neoStampa - Inèdit Software SL
Contents
1. 05 6 1 REVISION veces 6 2 Profiling mode 6 3 Balance oe 6 4 Black Start wc 6 5 Body light 6 6 Body dark 6 7 Ink limit method 6 8 BlackOptimizer 6 9 Shadow dot gain 7 Printer profiling reeerrreeereres 7 1 Select target file Tie ad pie 7 3 Measure eeeieeeeeernnn TA DOE CAGE zi ao ti ak at a kn a ak tk a ai kal kol kk kk one kk ia ba tak e ask 7 5 Export data 7 6 Smoothing amount CO N NOOA HS 11 ii 11 11 12 13 15 15 17 17 18 21 23 23 24 25 25 25 27 27 27 28 28 28 28 29 29 29 30 30 31 31 32 32 32 7 7 Generating THE profile sarrien kal anko afin a a i FB AGG PA ALE FOU SA ik n tata a A A 7 9 Gamutand guality VIEW ei ei knn a ta n ee ea enna eee 8 Workflow 8 PC iana ka ti kt re ee ee ren eee A GONE NI S ese ie eksitan ti n a a ta n a a a kk n t a a a a a e Ka ii A 8 3 SCN M IO CIID Feray ta ti ati n et dade Cede veteran at Pl kk ka kk e oka maten kek ae n fi a n 8 4 Finish 32 33 33 34 35 36 36 37 1 Introduction With this Wizard 8 you can print different kind of test charts in order to control and set ink amounts linearization curves and maximum ink limits as well as printing an ICC target and create an ICC printer profile The very important difference from neoStampa 7 calibration wizard is that this new version offers a better control of the ink limit and ther2. recommended for all types of inkjet printers It has however some drawbacks specially with n level printheads as the nozzle can suffer from stress Diffusion v2 This raster is based on a Smooth Stochastic matrix but adds some error diffusion to the final raster In terms of performance this method puts holes into the regular matrix in order to give time for relaxation to the nozzle in order to prevent the previously mentioned stress factor The raster method is homogeneous as the first one but since certain dots are removed it might be that the dot placement does not look as perfect as with the Smooth Stochastic 3 3 1 Raster Settings The option Dithering unfolds a drop down list Dithering Diffusion v2 x Floyd Steinberg Floyd Steinberg 2 way Floyd Steinberg smart Stochastic EX Stochastic Smooth Stochastic Diffusion Ordered Halftoning The button with three dots on the right of the list allows to set different types of dots which we explain following Error Diffusion Dithering Ins l Variable dot settings Disable large dot Fast dry mode VI Disable small dot In black ink only Maximize small dot usage Smoothness Scramble dots 1 0 00 Yo r Reduce Max L x ji cae 15 Disable large dot If you have a delicate media that cannot pick up a lot of ink disabling the largest dot available with 2bit 3 or more level printheads only can help It can also help if
3. 00 cm J Beoeo eiel Scaling 100 00 t ay iia Channel color 42 00 am x 29 70 am v Print statistics and settings information Ok Cancel 7 3 Measure You are now ready to measure the target Make sure you select the same target file that you have previously printed and click on the Measure button to open the measurement dialog and to connect with the spectrophotometer E E BEBBHESHEaSE S amp S BEBHasa one n n E Eun Gi EEEE EEEE EENE SBBBBBABB SE NNNNrn HR BS 31 When you finish reading the target hit Ok to close the measurement dialog and you will see that the Generate button becomes selectable 7 4 Import data If you wish to Import a previously stored measurement you can use the Import button to do so Note that the CW8 will check whether the data content corresponds to the correct reference file e g amount of patches etc 7 5 Export data You may need to Export data for example if you d like to create an ICC profile with an external application such as ilProfiler CW8 creates CGATS which are measurement files that are compatible with most ICC profiling software Select the ilProfiler format if you want to generate the ICC profile with i1Profiler software 7 6 Smoothing amount With this option you can specify a certain amount to smooth out error measurements although much of it is avoided by choosing to do
4. 204 191 191 191 51 153 153 204 0204 n n 51 28 12 26 28 44 62 93 94 5 54 2L12 11 19 20 34 38 77 68 55 46 22 10 31 26 16 48 19 26 21 52 43 0 61 7 08 27 17 61 61 18 34 8 88 27 04 40 63 82 76 16 48 20 57 80 92 28 36 29 87 27 02 12 29 69 55 67 63 18 83 2 73 7193 0 26 4 00 28 03 27 84 35 87 39 20 64 66 24 42 7 63 8 48 15 94 26 63 25 02 43 24 93 62 5 55 2L59 9 60 21 45 41 20 68 63 45 99 10 68 25 93 48 57 27 70 51 61 0 47 7 53 27 15 65 45 18 72 6 73 30 28 44 50 83 03 16 39 20 77 80 96 28 46 27 48 26 71 12 82 69 71 67 03 18 55 2 60 l 71 41 0 33 4 22 27 18 27 79 34 66 38 42 65 41 23 60 5 2 8 79 18 67 If the obtained deltaE are larger than desired you can now proceed to generate a new profile pressing the Generate button and once you have it Embed the new profile into the schema Re Profiling If the obtained DeltaE results are larger than desired you can generate a new profile This tool re profiles your previous ICC profile using a combination of the initial measurements and the measurements from the control strip For the best result it is usually recommended to print a normal ICC target with 1500 patches or more 95 Yo 95 Yo 100 Embed the new profile into scheme Cotton Reactive 720 x720_141202_reprofLicc Cotton Reactve 720 x720 141202 Finally press Finish and a last dialog will pop up where you can give a new name to the schema Enter a name to id
