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Author Topic: prints are way too dark.  (Read 7418 times)

dumainew

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prints are way too dark.
« on: August 01, 2014, 03:35:36 pm »

Pesky problem: prints too dark and colors lack saturation.

Have been printing on an Epson Artisan 50 with good results. Have added a new R2880. Both print with the same poor results NOW.
Use OS Mavericks, a 2-year-old iMac calibrated with Color Munki, custom ICC profiles for both printers, and PS 2014. Workroom is fairly dark with medium tan walls and 2 ‘Ott’ lights behind monitor.

Have made the following adjustments to see if I can find a solution:

•   With monitor have tried luminance of 80 and 120.
•   With monitor have tried white points of 55 and 65.
•   Have let PS and printer handle color.
•   Have converted color space from ProPhoto to sRGB and back again.
•   Have used 2 different packs of Epson Luster- both new.

I do view prints under the daylight corrected Ott lights and I take them outside in the sunlight to see if they're dark. And they still are! Wondering if somewhere I’m making a simple rookie mistake? I’ve followed both J. Schewe’s and the Digital Dog’s instructions as best I know how. How do you check that the driver settings are correctly configured? How do you check the output profile setting?

Below is a foto I’ve been trying to soft proof and print. It comes out, whatever I try, too dark in the shadows, missing color saturation and losing definition in the rising fog. (The soft translucent fog doesn’t show too well on this small jpg.)

Any help is much appreciated.

Richard
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Mark D Segal

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Re: prints are way too dark.
« Reply #1 on: August 01, 2014, 03:39:50 pm »

This stuff can be hard to diagnose, but the place to start is to be sure about when the trouble started relative to when you installed new hardware or software. If you can trace the beginning of the problem to such an install, and provided it is possible to do so, try uninstalling and see whether that takes you back to happiness, then re-install and see if you are messed-up again. That would begin to provide insight into the source of the problem.
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jferrari

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Re: prints are way too dark.
« Reply #2 on: August 01, 2014, 06:52:20 pm »

What application are you printing from? Any chance you might be double managing?
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dumainew

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Re: prints are way too dark.
« Reply #3 on: August 01, 2014, 08:12:44 pm »

What application are you printing from? Any chance you might be double managing?

Thank you for this suggestion. Before I try anything else, I'd like to check that. How does one find out if the app. is double managing? I'm printing out of PS.
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digitaldog

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Re: prints are way too dark.
« Reply #4 on: August 01, 2014, 08:14:55 pm »

First thing to do is print a color reference image like: http://www.digitaldog.net/files/2014PrinterTestFileFlat.tif.zip
If it's too dark, we know it's not the RGB values in the image. Then we can drill down the issues (print driver, media setting, profile etc).
Forget the display for now. If the print is too dark with the reference image, it's not a display or image issue, easier to figure out what is making things too dark.
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dumainew

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Re: prints are way too dark.
« Reply #5 on: August 01, 2014, 08:25:58 pm »

Hi Andrew,
I did that, used your pattern, and when soft proofed the test came out fine.
Richard
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digitaldog

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Re: prints are way too dark.
« Reply #6 on: August 01, 2014, 09:01:13 pm »

I did that, used your pattern, and when soft proofed the test came out fine.
The print from my color reference looks OK in the soft proof and prints OK?
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dumainew

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Re: prints are way too dark.
« Reply #7 on: August 01, 2014, 09:17:54 pm »

It does.
Had to first lighten it a bit, then saturate the blue and red. Turned out well.
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hugowolf

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Re: prints are way too dark.
« Reply #8 on: August 02, 2014, 01:31:09 am »

It does.
Had to first lighten it a bit, then saturate the blue and red. Turned out well.

The whole point in a printer evaluation test print is that is should be printed unedited. If you have to lighten it a bit, then you have a failure somewhere in your workflow.

Brain A
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dumainew

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Re: prints are way too dark.
« Reply #9 on: August 02, 2014, 02:38:58 pm »

Hi Hugo,
Hope this is the right way now.
Just printed it without any soft proofing, letting printer manage.
It looks a little washed out and maybe just a touch too dark. But not terrible.
What would this indicate to you ?
Thanks.
Richard
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digitaldog

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Re: prints are way too dark.
« Reply #10 on: August 02, 2014, 03:14:01 pm »

The whole point in a printer evaluation test print is that is should be printed unedited. If you have to lighten it a bit, then you have a failure somewhere in your workflow.
Agreed. OP is at least now saying the print wasn't way too dark. That's a start and tweaking such that the print and display match should be a bit easier now. But as you point out, the edit shouldn’t be the numbers in the document, it has to be elsewhere and perhaps it is just the print viewing conditions which can easily be raised.
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dumainew

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Re: prints are way too dark.
« Reply #11 on: August 02, 2014, 04:13:12 pm »

Hi Andrew,
The test sheet does look OK (sort of).
The viewing area is a neutral colored wall with a bright color-corrected lamp on it (an Ott bulb). With the print up on the wall it does look closer to the right luminosity, but the colors still remain off- too washed out and off hue.
In the file attached to this thread, the dark areas lose detail and the rising fog on the left side, a sort of ethereal brick red color, comes out sulfury yellow. That continues happening even if I push the curves adjustment well up and the saturation slider well over- about 15.
Thanks for your help.
Richard
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tsjanik

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Re: prints are way too dark.
« Reply #12 on: August 02, 2014, 04:25:57 pm »

.................... letting printer manage......................

