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QTR-Quadtone RIP

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Investigated

2016-08-01 by pixelphoto@...

Cannot show full mail body. You can see it when pushing

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Re: QIDF versus ICC

2016-07-31 by brian_downunda@...

I agree that this thread increasingly requires a Ph.D. in forensic analysis in order to understand it. So I hesitate to add any more, but I made a small error

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Le Mois de la Photo à Uqbar

Paul (Lowry) You did not get lost, I did, sorry. You are right, everything concerning this secret conversion would only apply to MAC users who must select

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Paul Roark

... that is recommended for printing targets etc with No Color Management. ​ ... I use it to check that what I m doing from PS results in the same test

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Roy Harrington

I m beginning to think this whole thread has been meandering too long and too widely and too vaguely to really help people understand what s happening with CM

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by <info@...>

Greetings, I’m a new member I’ve been following this post with interest. But I just got lost. Eugene can you help me understand why you are concerned about

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Le Mois de la Photo à Uqbar

Ok I just read the reference you sited (sorry should have done that first), The article says that if the file has a colour profile it will be CONVERTED to

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Le Mois de la Photo à Uqbar

Roy, “You need to try it. I don t know what you are really trying to accomplish”. This surprises me , it makes me feel like I’m from another planet. But

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Le Mois de la Photo à Uqbar

Roy and Brian, You’re freaking me out! I think I’m getting answers here to questions I didn’t even realise I should be asking. That would explain

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Roy Harrington

On Sat, Jul 30, 2016 at 9:06 AM, Le Mois de la Photo à Uqbar ... The matrix of all the combinations of OS s, OS versions, PS versions, etc etc is too large to

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Re: QIDF versus ICC

2016-07-31 by brian_downunda@...

It is my understanding that Adobe has changed the colour management in recent versions of Photoshop in a way that also affects Windows users. This change is

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-31 by Roy Harrington

Paul & Eugene First, I have to say I don t do much work on Windows so I don t have experience on how everything works there. But I ve looked a whole lot on

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-30 by Le Mois de la Photo à Uqbar

Paul Thanks for the reference. SO I will assume that if the problems associated to the Epson / Adobe / Apple changes since CS3, are limited to the ability to

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-30 by Paul Roark

... Adobe / Apple changes since CS3, or could these changes be unapparent to windows users? In Windows 7 I can print from Photoshop CC using No Color

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-30 by Le Mois de la Photo à Uqbar

I have never used the print tool, but thank you for that tip I’ll investigate. Perhaps naively I wasn’t aware of any ICC QTR problems. Is it possible that

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Re: [QuadtoneRIP] QIDF versus ICC

2016-07-30 by forums@walkerblackwell.com

A note about ICC printing related to Piezo. While it’s not official here in the R&D lab at InkjetMall, I certainly see a potential for it when you want to

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Re: Banding On the Epson P800

2016-07-30 by philbond87@...

Hi John, I m not sure if I can make it there this Saturday (tomorrow) but there s a possibility. (on the other hand I might take the opportunity to try to hone

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Re: QIDF versus ICC

2016-07-30 by brian_downunda@...

I hesitate to add another reply, as much of what has just been posted is way over my pay grade. For me, it s about getting enough control to get the print I

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-29 by Roy Harrington

Eugene, I think you are right that it is the only grayscale ICC program around. I m quite aware of Amadou and Eric (he created gray ICCs for a while but did

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-29 by Le Mois de la Photo à Uqbar

Roy, I think it is possible that I am part of a subset of QTR users who are using your software in a way that you did not intend. Some literature exists for

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-29 by Roy Harrington

Eugene, I m not sure what to make of your comments. QTR is really simple in concept. All it does is let you control exactly how much ink goes on the paper for

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-29 by Le Mois de la Photo à Uqbar

I am coming at QTR from an ICC world. I started, I think as most of us did coming out of the darkroom in the 90’s in a « same as source » environment, and

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Re: Curves for P800

2016-07-29 by ian@...

I dont have a P800 but was wondering if you would share your 3880 Curves please. ian

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Re: [QuadtoneRIP] Curves for P800

2016-07-29 by <rupertcharlaqf@...>

Great, Thanks! Sent from Yahoo Mail. Get the app On Friday, July 29, 2016 9:45 AM, jeff.grant@pobox.com [QuadtoneRIP] wrote:

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Curves for P800

2016-07-29 by jeff.grant@...

I m wondering how close 3880 curves are to the P800. I already have a few curves for the 3880. Is it likely that the Linearise Quad droplet would be able to

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Re: Banding On the Epson P800

2016-07-29 by philbond87@...

Walker, If pressed I will say that I have felt that I ve seen some level of what I guess you might micro banding on my 3880 – something I don t see with my

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Re: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-29 by Roy Harrington

I was curious about the various workflows to get what you want on the paper. Here s where I am: I m on a Mac so the ICC approach is very convenient. So this

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RE: [QuadtoneRIP] Re: QIDF versus ICC

2016-07-28 by Le Mois de la Photo à Uqbar

Ok thank you explanations and references, that makes it clear. Now I understand how people are soft proofing with profiles they’re not printing through.

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Re: QIDF versus ICC

2016-07-28 by info@...

Ok thank you, that’s makes it clear. Now I understand how people are soft proofing with profiles they’re not printing through. I’ll have a go at these

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Re: Banding On the Epson P800

2016-07-28 by philbond87@...

I m the person who started the thread a couple of days ago regarding using the P800 to make digital negatives with QTR. I ve not experienced any apparent

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Banding On the Epson P800

2016-07-28 by jthacker@...

I printed out the QTR ink separation file on our new P800. There is significant banding most visible in the lighter tones. I m reluctant to start making curves

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Re: QIDF versus ICC

2016-07-28 by info@...

Ok thank you, it’s clear. Now I understand how people are soft proofing with a profile they’re not using to print. Cheers Ok thank you, it’s clear. Now

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Re: QTR printing in colors

2016-07-28 by richard@...

I started writing this last night and wasn’t able to finish the response, but you’ve confirmed what I suspected. You are turning on color inks and using

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Re: QTR printing in colors

2016-07-28 by kencarney2003@...

OK, I did that with a similar profile and set C, M, LC, LM as toner inks (yellow not used). It appears the toner inks need a different limit than the default

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Re: QIDF versus ICC

2016-07-28 by brian_downunda@...

Quite a lot has been written in response, some of it quite advanced, and I don t want to add too much more. I have a lot of sympathy for the views in Eugene s

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QTR printing in colors

2016-07-27 by kencarney2003@...

I installed QTR (Windows 7) and it works fine with one of the provided profiles (Epson 3880 with UC inks in my case). But, I made a profile with its curve

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Re: [QuadtoneRIP] QIDF versus ICC

2016-07-27 by Paul Roark

The issues seem to be multiplying here. So, again, let me just give my perspective on a couple of points. First, I like to keep my files in Gray Gamma 2.2.

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