5. Black start 33 Body light 83 Body dark 100 Ink limit method Smooth w BlackOptimizer Iv Shadow dot gain 10 w 6 1 Revision By default CW8 will automatically select the latest color separation technology in the revision list The latest revision usually delivers the best result for each specific ink combination We recommend not to change the revision unless specifically instructed by your distributor or by In dit 6 2 Profiling mode The default profiling mode for neoStampa is RGB profiling The profiler included in CW8 optional license that creates the ICC profile will only work if RGB is selected In addition to this all configuration parameters in the black generation will only be available with RGB profiling mode 27 The CMYK profiling can be used if the ICC profile is created with an external profiler that can create ICC CMYK printer profiles The black generation using CMYK profiling can be defined in the external profiler usually 6 3 Balance The Balance parameter allows to increase or decrease individual inks to balance the black generation combination using Black Addition or GCR Since the profiling process will correct irregularities in the balance between inks the Balance option is not really required and the values should be left at 1 0 In very rare occasions a certain ink may be much stronger or weaker in relation to others and can be corrected here The resulting curve will be d
6. and settings information Ok Cancel 17 To evaluate the test chart in textile media make sure that it is washed and steamed before Then where it Starts showing bleeding proceed to cut the Inks 4 2 Step 2 Single Ink Cut In Single Ink Cut you are able to cut single ink limit Therefore you need to print a CMYK plus light inks test chart with gradient of O 100 Ink cut limit just for the main inks no lights as shown in screenshot above Channel color STEP 2 Single ink cut K 100 C 100 M 100 Y 100 c 33 m 33 k 50 g 25 Test file print to cut the single ink limit ii U i p I H LI B 18 Once again before the actual print and measurement a window opens with a preview of the chart where Width 61 60 cm Mirror _ Landscape Horz pos 0 00 cm e Cut Sheet 20000 00 am Vert pos 0 00 cm Copies 1 YO Monde Aa Scalina 100 00 VI Cut Sheet at End vi pe Channel color Black MM Black Cyan i cyan Magenta J Magenta Yelow M Yellow 05 E orange 06 Mi Green 07 MM Red 08 HM Blue 30 04 cm x 19 03 cm IV Print statistics and settings information Lo you can adjust parameters ink channel print direction position orientation page setup Linearization for full ink set CMYK cmk g as seen in screenshot below When the above parameters are Set press Ok to p
7. mode calibrations Version 7 default Depending on the device you use the options for Transparency Zebra ruler or UV filter will be activated or not The Color management option in this window allows to select whether to work with the previous neoStampa 7 profiler set by default or the new neoStampa 8 one 2 3 Action selection There are three options in the Action selection field The two first ones are described following The first is to Start a new calibration in which you need to fill in the information as for Media name Ink type and Quality In dit recommends to include all this information as your schema will be easily identified Anyway the name of the schema can be changed later on Action selection Q Start a new calibration Media name Cotton Ink type Reactive Quality 720 x 720 w Advanced Legacy mode backward compatible with older application versions Scheme Cotton Reactive 720 x 720 141202 Legacy mode when activated will use older profiling versions of neoStampa The second option is to Continue and existing calibration Just open the drop down list and choose the one you need allow to see the already completed calibrations Continue an existing calibration Scheme Cotton_Reactive_720 x 720_141202 w Show already completed calibrations 2 4 Check printer and or profile consistency This function is new in respect to the Calibration wizard 7 This is a very usef
8. three measurements of each test file as the CW8 has newly incorporated Broadly speaking the more you smooth a profile the less precise this will be so smoothing should apply only if the global precision of an ICC profile is maintained and the most important aim is to achieve smoother gradients in printing None The options for smoothing are in general terms None should be used when measurements are good as with paper Few can be selected for stable readings on dense low structured textiles Normal would apply with unstable measurements on structured textiles finally High is only to be selected for extremely structured textiles like towels This latter is not recommended to use as it implies heavy Smoothing 7 Generating the profile After you have measured the target the Generate button will become available Select first from all the above parameters and then click on this button to generate de ICC RGB printer profile A window will pop up to ask how you d like to name the profile It is recommended to give the same name to the profile that you gave to the complete calibration to avoid confusion You can also specify where 32 you d like to save the generated profile typically in the desktop since you can easily distribute if from there or within your profile folder 7 8 Add profile to list Once you have your ICC profile generated this will appear on the profile list automatically Printer profile
9. want to use any of those copies press Restore and selected it from the given list Select the backup file that you want to restore 000_zipi cpz z 000_zip0 cpz 000_zipi cpz 000_zip2 cpz 1000 zip3 cpz 36 8 4 Finish The last step will be to Finish the calibration by clicking on this button You will be prompted to give it a final name to complete the calibration Scheme name Enter a name to identify the generated printing scheme Cotton_Reactive_720 x 720_141202 ok ji cancel Once the Wizard is closed if you want to use the schema created you will need to open the Printer Schema manager and click on Browse to locate the calibration Printer schema manager x None w la n If no other routes have been expressly selected the usual path is neoStampa 8 Color Printername Calibration name After that your new calibration will automatically become available in the schemas list in the Printer schema manager We hope this manual has been useful to you If you think the contents can be improved in any way you can send your suggestions to quality inedit com In our web www inedit com you will find further support materials such as video tutorials apart from all the information of the programs and solutions of In dit 37
