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Posted by Todd Gill (Member # 2569) on :
 
Question(s):

1. When printing a .tiff image on the Edge 2 out of Omega, there is ALWAYS a horizontal hairline printed along the top perimeter of the .tiff "box" which prints over/or between any other spot colors. This occurs if the .tiff bounding "image" box is smaller than other printed spot elements.

I can get rid of this by making sure my image in photoshop is just slightly larger in height dimension than any other printed spot elements....but this creates a bigger file and is just a little bit of a nuisance.

Do you know what I'm talking about? Is there another way to eliminate the horizontal hairline that prints along the top edge of a .tiff or image file other than making sure the image or .tiff file borders extend beyond all other printed elements?

2. Is there a way to print a .tiff image and a spot color element that share a common color in one pass? Currently, it seems that whenever a .tiff image is involved it is always printed as a separate step after similarly colored spot elements are printed....seems like a big wast of foil!!

Thanks to anyone that can help.
 
Posted by Glenn Taylor (Member # 162) on :
 
1) I suspect the line is something that is in your TIFF. After scanning the image, are you doing any cropping afterwards and saving the cropped image? I've noticed that I get the line if I try to print a scanned image that had not been edited. I suspect it is something that is coming from my scanner.

2) Process colors use Process Cyan, Process Magenta, Process Yellow, and Process Black. If, for example, one of your spot colors is "Black", simply reassign it as a process color and give it a process black fill.
 
Posted by Doug Allan (Member # 2247) on :
 
quote:
2. Is there a way to print a .tiff image and a spot color element that share a common color in one pass? Currently, it seems that whenever a .tiff image is involved it is always printed as a separate step after similarly colored spot elements are printed....seems like a big wast of foil!!
Do you mean you have a vector contour that is assigned a fill color of 100% Cyan or magenta or yellow or black? Since a .tif file will require the cmyk foils I guess you are trying to get some C, M, Y or K to print as a "spot" in some other areas adjecent to the image file. If just assigning it as 100% cyan (or whatever) doesn't print along with same foil during printing of image (I never tried that)I would probably create a new .tif in photoshop converting the vector elements I wanted filled c,m,y or k into part of the tif file.
 
Posted by Todd Gill (Member # 2569) on :
 
Thanks for the replies guys.

Let me better clarify: The .tiff image was created in Photoshop...not scanned.

It was assigned a "spot" color w/the "overprint" button selected (this gets rid of the "white box" which normally would print with an image file)

You don't have to assign a cmyk color to a .tif file....you can assign a spot color to it and it will call for ...and print...the tif image as a spot color over the top of any other vector element with an spot color assigned to it.

But, you have me thinking Glenn....if I assign a single process color (such as magenta) to the tif image, select "overprint", and then give the same process color (magenta in this case) to the other vector element that I want to print the same color as the tif image........and then simply load in the spot color I REAAAALLLY want to use....this might work in allowing them both to be printed at once.

If that doesn't work, I must assume that the gerber will always see a raster image as a separate print pass from other similarly colored vector elements?!

But I can say this...the hairline isn't coming from a scanner, but rather it prints whenever you have a tiff image over the top of vector images...to where the top horizontal edge of the tiff image is either over or passes through the vector elements.

As I mentioned...I got it to disappear by going back into Photoshop and changing my canvas size so that the rectangular box inherent to tiff files and raster images is just a whisker bigger than the rest of my vector elements. This way the hairline won't intersect or overlap any of my other elements. Does this make any sense?

Doug,

Actually, you can print tiffs as spot colors...Let's say you have the word "Doug" as a vector element...and you assign it a spot color of yellow (like you're cool truck [Smile] ) you then take a digital picture of some Hawaiin (sp?) flora and save it in Photoshop as a tiff file.

You then import the tiff file of the flora leaves into Omega. You click on the "image" or picture frame icon in Omega and change it from the selected "process or template" color to "spot" and then assign it a Gerber Foil color of spot Green.

You then position your leaves over the top of your "Doug" logo and make sure you select "overprint" for your "flora/leaves" tiff image. "Overprint" makes the white bounding box that accompanies tiff files turn "clear so that only the leaves print...and no white box to block out your Doug" logo.

Make sure your "Doug" logo has a cutline assigned to it and send it to the Edge. It will print the yellow "Doug" and then ask for a spot Green foil, and then print the tiff image of the Hawaiin leaves over the top of the yellow Doug element, thereby giving you a texture/image effect of the leaves printed over your logo.

Make sure your tiff image is slightly larger than the rest of your elements or at least not cutting through any elements (this is where you get an unwanted "hairline' printed along the top of the tiff file).

This is a simple illustration of how to print a tiff as a spot color element. You can get more complex of course...adding borders, other elements and even multiple tiffs which are assigned spot colors....but you MUST make sure that the tiff images have an "overprint" assigned to them.

If you want....I will send you two files to experiment with....so you can see what I mean...and I can show you what happens when you don't have "overprint" selected on one of them.

Anyways...thanks for your help guys...and please post a solution if something strikes you.
 
Posted by Doug Allan (Member # 2247) on :
 
Sure Todd, send those files. Now it's 5AM and I really need to sleep a bit. I can't quite follow your post in this state, but I can say that it is a new idea for me & I will return to it when I've rested up. Good luck with answers to your questions.

By the way, interesting coincidence, I decided just the other day that a collage of tropical foilage wrapping the bottom of my yellow truck was my current idea for personalizing the shop rig.
 


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