Viewer for Illustrator 14.1 User Manual - Product Documentation
Contents
1. e View Both Show difference the differences will be shown in the Added and Substracted highlight colors e View Both highlight difference same as above but the identical parts are dimmed e View Both only difference same as above but the identical parts are hidden e Change Added Highlight Color Change Substracted Highlight Color and Change Both Highlight Color to change the colors in which differences are shown e Reset Difference Highlight Colors to reset the default colors e Channel Matching to match corresponding channels inks for the two documents e View Both side by side shows both versions next to each other You can choose between e Automatic tiling e Horizontal tiling e Vertical tiling e View both mirror reference shows the current document on top of the mirrored reference document 6 4 Alignment 22 Comparing files with different sizes may seem like a challenge as they are not aligned in the Viewer Compare window but it provides some tools that make it very easy Alignment Ti Offset X 0 0 0 0 mm e Alignment e onone of 9 corner center points e Align From Ruler see Align from Ruler on page 23 e Auto Align From Ruler see Auto Align from Ruler on page 24 e Auto Align see Auto Align on page 24 e Auto Align see Auto Align on page 24 e Use trim box for alignment e Offset Horizontal and Vertical Viewer for Illustrator 6 6 4 1 Align from Ruler The ruler tool works by defi2. A 9 aa IV ASS TOO A A E E E reas 10 A kA cde NK Densities a E ee ee eee 11 A P ON a E E E A EE E EAA ee 11 4 3 Total Area COVE GE cccccccccccccecscssssscscssssssecsrsssssecscssessesscssscsssesssssessessvesessesecssesessscavesissessssseseessresessesetsseseseeaness 12 AA FIOO Palo chat cnc lt eco E ET 13 TMS acces scarcer tennessee sos ao pene ase oe ee gostei vac ensataete vapionaasons aloe pacotaeig eon pometsa gine auramn mncteee aomeneenetne atone 14 46 Registration TB aa eee cacao ae ttt aE EE AEEA beaten gs bate AES AE EAE E EEEE 15 AT BEAK OU e E ee E A ee E eee 16 48 Moile LTO OIA set ts toca cet na raO aE i aE Te a see teomes 17 4 9 Technical inks in VIC WW GU saci iescscctsatapannsabuctut tatsatulartiod sas sniteesnadlvodeid sadatansbetaeotialban lemnensebaesih luatletstiosReananteeare ae Ghie iadeeas 17 o VOW PrE 02 2 1 O S a E A ee eee ee ee ee ee 18 6 Viewer Compare ail 010 enn et en nen eee ree ne ee ee ee ee eee ee rT 19 6 1 The Viewer Compare WINKOW cccccccccccccsscscseecscsescsssecevsesecavsecevscsscevsesevssieavssesssissevssieesitsetasiesvitietasieasiees 19 6 2 Navigating the Viewer Compare WINKOW ccccccccece ccc etscsceeeetscssessestssesssetssssesecstesisseessestsetsteseseed 20 0o Compare TO SS architects cee n EA E A 21 OFA A i sterner ene ses E AAE ENEE E E E AE RAE EEEE E ET 22 6 4 1 Align from 6 eee ne ee ee eee eee 23 042 AUG AgnN Onm RUGE suocere a ee ee eee ene ere eee ee 24 FO NI e A E
3. a triangle in the lower right corner contain additional options Control click Windows or Command click Mac the button or click and hold the button to see the extra options 19 Viewer for Illustrator Power Trapper_bolognaise_job 0 Say PowerTrapper_bolognaise_job 2 0 m offset x Y 0 0 o o mm Channels 3 Difference Threshold 0 0 jx E H i hy F J ate E 367 ic M Y ik i 207 450 0 x 450 0 mm 6 2 Navigating the Viewer Compare window The Viewer Compare window contains different ways to navigate The Inspect tools aay e The Zoom tool Under the zoom tool you find e Zoom out e Fit document in view e Fit document width height e Zoom to 1 1 view 20 Viewer for Illustrator 6 e Show Zoom Options showing all these options as individual buttons e The Zoom out tool e The Pan tool The Navigator By dragging the red rectangle when zoomed in you can navigate through the job The View options The View options allow to go back to the previous view or use additional settings such as rotate invert or mirror the view 6 3 Compare modes Using the Compare butons you can choose different Compare modes views Compare oe e View Current version only e View Reference version only 21 6 E S K O x Viewer for Illustrator e View Both documents on top of each other Additional options e View Both in their original colors