10. 5 y 100 Peak of the curve 50 00 For all intents rn Cancel You can place the same ink into different slots multiple times If you do so the Double Ink button is activated and lets you specify the behavior of those inks 12 Channel Toggle between the multiple inks For each ink you can set an individual curve behavior The use of multiple inks is basically to make the total color get darker or more saturated Setting different behaviors for each channel enables special effects such as minimizing dithering in lighter areas A consideration in this software based approach of multiple inks lays upon the fact that certain printheads are more used than others Finally the combination of multiple inks including all the set parameters are linearized as one new ink We recommend that at least one channel should be linear and that you should NOT change the parameters after you have linearized the combo View curve It presents the behavior of the curve for the selected ink Make sure that it looks smooth if you want to obtain homogeneous results You can change the Start Body and End by increasing or decreasing the values below e Start This value defines where the ink starts 25 means that the selected channel will not print below 25 of original coverage e Body This value defines where the ink starts You can try different values to evaluate which ones are the most suited to deliver a smooth shape 75 is a good va
11. PDF PostScript 8 1 Test print With the Test print option you are able to choose a test image and check the profile and print quality Test print Select the test file that you would like to print Inedit PrintTest v1 2 tif BO Print With the plus button you will choose the file you need from your computer Once selected this will be included in the drop down list To test the image you like just press Print 35 8 2 Comments Quite self explanatory an empty area to include Comments belonging to the calibration is available Printer schema manager Cotton_Reactive_720 x 720_141202 a Add J Save as I Remove IT Print mode 5 ink fe Color BI advanced A PDF PostScript E Dimensional Correction 0 000 Length 0 000 Full page mirroring m m Full width ripping Information Log Media Cotton Created Ink Reactive Finished 18 12 2014 9 33 26 8 0 0 21218 Madified Inputdefaults V Legacy mode calibration Those will be seen when you open the Advanced tap of the Printer schema manager 8 3 Schemas Backup In the Printer schema manager window above at the bottom there are two buttons for you to save copies of the schemas created generated by the Backup button En l Bee You can name and Save your copies which will be stored as zip files A Created backup 000_zip0 cpz Whenever you
12. ation preview 28 The default value for Body dark using Black Addition is 100 The default value for Body dark using GCR IS 66 6 7 Ink limit method neoStampa includes two methods for ink limiting Smooth The default method provides an intelligent ink limiting without clipping behavior in heavy ink load areas It optimizes the ink amount in extreme areas to provide smoother behavior of gradients but sacrifices 2 3 of gamut Clip The clip method just cuts down the exceeding ink to the defined value Although the gamut might be 2 3 larger in these extreme areas it is possible that gradients in very dark areas are not as smooth as with the above method 6 8 BlackOptimizer This function improves the gamut behavior in colorful areas when moving towards saturated dark colors Since specially in digital textile printing the regular GCR method doesn t always directly make a color darker but turns it duller and sometimes even lighter an intelligent analysis of color to dark is required to improve the combination of colors in the black generation BlackOptimizer does this analysis based on whether a color is already dark and therefore uses less GCR to get darker It is recommended to leave this button always on If you encounter some dithering from color to dark e g if the black ink starts too early it might help to switch the function off although it might make the printer gamut less linear 6 9 Shadow dot gain A
13. dition or GCR Note Do not use extreme combinations such as K100 C90 M90 YO since you might encounter other problems that are not seen in this chart e g light fastness steaming stability etc We recommend to use a combination containing all values such as K100 C60 M60 Y30 or K100 C30 M30 Y30 for stability purposes 25 Of course only select a Rich black if the combination is really better than the black only since you will increase the ink amount leading to higher production costs Fill the determined values into the fields You can only use Rich black in combination with Black Addition or Gray Component Replacement method 26 6 Advanced settings The advanced settings of black generation are provided format experienced users only Usually using the regular black generation window will be sufficient to get a high quality profile Advanced settings allow to fine tweak or control certain printing environments but it can also lead to wrong results if not used properly Proceed with care and use the default settings whenever possible Here is the window that opens when selecting Advanced settings Hueman V2 mn an Separation module Profiling mode Revision v RGB Default CMYKORB_v3 2 hml CMYK Black generation Method Black Addition w Rihblak 0 o amp 530 amp 10 53 jo zo E M Y K ie B R Balance 1 00 1 00 1 00 amp 1 00 l 100 1 00 l 1 00 l Curves control