I'm no expert but I print from PS6; my workflow and everything I've read indicate to allow PS to manage the print.  On the few occasions when I accidentally allowed the Epson 4900 to manage, the print was a disaster.
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dumainew

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Re: prints are way too dark.
« Reply #13 on: August 02, 2014, 05:37:20 pm »

Glad to get your input.
Yes. Normally that's the way to go. But I seem to be having some problem with the computer to printer pipeline. Letting the printer handle the file was a way to rule in or rule out some mistake in how I was applying PS.
And as yet it's still not apparent to me what the fix is.
I just feel fortunate there's this website here with so much help and support.
Richard
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Garnick

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Re: prints are way too dark.
« Reply #14 on: August 02, 2014, 11:29:18 pm »


In the file attached to this thread, the dark areas lose detail and the rising fog on the left side, a sort of ethereal brick red color, comes out sulfury yellow. That continues happening even if I push the curves adjustment well up and the saturation slider well over- about 15.


Hi Richard,

I've been following this thread and thought I'd throw in my 2¢ worth.  Two things come to mind here.  In your initial post you mentioned that you had recently added a new printer(R2880) to your system.  I'm wondering if Mavericks has also installed the "Apple Epson Printer Update".  Even though I'm not using Mavericks yet I understand that it installs certain software updates automatically, and the aforementioned update can sometime wreck havoc with some larger format printers.  That was a huge issue a couple of years ago, but possible not so any longer.  Even though that update always shows in the "Apple Software Updates" I NEVER install it, for that reason.  A far as I know the only cure for that is a complete reset of the printing system and never install the update again.  However, as I said, I don't know if that update is still an issue.  It's meant mainly for smaller desktop printers and scanners, not the larger format models.

Also, something in the quote above caught my eye.  If you are making some rather large curve adjustments that aren't showing in the prints, you might want to look into the possibility that you have a nozzle problem.  Perhaps one of the nozzles is not firing at full force and there are intermittent gaps that could cause some colours to print far below expectations.  Of course that wouldn't account for both printers having problems, but I'm wondering if you run nozzle checks on a regular basis.  Sometimes these intermittent gaps will not necessarily manifest as banding, but simply a lack of performance in certain colours.  From your description above I would start looking at the magenta nozzles first.  Probably not a contributing factor in your case, but perhaps one more possibility to check off of your list.  And of course there's the other question that I don't believe has been fully addressed.  Make sure you are using the proper paper/printer profiles for the paper you are using, and also the correct media settings to accommodate those profiles.

Gary  


        
« Last Edit: August 03, 2014, 12:04:23 am by Garnick »
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Pete Berry

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Re: prints are way too dark.
« Reply #15 on: August 03, 2014, 01:52:59 am »

Hi Hugo,
Hope this is the right way now.
Just printed it without any soft proofing, letting printer manage.
It looks a little washed out and maybe just a touch too dark. But not terrible.
What would this indicate to you ?
Thanks.
Richard

Richard, did you set your printer's color space to Adobe RGB - the image's color space - when you printed with printer managing? In my Canon iPF 5100 this is necessary with printer managing (which I never do). In PS/profile control, image color space is transparent. Your washed-out results results are consistent with an aRGB image printed in sRGB color space.

Pete
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dumainew

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Re: prints are way too dark.
« Reply #16 on: August 04, 2014, 03:51:07 pm »

Hi Garnick and Pete,
Thank you both for your suggestions.
Checked nozzle flow and test sheet printed OK.
Then checked color space. As the soft proof is in Pro Photo I made sure the printer instructions were also PP. Following Jeff Schwewe's work flow in his 'Digital Print".
And much to my consternation, I'm still getting the same poor print.
Richard
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digitaldog

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Re: prints are way too dark.
« Reply #17 on: August 04, 2014, 03:53:43 pm »

And much to my consternation, I'm still getting the same poor print.
ALL images including reference or just your own?
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dumainew

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Re: prints are way too dark.
« Reply #18 on: August 04, 2014, 03:55:57 pm »

Just my own.
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digitaldog

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Re: prints are way too dark.
« Reply #19 on: August 04, 2014, 03:57:08 pm »

Just my own.
Then it's the file and/or improper display calibration (it looks lighter than it really is).
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