4. is completely transparent in some areas In most cases this is not what you would expect In the example underneath you can see a cyan rectangle and a circle on top with an opacity mask The objects have a different screening Where the circle is on top of the cyan rectangle the cyan will take the screening of the blended circle Therefore as shown on the right these areas will be highlighted as Screen Conflict Viewer for Illustrator Color When you enable a Highlight option the objects are highlighted in the color you chose in the Color Picker 4 3 Total Area Coverage T2 The Total Area Coverage TAC is the sum of all separation densities at a certain point in your document TAC Limit The TAC Limit is the maximal Total Area Coverage that your document may contain This value depends on the press and the substrate your design will be printed on Your printer should provide you with the TAC Limit value to use Defining the TAC Limit The TAC limit is defined in the Press settings See Define Press Settings on page 4 By default the TAC Limit is set to 270 Viewing areas over the TAC Limit When you switch to the Total Area Coverage preview the image in the preview pane will be dimmed and all areas where the sum of the densities is higher than the TAC limit specified in the current Press Setting will be displayed in 100 black Viewer for Illustrator a a ENERGY DRINN Note You ca
5. the separation list when measuring a color See Measure Ink Densities on page 9 17 ESKO screens 5 Viewer Preferences 18 Open the Viewer Preferences dialog by choosing Preferences gt Esko gt Viewer Preferences to set one or more of the following options Image Display Quality Allows you to selected the preferred quality for displaying the contone images present in a document Following options can be selected e Low A low resolution preview image lt 72dpi will be used if present When such preview image is not available a gray box will be displayed e High A preview image of at least 150dpi will be used When such preview image is not available a gray box will be displayed This is the default option e Very High If sufficient memory is available the real data not subsampled of the image will be displayed When the image is too large to fit into memory typically if the size is larger than 64MB a high resolution display image will be shown Anti Aliasing This preference offers control over the Anti Aliasing method used to prevent display artifacts like rough blocky edges in rendered artwork Following settings are available e Off Do not perform any anti aliasing default value fastest e Low Some anti aliasing slower e High Highly accuracte anti aliasing slowest Note Setting Anti Aliasing to High will result in high quality preview at the expense of significantly slower ren
6. want to delete it 2 6 Choosing a Press setting e To select a Press Setting select it in the Press dropdown in the Viewer dialog 2 f Ihe Press Settings in Detail First Dot Specifies which minimal gray value expressed in in the file still will yield a dot on the plate provided the RIP and platemaking occur under normal conditions Note Normal conditions indicate that the DGC must have been set up completely The value does not correspond with any measurement that has been made prior or during DGC set up nor does it correspond with any densitometer measurement on plate or on print In fact this value is implicitly chosen by the person who set up the DGC and plate making Typical values range from 0 4 to 1 6 Adobe Illustrator uses 8 bit precision yielding 256 different possible gray values A single gray value in an image may make the difference between a dot or no dot on a flexo plate To allow for this precision Viewer uses percentages with one decimal digit 8 bit gray value in Illustrator Percentage 0 0 0 1 0 4 2 0 8 3 1 2 254 99 6 ESKO screens 8 bit gray value in Illustrator Percentage 255 100 Note If you do not specify a first dot you will not be able to use the following Viewer view modes for this press setting e The Flexo Plate Preview e The Flexo Print Preview Dot Gain in Highlights When you have specified a First Dot job percentage you can also specify how dark it shou
7. AA aavotaelaeesitiantct 24 6 5 Viewer Compare PreferenCe cccccccccceccsescecscssssscsrssssseecssssessecsvesessececssesessscssesessetesssessesstesesieetssesensesena 24 Te NMK CGOVEVA GE neran catnip E 25 Viewer for Illustrator 1 Welcome to Viewer Benefits of using Viewer Viewer is a very accurate separation viewer with a lot of extra production tools It eliminates the need for separated proofs and will help you to avoid bad plate making You can preview the separations of your document as they would be produced by exporting the document using Launch Workflow and rasterizing it on an Esko FlexRip Note Separations shown in Viewer may differ from the final output when an alternative workflow is used Basic concepts Viewer works with Press Settings The Press Settings allow you to define press specific characteristics such as the first printable dot dot gain dot gain curves and more After defining your Press Settings you can generate an accurate separation preview In this preview you have access to advanced tools such as the Densitometer TAC Limit Preview Plate Preview Print Preview and Registration Error Preview ESKO screens 2 Define Press Settings Before you can start working with Viewer in a meaningful way you should define your Press Settings Without basic information on the properties of the press you are using Viewer cannot simulate accurately You can open the Press Settings window by s