14. dot gain can be added to improve overprinting of colors also in darker areas An insufficient saturation in dark areas is sometimes caused by an intermediate ink limit behavior which causes a bump between absolute ink limit 2 mix colors and the relative ink limit set in the RIP e g 240 A regular dot gain is usually applied to all colors but from the CIELab point of view the linearity is not given anymore The Shadow dot gain parameter adds a dot gain only where is it required in already saturated colors to counteract the bump effect The default value of 15 is a good balance between improving the bump effect and laying down too much ink but mainly depends on how heavy the colors have been linearized The Early black improves the gradient and linearity from dark saturated to dark unsaturated color affecting the black ink directly in normal cases and should be switched on by default Switch it off only if you experience strong jumps in dark unsaturated areas from the black ink or arich black combination 29 7 Printer profiling This is the step in the calibration process where the ICC profile is generated After completing the hueman v2 black generation window you will get to the printer profiling one when hitting next Remember that this option is only activated if you have purchased the license to generate ICC profiles so if you don t have it you will not access this last window Select the desired profiling target referenc
15. drop technology are diffused into each other A value of 6 9 delivers a good balance between quality and stress reduction to printheads with variable dot technology If you go lower than this value there can be too much noise in the result and the print out will go grainy We recommend a value of 7 if you encounter such a firing stress problem Note that changing to Diffusion v2 or changing the amount of Smoothness requires re linearizing the printing conditions Dot multiplier This value must be left at 1 We recommend NOT to change it 16 4 Absolute Ink Limit Single Ink Limit and Linearization To complete this window of the Wizard there are three very important steps that need to be done and they need to follow an order 4 1 Step 1 Ink Limit In Ink Limit you are able to print up to a 300 of ink to find the best absolute ink limit for your media on the test file Before the actual print a window opens with a preview of the charts where you can adjust some parameters ink channel print direction position orientation and page setup Print configuration Position and orientation Page setup e i idth 61 60 cm s Portrait m Mitan Width Landscape Horz pos 0 00 cm Roll C Cut Sheet 20000 00 cm Vert pos 0 00 cm Copies 1 V Bi directional Print on V Cut Sheet at End Channel color Black MM Black Cy Mi cyan Yelow P yellow 30 00 cm x 21 61 cm V Print statistics
16. e file and push the Print button After that take your spectrophotometer and push Measure to read the target Venn v Po Zaoa gerana RGB 2250 patches Smoothing Profiler log Generate Printer profile selection Import and select the desired printer profile to be used in this scheme Cotton_Reactive_720 x 720_141202 7 1 Select target file In order to print a target for your spectrophotometer select from the drop down list the appropriate target Small Medium Large Very large Custom For a high quality profile you should print at least 1500 patches for paper prints and 2250 for textile prints neoStampa 8 ak Printer profiling Select the desired profiling target reference file and push the Print button After that take your spectrophotometer and push Measure to read the target RGB 2250 patches Pote log Custom 30 Then choose the device from the drop down list Very large w i1Pro 2250 RGB Zebra ti2 Generate SpectroLFP_8_2250_RGB ref 7 2 Print After you have selected the right target use the Print button to print out the target file on your media As with all charts you have to steam and wash it or have it dry for a couple of minutes paper printing Configure the Print of the target first Position and orientation Page setup Portrait Width 61 60 cm Roll Horz pos 0 00 cm Cut Sheet 20000 00 cm Vert pos 0
17. efore better dark and light transitions and in some cases larger gamut This Wizard 8 also offers the option to check existing calibrations without having to go through the whole process of measurements In this User Manual you will find descriptions of the options that the Calibration Wizard offers and extensive explanations as of various processes and aspects involved in this complex process 1 1 Starting the Wizard Access the Calibration Wizard 8 from the Printer Schema Manager in neostampas 8 upper bar on the main window frs neoStampa 8 Tulips jpg we File Edit View Tools Window Help X 0 0m 8 20 32cm 4 100 00 5 iasi y 0 00m 5 a ll IB 27 09 cm 100 00 53 A a Y PRA a sync F textile Printer TCP IP 192 168 0 1 9100 v a fif RIP D The Calibration wizard button is at the bottom left corner of the Printer schema manager Printer schema manager None w Add Save as Remove II Print mode at ink fie Color Bl Advanced A PDF PostScrit Mode 8 Color X Quality 720 x 720 v Resolution 720 0 x 720 0 dpi Bits per pixel 2 bpp Dot type Variable 2 V Bi directional Print E Cut Sheet at End Advanced Dithering Type Diffusion v2 w ka The program opens at clicking on the Wizard 2 Print Configuration In the first window of the Wizard you are required to introduce the most basic information for the cal
18. entify the generated printing scheme Cotton Reactive 720 x 720 14120 x ji can 10 3 Print Parameters Establish color specifications such as for Color mode Print quality and Dithering in the second window of the Wizard ow neoStampa 8 kola Print configuration Driver Textile Printer Connection TCPIP TCP IP Network vil Quality 720 x 720 Advanced Ditherina Diffusion v2 us 720 x 720 150112 Previous Next 3 1 Quality Quality is usually printer dependent and is provided by the driver specifications of each printer In the Advanced button next to it you can see and change if necessary printer specific parameters such as single or bi directional printing number of passes etc Also here the content of this window is driver specific 3 2 Color mode The Color mode is selected from a drop down list The available selection depends on the printer specifications 3 2 1 Set color Order Press the three dots button on the right of Color mode to set the color order for the selected mode Apart from that you can also set other parameters such as multiple inks or special colors from the window that pops up 11 Custom inks setup Sen Color Ink name MM orange Set color mode MW cyan MM slack Print color order I Yellow MM Gray MM Blue a MM Red Multiple inks with same color MM Magenta Special colo
