any ideas on a solution or where I can get a trans from ( sorry my software
>
doesn't support the HCT target) anything but Kodak seems rare.
>
>
Thanks
>
>
Gerald Dunne
Regards
NeilB
- - - - - - - Neil Barstow - Colour Management Consulting - - - - - - -
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