8. OS OT o S K O x Viewer for Illustrator Contents Te WEICOmMe TO VIW ceni ee en eo eee eee ee eee ee eee eee eee ere 3 2 Dene PRESS SENINGS ciated entongrain A E ati oat a aie 4 Zo TNE Deau PVESS GEHN Sourne iraa N EE E A T AE E otatouneisatns 4 2 2 Creating a Press SO TtinG csisssascsscassasesansaracsaasaeisasandeasonsauserdastnees a aawansdadlestaneag i iian reni kairina 4 2 CODVING a Press Seting sacieeccesacietsanitiersic ces slontyegiteensteeen cecal etendand onnenace E EAEE Eaha EENAA ETa aana TENE 4 2 4 Editing a Press Setting ccc ceccscssssssesssssessssecsssssecsssesseecssssssseeecsssseseecesssssececssssescesesssaseerscesasessesesesaseesensesessesess 4 2 5 Deleting a Press Setting cccccccssssssssssesssssssssssscssssescscessssssececssssescscesssseecsseseseecesesssseecssesescscesessseseessussseseseseaeeg 5 210 CHOOSING A Press SENNO erriren sin anc din DEEE T A ar Ea E ae 5 2 Tne Press SSNS m Detailers ei eA ne Eea a OE aR E EN 5 o GENEI Me PIETEN enna E A rennet peter te 7 3 1 NAVIGATING in the PFO VIOW ccc caccceswssesdensstsnnenntestiientnsetatiantccwantndvesi yanaleig E a A E 7 A The Viewer WINGOW cise cte sense citicet secu oie tise ts clea aris neta E E E le eactaerades 9 CW 86S 1116 9 cee eee ree ee E E O E E EE E E A E 9 4 1 1 Separation VISIDIUIY ccc ccccsecsvsececsssecsvsesecscsecevsssessssesavsssesssssevsssesessssevssiesesstsevavieesstsecavieessenieearieen 9 4 1 2 Measure IK LISNSINGS siasio A T rE a NE
9. dering viewing speed up to ten times slower than when Anti Aliasing is turned off It is advised to only use the High setting on fast workstations Macintosh with a 1 8 Ghz G5 processor or higher Densitometer Mode This option lets you select the preferred resolution of the densitometer Following options are offered e Exact Ink densities will be measured with an accuracy resolution of 1 255 percent This corresponds to the 8 bits per pixel accuracy typically used by a Rip for outputting unscreened separations In other words what is measured will correspond exactly to the digital output of the Rip e Rounded Ink densities will be measured and presented with an accuracy of 1 Densities with a non integral e g 33 2 value will be rounded to the nearest integral value e g 33 lf Densitometer Mode is set to Rounded the values shown in the Ink Coverage palette will also be rounded Press Settings Folder allows to define the folder from which the Press Settings should be loaded If no folder is set up Viewer will try to use the default location DeskPack Container Settings Press If there is no DeskPack Container mounted or available then it will automatically switch to Users Shared EskoArtwork Settings Press on Mac OS or C Users Public Documents EskoArtwork Settings Press on Windows The Viewer installer will automatically create these folders If no Press Settings Folder is available e g the defined o
10. eflect what your Adobe Illustrator Document window does 3 a Densitometer see Measure Ink Densitieson page 9 Measure tool see Measure Tool on page 10 and Zoom tool see below 1 a Pan tool see below a Zoom tool see below and a Densitometer tool see Measure Ink Densities on page 9 2 azoom in and zoom out button and a field showing the current zoom percentage 3 the Refresh button 4 the Minimize button Zoom in zoom out To zoom in the preview pane of the Viewer palette select the zoom tool and just click and the view will Zoom in using the clicked point as center point To zoom out click while holding the ALT key pressed and the view will zoom out using the clicked point as center point ESKO screens You can also drag a rectangle to zoom in and the new viewport will be a closest match to the rectangle you dragged To pan the view hold down the spacebar and drag a line in the preview pane The view will move the direction and the length of the line you drag Note You can minimalize the user interface by selecting Hide options from the dropdown menu Viewer Press Settings Show Options EN GY YOUR MEAL WITH A QUICK amp TASTEFULEL ITALIAN FP Hide Trapping Layer s v Merge Similar Inks Show All Separations _v Show Technical Inks Se ai 806066 6 6 8 Viewer for Illustrator 4 The Viewer window 4 1 Viewing options Options particular to ce