19. ermine which combination of inks provide the best black as well as it prevents dithering of the black ink in the light areas in case you don t have any gray ink in combination hueman V2 Black generation Default Black only w 7 BlackAdd CMYK psd Cotton Reactive 720 x 720 141202 5 1 Method hueman v2 Black generation provides 3 methods to generate the black ink e Default Black only This method is recommended if you have a very good strong black ink in your printer and if you also have a gray ink light black that prevents dithering from the black ink in light areas In this case the black generation will be black only Default Black only consumption of inks metamerism dithering Stability on PostProcess 23 e Black Addition This method is recommended if a combination of inks is better than your pure black ink only and if you also have a gray ink light black in the printer to prevent dithering from the black in light areas Here the black generation will add the defined values of the additional inks to improve the overall darkness of the result You can use the Print button to determine whether a combination of colors including black is better than the black ink only Black Addition consumption of inks J metamerism dithering stability on PostProcess e Gray Component Replacement GCR This method is recommended if a combination of inks is better than
20. eset ColorBoost Saturation Standard Perceptual Full page mirroring ColorBoost Saturation Mirroring is usually used for transfer In this window you have the option of applying Full page mirroring which will obviously change the whole page Input defaults displays a new window E Input ICC profiles RGB Adobe RGB 1998 CMYK Euroscale Coated v2 GRAY Black Ink ISO Coated Use embeded ICC profile in the document L Proofing Adobe RGB 1998 Method Absolute colorimetric Color precision E Design orientation and mirroring A lgl gt RA ox cane 34 By default Input ICC profiles is not activated as changing them may completely change the colors you will print The same goes for Proofing This consists of obtaining from our printer the results which would be obtained using another printing system Please refer to point 5 2 of neostampas manual to understand the main rendering intents offered Also beware in the above window if you are going to use the Design orientation and mirroring options because if you have already selected Full page mirroring in the previous window these buttons will now double the effect Full page mirroring and Input defaults provide the same setting options given in the Printer schema manager in the Advanced tap Printer schema manager lt a Browse Add Save as Remove JT Printmode at ink fia Color El Advanced a
21. ibration ele Printer selection Driver Textile Printer Connection TCPIP TCP IP Network a Action selection Start a new calibration Media name Ink type Quality 720 x 720 w Advanced Scheme 720 x 720 141215 Legacy mode compatible with older application versions Continue an existing calibration Scheme 720 x 720_141202 Show already completed calibrations Check printer consistency and or re profile 720 x 720_141202 The buttons at the bottom apart from Configure allow to move through the different windows of the Wizard and to Exit the Calibration whether saving it or not lt Prev new 2 1 Printer selection In the upper part of the window are the settings of the printer you want to make the calibration with Ge neoStampa 8 Printer selection over a Connection TCPIP TCP IP Network tan Hitting the square button with three dots will allow to add a printer to the list of printers that you already have 2 2 Configuration of the spectrophotometer At the bottom of the window as we have seen there is the Configure button which will open the window to set the device you are going to use for measurements Settings kl Measurement device Setup the instrument that you have and the reading mode Device x Rite i1 Pro w COM 1 Transparency Manual mode Zebra ruler Test Use UV cut filter Color management Profiling engine for legacy
22. isplayed in the Black generation preview on the right of the window 6 4 Black start The curve control area allows to specify certain conditions on the curve such as Black start Body light and Body dark The Black start sets the start position of the black ink to the defined value The default value for Black start using Black Addition is 33 It means that the additional colors to achieve a richer black will start to enter after 33 and will reach the specified value at 100 Below 33 only black ink including gray will be used The default value for Black start using GCR is 10 This means that below 10 of 2626black generation no black ink will be present but instead it will be replaced with a combination of C M and Y inks This is to prevent dithering of the black ink if no gray ink light black inks is present in the ink set 6 5 Body light The Body light parameter shapes the curve in the lower area of black generation The ideal value is experimental but should result in a smooth and regular total curve shape which can be seen in the Black generation preview The default value for Body light using Black Addition is 83 The default value fro Body light using GCR is 33 6 6 Body dark The Body dark parameter shapes the curve in the upper area of black generation Also here the ideal value is experimental and should result in a totally smooth behavior of the final curve as seen in the Black gener