11. electing Press Settings in the fly out menu 2 1 The Default Press Settings If no Press Settings Folder is defined in the Viewer Preferences a fixed setting will be used and you will not be able to change or create Press Settings See Viewer Preferences on page 18 In the list of Press Settings there is always one Press Setting called Default which you can edit but not delete You can select it by selecting it in the Press dropdown in the Viewer dialog and edit it using Press Settings in the fly out menu 2 2 Creating a Press Setting To create a Press Setting in Viewer Select Press Settings in the fly out menu Click New in the Press Settings dialog Enter the name of the new press setting in the New dialog Click OK A GO N 2 3 Copying a Press setting To copy duplicate a Press Setting Select it in the Press Settings dialog Click the Copy button Give ita new Name Change its parameters as you wish see The Press Settings in Detail on page 5 Click OK ah oO N 2 4 Editing a Press Setting To edit a Press Setting Viewer for Illustrator Select it in the Press Settings dialog Click the Modify button Change its parameters as you wish see The Press Settings in Detail on page 5 Click OK A GO N 2 0 Deleting a Press setting To delete a Press Setting 1 Select it in the Press Settings dialog 2 Click the Delete button 3 Confirm that you
12. ess Black 0 0 PR Pantone 485 c 0 0 Pantone 116 C 100 0 CECCI 5 371 0 A Note When the TAC value exceeds the TAC limit specified in the currently selected press settings a warning icon will be displayed next to the TAC value Note The percentages of technical Inks are not included in the TAC See also Technical inks in Viewer on page 17 4 1 3 Measure Tool 10 Measure tool helps you to measure the e Horizontal and vertical distance from the Adobe Illustrator axis zero point e Horizontal and vertical distance between first and second point e The total distance and the angle between first and second point To use the Measure Tool Click the Measure tool on the Viewer pallet 2 Click the first point and then click or drag to the second point on the Preview 1 The following details are displayed on the right hand side e X X axis e Y y axis e D Distance between the first and second point e W Width e H Height e A Angle x 47 799 mm W 96 625 mm Y 125 884 mm H 67 443 mm DB 117 834 mm A 34 9 degr Viewer for Illustrator 4 1 4 Scale Ink Densities When viewing a document containing very dark overprinting areas e g traps into dark colors it is sometimes difficult to examine the color composition of such areas in Viewer Therefore the Separations view mode offers a slider control to temporarily dim reduce the density of one or more selected separations For example setting t
13. he density value to 50 will reduce the actual density values of the selected separations by 50 when computing the composite RGB view e Select the ink s you want to dim in the ink list and use the Density slider or the edit field to scale down the density of the selected separations 4 2 separations The first viewing mode shows a list of all used inks Mode e n By default a separation is displayed in color In order to see a separation as it would appear on film you can switch to Show as Film Positive By switching to Show as Film Negative the visible separation will be shown in negative Note As both Show as Film Positive and Show as Film Negative are only useful on a single separation the Mode radio buttons are disabled if more than one separation is shown Highlight Transparency This will highlight all objects that have an opacity percentage a blend mode or an opacity mask regardless of what is underneath Overprint Highlight Overprint will highlight the areas where an overprint setting in the paint style takes effect Screening Conflict The Screening Conflict checkbox highlights areas where a screening conflict can occur They can occur if an object with transparency opacity mask opacity percentage or blend mode is overlapping on an object with another screening The PDF definition clearly states that screening is always taken from the topmost object even if that object