23. l mask neoStampa will create a flat color underneath the image whenever a pixel is present with Photoshop always with Illustrator or CorelDraw whenever an object contains a color information such as white Note that the full mask generation is only done if the image is in Grayscale RGB CMYK or LAB but not with multichannel files So when printing linearization targets the full mask will not print Shadow mask neoStampa will create an intelligent grayscale mask under the image information according to Its color intensity and color darkness Usually this mode is used when printing white ink e g for T shirt printing Note that the Shadow mask generation is only done if the image is in Grayscale RGB CMYK or LAB but not with multichannel files So when printing linearization targets the shadow mask will not print but it will be generated when printing the ICC target Fill ink This method is usually used for penetration liquid or for a fill up ink such as dilution inks or similar The penetration liquid is provided by several ink suppliers with the idea of helping inks in lower percentages to penetrate through the textile media The fill ink method needs specifying an Intensity and Minimal value explained underneath Put ink in white pixels Usually white pixels do not require a penetration liquid or dilution ink since the area is not printed anyway which results in ink savings In certain printing environments e g carpet printi
24. lue if Start s at 25 and End at 100 e End This value should usually be set at 100 since the idea is to get darker color Note however that in some cases you might have too much ink and you may have to reduce it in the ink cut procedure which will be explained further on in this manual 3 2 3 Mask If you have special inks loaded such as a penetration liquid dilution ink mask or white inks you can set parameters for this in the Mask channel settings window The Mask button becomes available when you select one of the following inks Mask White background Dilution ink r m A Custom inks setup 23 Mask channel settings gt Color Ink name Ok Mode MM Slack Cancel Get from alpha channel MM cyan Full mask ET M ta zen Shadow mask DO Yellow m MM Orange Fill ink MM Green Vi Put ink in white pixels MN Red Dilution ink Mask Intensity 100 00 hueman Multicolor Minimum value 0 00 Engine Version 2 z _ Cancel Inkset CMYKOGR CMYKORG 13 Following find explanations for each of the options available in this window Get from alpha channel As the name says the image to print requires an additional Alpha channel added to the image e g manually created in Photoshop The ink then uses the channel information to print the content Depending on the printer the ink will be printed in a separate pass or simultaneously with the other inks Ful
25. neoStampa 1 Introduction vweverrerreerteerenn 1 1 Starting the wizard 8 vciccecccccccccccceccceccececceeeveesueeeseeuseeuaeeeeceeneeeaeeuaneeeneueneevanennnnes 2 Print configuration ees 2 1 Printer selection 2 2 Configuration of the spectrophotOMEteT 20 ccccccccccsececeeceeeceeeeeeeeeeseveuseeneesnensees 2 3 Action selection 2 4 Check printer and or profile CONSISTENCY cccccsccccccccececeeecscceeeeaceeevesseaneeneseensds 3 Print parameters escasa 3 1 Quality cee 3 2 Color mode 3 2 1 Set color order Lwt tit tttattaattaatt a aaaa atanta aa aaa ataaat aaa ataaataaeteasaneanasessrananaoone 3 2 2 Double ink 3 2 3 Mask oe 3 3 Dithering esae DAN Raar oa Ha dope tata a afe ka ea aa A t e kn e a e io e ee 4 Absolute ink limit Single INK limit and Linearization iveetteettertteerteartaasaeerannssonassonoonnoon 4 1 Step 1 Ink limit 4 2 Step 2 Single INK CUT w tt tett tett ata tet aa aaa tata taa arete aaa ataaataaaaraatanaaaaaassaneonaseaannn 4 3 Step 3 Linearization oo ceccceccccccceccecececceececeueceeecceeeueeeaueusueeueeeeeseaueeneaueneeeeanaevans 5 hueman v2 Black generation cceccecccccccceccceeeccecseceeeeeeeeeeceeeceeaeeeueveeseceeeeeuvaeeeaeceeenentanes 5 1 Method secsec 5 2 Patch file ec 5 3 Add function SA PAL siririna SWA RIADI K etone titit pitye athe ek n tnd E stil te tis eya ei ta ra 4 6 Advanced settings
26. ng using Zimmer ChromojET800 this check box helps to create a blocking area around the colored image using dilution ink to prevent colors from bleeding into non printed areas Note that white pixels refer to an image information with an object containing no color with Photoshop always with Illustrator or CorelDraw whenever an object is found containing a white color Intensity The Fill ink method will fill up with dilution ink whenever this specified value is not reached by the absolute amount of other inks in the ink set So when you print 10 Cyan 25 oMagenta 309oGray the absolute amount of ink will be 65 In this case neoStampa will automatically add a 35 of dilution ink for better penetration Minimum value Specifying a minimum value for the Fill ink method adds a certain amount to an absolute ink amount in any case Scenario If you set intensity to 100 and the Minimum value to 10 and the absolute amount of ink of 25 Cyan 35 Magenta 75 Gray exceeds the 100 of specified Intensity then neoStampa will add another 10 on top of it This will help the ink to penetrate even more but can also cause a certain amount of bleeding if applied too much This value should be used with care 14 3 3 Dithering neoStampa 8 provides different raster methods Two of them are the most common to use Smooth Stochastic default This raster is a matrix based method that places the dot matrix in the most homogeneous way and it is
27. order in the Print window We recommend that you put at least 4 spot channels and name then with Cyan Magenta Yellow and Black so that CW8 can auto assign them to the proper ink channel Note that the multichannel file is a special color mode in Photoshop and may not contain CMYK or RGB color channels on top Save them in psd format 5 4 Print Print the selected chart for visual analysis In digital textile printing you should steam and wash the chart since you want to see the final result as with all charts except with the ink limit charts in most scenarios a 5 hueman ENS P dal syon lt zO yon Z2OK Enn lt zEO On ager arer ap n gnon agor agx agor gR ayer syon P dak SFO EOm syon EOm syon w Jak pon ap n In gon An ayer lt y ap n a daki pon yon on yon on Enn ZOUK on lt 2 The default charts contain different combinations of black with the other process colors In the center of each patch you ll find the 100 pure black ink Around the center is 100 black plus the combination of inks with the values noted aside If you really find a black that is better outside than inside better darker and or more neutral etc you can use these values to fill them into the Rich black fields 5 5 Rich black In the example above the red circled patch has a better black outside than in the center We will use K100 C60 M60 Y60 for the Rich black fields for either Black Ad
28. ow to Print the target and measure it As in all Prints in the Wizard you will be able to configure it before Position and orientation Page setup Portrai 61 60 L a E Mirror Width Landscape a Horz pos oom L Roll CutSheet 20000 00 m Vert pos 0 00 cm j a 1 Ea a Bi directional Print z SOS l_ Cut Sheet at End _ Advanced 28 65 cm x 9 52 am Print statistics and settings information When the reading is done you will get the compared DeltaE results Compare against measurements from initial profile or a previous measurement Cotton Reactive 720 x 720 141202 icm 7 RGB 738 patches And if you wish to see all the compared colors click on the View all results button Target comparison results en 1 RGB LAB LAB dE CIE2000 0255 255 23 79 4 67 72 17 NM 28 24 5 65 72 23 0 713 0255 153 25 99 34 34 36 51 MN 25 23 35 66 34 69 204 204 204 76 23 0 33 3 15 75 77 0 34 3 25 0 51153 9 17 23 81 43 78 7 80 25 17 45 22 255 51153 49 95 74 87 43 44 50 05 75 69 42 10 153 153 255 49 28 13 32 47 40 49 35 12 59 47 12 204 51 0 49 23 54 99 62 59 48 75 54 88 63 50 166 166 166 62 03 0 36 5 99 60 94 0 43 6 11 54 64 64 23 60 0 53 8 98 22 74 0 13 9 28 255 51204 50 04 76 42 28 92 50 14 77 06 28 18 FE ES eS ie Bb Sth 0 204 153 255 255 204 51 51153 153 255 204 153 51255 140 140 140 0204 0 0 0204 204 255 255 204 255 153 51 153 255 204 153
29. rint the test file Then press the Measure button and connect the spectrophotometer Follow the instructions for the specific device you are working with Notice that the Calibration Wizard 8 offers the possibility to get 3 measurements for each print This is useful when for example the media is rough and we want to get much precise results The Wizard will produce average values from the 2 or 3 measurements Notice also that the data for this measurements and of each reading can be Exported with the bottom left button on the window and if necessary they can also be Imported Ok Cancel 19 When you finish the reading the Densities and Ink cut dialog will pop up The Wizard will perform an automatic ink cut based on the values obtained The new values are based on 100 of ink These are the obtained density values and the automatic ink cut calculation results You can change any ink cut value as you want 0 10 2 30 4 5 60 70 s 90 100 Data model f ink cut m Show chroma The dE method can be applied in the Linearization or in the Ink cut You can choose so just below the curves chart Data model dE Linearization dE Ink cut dE Linearization In Light inks transition you can pre set the best ink transition Light inks transition Preset Normal Less Light Ink More Light Ink Below the Light inks preset the Advanced button will take to another window where more
30. rs settings hueman Multicolor A hueman color engin Engine ue color engine Inkset CMYKOBR CMYKOBR Validity check of inkset For all intents Print In case you are not sure what ink order is loaded in you printer you can print out a chart Showing a number for each printed base color Certain printers have a special ink order coming from the driver documentation e g Epson Mutoh It is recommended to print out this chart if you are not sure of the order or if you encounter strange color effects during the calibration process e g Black prints Cyan Set color order On the left side of the window set the inks in use according to your machine specifications or to the previously printed mini chart There are many inks available in neoStampa RIP and make sure you select the correct ones Be careful when selecting Gray and Light Gray as the latter can only be used if Gray is present Gray is sometimes called Light Black by certain ink suppliers and Light Gray would be Light Light Black for those too 3 2 2 Double Ink Custom inks setup 82 Double ink setup ls p Toggle between multiple Color Ink name Ok Channel Black 3 vi inks MM Orange Cancel MN cyan Soon Yelow View curve Blue MN Red Double ink MN Magenta RE Beginning of the curve hueman Multicolor Shape of the curve a End Engine Version 2 tan Start Body x 100 l Inkset CMYKOBR CMYKOBR 25 5 6
31. selection Import and select the desired printer profile to be used in this scheme Cotton_Reactive_720 x 720_141202 icc 7 9 Gamut and quality view View the linearization and the projection of the profile in the gamut viewer Import and select the desired printer profile to be used in this scheme Cotton_Reactive_720 x 720_141202 icc Cotton_Reactive_720 x 720_141202 If you make a click in the gamut area another window will pop up showing a color picker with the printable colors Here you can scroll through the bar to detect error messages or smoothness issues coming from irregular measurements or misreadings RGB matte 1440 x 1440 140324 repro icc Scroll bar 33 8 Workflow We have reached the last window of the Calibration Workflow The following settings will be used for your calibration and printing Color preset Standard Perceptual Full page mirroring E Input defaults Test print Select the test file that you would like to print Inedit PrintTest v1 2 tif Mo Print RGB sRGB IEC61966 2 1 Cotton Reactive 720 x 720 141202 In the upper part of the window the Workflow options can be used to define some initial parameters Color Preset offers two methods the Standard mode which uses the Perceptual mode and thus provides more realistic colors and ColorBoost which uses saturated colors and renders brighter colors Color pr