14. ighlight overlapping areas to detect situations in which Moire might occur e when the two overlapping areas have screening angles that do not differ 30 degrees e when the two overlapping areas have the same angle e when the two overlapping areas have different rulings e when the two overlapping areas have different dot shapes You can use the Ignore inks option to ignore inks that have e a density lower than a certain value e a density higher than a certain value e a Luminance higher than a certain value as in all those cases the Moire patterning will hardly be visible All these Moire Detection options are stored in the Press Settings See Define Press Settings on page 4 Note Technical Inks are not taken into account See also Technical inks in Viewer on page 17 4 9 lechnical inks In Viewer By default all technical inks are shown in Viewer and rendered as opaque inks You can disable Show Technical Inks in the fly out menu of the Viewer In that case technical inks will not be shown in the Viewer nor in the separation list However if a technical ink influences another separation e g if an object in a technical ink is knocking out the background this will still be visible Even when shown technical inks have no influence on the TAC limit Breakout or Moire Detection See Total Area Coverage on page 12 Breakout on page 16 and Moire Detection on page 17 Technical inks are also not included in the total ink value below
15. ion is active otherwise an Auto Align from view 6 5 Viewer Compare Preferences 24 You can open the Compare Preferences by choosing Illustrator gt Preferences gt Esko gt Viewer Compare Preferences on Mac OS or Edit gt Preferences gt Esko gt Viewer Compare Preferences on Windows You can define the resolution for the Viewer Compare previews either based on the document size or at a fixed resolution Based on Document Size will result in a low resolution for big documents so e g aligning will become more difficult when zooming in On the other hand a Fixed Resolution can result in a very heavy preview calculation if the fixed resolution is high and the document is large You can define if anti aliasing should be applied Viewer for Illustrator 7 Iak Coverage With Ink Coverage you can calculate the ink usage for every ink 1 Click Window gt Esko gt Viewer gt Ink Coverage to open the Ink Coverage dialog Ink Coverage Scan Current Artboard H I Process Cyan 23340 7 mm Wl Process Magenta 22147 0 mm Process Yellow 39037 3 mm MM Process Black 8859 2 mm E PANTONE 300 C 0 0 mm Ml PANTONE 7546 C 77383 0 mm E PANTONE 583 C 147468 4 mm E Close a 2 In the dropdown select the area you want to scan By default Ink Coverage is calculated on the Current Artboard 3 Click Calculate For every separation the size in square mm or square inch and percentage of the
16. ld actually print Enable Dot Gain In Highlights and specify the dot gain parameters e First Dot Prints As indicates the dot gain for the first dot Typical values range from 5 to 15 depending on the substrate The value is a job percentage that will print on an ideal reference press as dark as the first dot prints on this press e Range while the previous value measured the amount of dot gain in the highlights this value expresses how far this effect penetrates into the midtones Typically plate making is configured in such a way that the mid tones print like an offset press Note If you do not specify Dot Gain In Highlights you will not be able to use the following Viewer viewing mode Flexo Print Preview Limited Total Area Coverage The Total Area Coverage is the sum of percentages of the different channels on the same location A higher total area coverage means more of the various inks is printed on top of each other If you want you can specify the Maximum Total Area Coverage to specify the maximum amount of ink that the substrate can take on the same spot on your press Note Exceeding the Maximum Total Area Coverage for the press may cause drying problems unexpected color results and other problems Registration Error Specifies the average maximum Registration Error on your press If you enable this option in the Press Settings you can use the Registration Errors preview in Viewer to check whether your trapping is
17. n Alt Control click Windows or Alt Command click Mac the black pixels to use the densitometer tool and to measure the actual TAC amount in that specific area See Measure Ink Densities on page 9 To quickly see the maximum TAC in your document use the TAC Limit slider Move the slider to the right to use a TAC Limit value higher than that used by your current Press Setting The more you move the slider to the right the less pixels will typically be over the TAC Limit Note Technical Inks are not taken into account See also Technical inks in Viewer on page 17 4 4 Hexo Plate If you change the Viewer Preview mode to Flexo Plate a single separation by default the first in the list will be shown as a simulated flexo plate Note In this Preview mode only one separation can be viewed at a time Note Viewer uses the same technology as the Esko Flexo Tools for Photoshop 13 Viewer for Illustrator ENERGY RINK F First Visible Dot The Flexo Plate preview will use the First Visible Dot percentage from the press settings see Define Press Settings on page 4 Pixels with a percentage lower than the First Visible Dot percentage will be shown as areas without dots Pixels with a percentage equal or higher than the First Visible Dot percentage will be shown as areas with dots Plate Color The Flexo Plate preview predicts how clean your flexo plates will be Especially in very light or very dark areas y