32. settings can be applied for the light inks Preset Less Light Ink w Ink transitions Ink Black Gray w Advanced options Light ink limit 50 Grays too LightOptimizer 7 20 4 3 Step 3 Linearization In Linearization you are able to see the performance of CMYK ink set with light ink set in linearization curves Therefore you need to print a CMYK test chart with gradient of 0 100 If you are not using light inks please skip this step STEP 3 Linearization a pe won Print Test file Position and orientation Portrait Width 61 60 cm Mirror Landscape Horz pos 0 00 am Cut Sheet 20000 00 am H Vert pos 0 00 cm Copies i le eee kok 100 00 E Cut Sheet at End z 06 E Blue 07 HB ked 22 52 am x 18 08 am IV Print statistics and settings information ec 21 After printing the test file proceed to connect the spectrophotometer as you did before Then start reading the lines according to given specifications When you finish the reading the Linearization performance will pop up The Wizard will perform an automatic ink cut based on the values obtained 22 5 hueman V2 Black Generation In this new window you get to the part to define the Black generation of your printer s calibration This process allows to det
33. the printhead has problems firing the large dot but this is quite a rare scenario As the name says the largest dot will not be produced during rastering We recommend however not to use this function as reducing ink in the per channel ink cut provides more control Disable small dot In some printing environment using certain printheads the small dot never reaches the media since a combination of a small dot with high printing carrier movement speed and or electrostatic charge e g using polyester fibre deviates the dot so much that it is literally blown away This can cause a lot of residual ink in the environment and the dust is placed anywhere an effect that is certainly not wanted Using this function switches off the usage of the smallest dots available with 2bit 3 or more level printheads only Only for black ink If this box is selected in combination with Disable small dot then the smallest dot is only omitted in the Black channel s Smoothness This value becomes available when working with Diffusion v2 raster method in combination with an n Bit n Level printhead The smoothness defines the amount of error introduced to the matrix raster to avoid stress from the nozzles when firing full time mentioned in Dithering Part 1 A smoothness of 10 means that Diffusion v2 does not have any error diffusion Smooth Stochastic By decreasing this value dots are removed from the regular matrix and the n Levels of variable
34. ul tool to check if the profiles that you have already generated still keep the same quality However If you need to change inks or media this re profiling is not the thing to do as you should make a whole new calibration Check printer consistency and or re profile Cotton_Reactive_720 x 720_141202 Search for the schema in the drop down list and hit Next on the lower bar You will access the last profiling window of the calibration r aw neoStampa 8 A i A ex Compare measurements This tool allows you to measure the control strips and compare against the result of the initial measurement when profiling RGBReprofileChart750_v3_i1 ti2 v kika Print RGB 152 patches Compare against measurements from initial profile or a previous measurement Cotton_Reactive_720 x 720_141202 icm RGB 738 patches Results dE76 dE2000 Average Maximum White Black Re Profiling If the obtained DeltaE results are larger than desired you can generate a new profile This tool re profiles your previous ICC profile using a combination of the initial measurements and the measurements from the control strip For the best result it is usually recommended to print a normal ICC target with 1500 patches or more Generate Embed the new profile into scheme None Cotton_Reactive_720 x720_141202 menm e Since this process is just a check the profile that will be generated is based on 152 patches Proceed n
35. your pure black ink and if you don t have a gray ink light black in your printer With this method CWS will replace light areas of black with a combination of CMY inks to visually minimize the dithering from the black ink Be aware that such a GCR can be critical since the light fastness of C M and Y are not always the same and that after a certain time one of the inks might fade faster than others resulting in a non neutral behavior of gray areas e g outdoor flag printing omponent Replacement GCR consumption of inks 4 metamerism dithering stability on PostProcess 5 2 Patch file In order to evaluate whether a combination of inks is better than your pure black ink you can use the Print button to print out a chart for visual analysis You can select one of the charts in the list For most printers the BlackAdd_CMYK psd or the smaller A4 sheet fitting BlackAdd_cmyk_A4 psd will be enough If you have additional process colors such as Orange Blue or Red not light inks you can select the according patch file Example If you have loaded Cyan Magenta Yellow Black Gray Orange Blue Red in your printer chose the BlackAdd_CMYK 3 psd or _small psd Since Gray is a light ink do not count itas 1 ink 24 5 3 Add function You can add individual charts to print if you would like to test another set of combinations Be aware that the chart MUST be in multichannel format so you can arrange the channel
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