18. ning two points one in each file that have to be aligned 1 Select the reference version of the file by clicking the icon oY 3 Indicate the ruler anchor point Select the Ruler tool Switch to the other version by clicking the icon or use Ctrl S The anchor point here in the red circle will be in a different location in the second file version 5 Indicate the point that should be positioned on the ruler anchor point here in the blue circle 6 18 mm L32 Click the Alignment button and select Align From Ruler The files are now aligned 23 6 E S K O x Viewer for Illustrator Note Depending on how precisely you defined the second ruler point you may have to zoom in and repeat the alignment procedure to align your files with more precision 6 4 2 Auto Align from Ruler Auto Align from Ruler is used the same way as the Align from Ruler tool but is more accurate at high resolution lf the details of the alignment points match the viewer will be able to increase the alignment precision and have a good alignment with fewer iterations 6 4 3 Auto Align Auto Align does not use the ruler but rather the currently visible view of the two compared images to attempt an automatic alignment For convenience a separate tool button is available to perform an Auto Align operation without having to open the Alignment pop up menu Clicking this button will perform an Auto Align from Ruler if a ruler select
19. ou could end up with isolated dots or holes on the flexo plate and those areas are difficult to hold on the plate or the substrate You can choose the plate color Cyrel Red Blue Green or Safran Yellow or a High Contrast Blue amp White to match the type of plate you are using 4 5 Hlexo Print 14 This Viewer preview mode shows the effect of highlight dot gain on the image Viewer for Illustrator This effect is equivalent to a curve adjustment To determine this curve the Flexo Print Preview will use the First dot and the Dot gain in highlights settings from the Press Settings see Define Press Settings on page 4 Going from light to dark e The Flexo Print Preview will display percentages below the First visible dot percentage as 0 e The First visible dot percentage will be shown using the First Dot Prints as percentage e Percentages above the First visible dot percentage will be shown darker e Towards the midtones this darkening effect will fade out until the Range value e Percentages above the Range value are displayed unchanged 4 6 Registration Error The Registration Error Preview is a simulation of a design printed with registration errors of a specific press defined in the Press Settings see Define Press Settings on page 4 It can be very helpful to see if trapping is applied sufficiently and correctly The Registration Error value is taken from the Press Setting you selected The separations are randoml
20. r default folder has been removed you will not be able to change or create Press Settings Viewer for Illustrator 6 Viewer Compare ool You can use the Viewer Compare tool to compare the active document with another document To compare the active job 1 Goto Window gt Esko gt Viewer gt Compare The Compare dialog opens and the name for the Current Document is shown Compare Documents to Compare Current Document file2 ai Cancel __ 7 Compare To file Lai Browse Compare What Entire Document 2 Select the file you want to compare the active document to e fyou want to compare it to an open document select its file name from the dropdown list e fyou want to compare it to a document on disk click the browse button and select the file 3 Define what to compare e all artwork e the current Artboard e only Trim Box or Media Box if they are defined e only the selected area 4 Click OK A Viewer Compare window will open showing a comparison between the two jobs Note If you have a Trim Box defined in the Illustrator job the Viewer Compare tool will only show what s inside the trim box 6 1 The Viewer Compare window The Viewer Compare window shows the two jobs and their differences and contains a number of tools and buttons to inspect these differences in various ways Move over a button with the cursor and the tooltip will indicate what it stands for Buttons with
21. rtain Viewer previews are grouped under View Options You can expand or collapse them using the triangle beside View Options The following options are available in all Previews 4 1 1 Separation visibility In the Ink list you can e Click the eye icon in front of a separation color name to show or hide it e Alt click an eye button to quickly hide all other separations and go in single separation mode Alt click the same eye button again to show all separations Note If Show Technical Inks in the fly out menu of the Viewer is enabled Technical Inks are also shown in this list See also Technical inks in Viewer on page 17 4 1 2 Measure Ink Densities e To use the Densitometer select Separations from the Viewer preview list and click in the Viewer preview window while holding down the ALT and CONTROL key Windows or ALT and Command key Mac The densitometer will correctly measure through linework and images even placed DCS2 multichannel images that normally cannot be measured in Adobe Illustrator Viewer is compatible with Xinet fullpress and Helios OPI systems and is able to show the high resolution images stored on the OPI server The densities are shown to the right of each separation The total density of all inks on the point that is being measured the TAC value is shown at the bottom of the separation list Viewer for Illustrator Process Cyan 76 1 Process Magenta 100 0 _ Process Yellow 34 9 E Proc
22. sufficient to compensate for possible registration errors on the press Moire Settings In the Moire Detection settings of the Press Settings you can define the default values for the settings in the Moire Detection window For more info on the different settings see Moire Detection on page 17 Viewer for Illustrator 3 Generate the Preview Before you can use Viewer you have to generate a preview of the current document based on your specific Press Settings After you make changes to the document you need to update the preview This is reflected in the Viewer palette the Generate button changes to the Update button e Click the Generate or Update button to render a Viewer preview on your computer The preview is displayed in the Viewer palette once the rendering finishes You can also use the shortcuts e Command option V Mac or Control option V Windows to open the Viewer window e Command shift 7 Mac or Control shift 7 Windows to generate update the Viewer preview 3 1 Navigating in the Preview The Viewer window shows the preview of your document in the left pane and the list of used inks in the right pane of your Viewer palette At the bottom of the palette you will find ee BFS LE 2 1 a zoom in and zoom out button and a dropdown menu with several zoom percentages and two extra zoom factors fit artboard and fit graphics 2 azoom link button When in link mode the Viewer window will r
23. total surface is shown Note By setting the Densitometer Mode to Rounded in the Viewer preferences the values in the Ink Coverage palette will be rounded off 4 Click Save as XML to save the result of the Ink Coverage calculation into an XML file 5 Click Close to close the Ink Coverage dialog Note Technical inks will not be presented in the list nor in the exported XML 25
24. y shifted In fact all separations are moved exactly the distance of the Registration Error but all under a random angle lf you want to see another random registration error simulation click the Simulate Again button 15 4 Viewer for Illustrator In the example above you can see a small area of a job in regular preview left and with registration errors right In this case you can clearly see no trapping was applied so white lines appear at the registration shifts 4 Breakout 16 A Breakout is an area where the percentage of a single separation is lower than the First Visible Dot value This can be used to track areas that won t show up on print because the values are too low Your printer should provide you with the First visible Dot value The First visible dot is set in the Press Settings see Define Press Settings on page 4 When switching to Breakout mode the preview will be dimmed and all areas where a single separation has a value lower than the First Visible Dot value but higher than 0 will be displayed in highlight color You can measure the actual percentages in that specific area using the densitometer see Measure Ink Densities on page 9 Viewer for Illustrator Note Technical Inks are not taken into account See also Technical inks in Viewer on page 17 4 8 Moire Detection Moire Detection allows to detect possible screening problems Moire in the file You can set the options to h
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