Digital Printing Demo
Contents
1. Rendering intent controls how color is compressed when it is out of the gamut and separated into CMYK or RGB profiles The two options you will be using are Relative Colorimetric and Perceptual Relative colorimetric attempts to maintain the relationships of in gamut colors even though it clips out of gamut colors Original in gamut luminance values will be preserved Perceptual rendering tries to preserve the relationship between out of gamut colors even if it compromises the relationship of in gamut colors Leave the Black Point Compensation box checked Relative Colorimetric Perceptual D gt AAAALARAAL a NA LA After selecting your color space turn on the gamut warning to check which colors won t reproduce accurately in print You can toggle the gamut by going to View gt Gamut Warning Anything that is not reproducible appears in grey Bright vivid colors especially cyans greens and magentas are more likely to give you trouble oelect the out of gamut colors by going to Select Color Range and then change the drop down option to Out of Gamut Color Range Seleci s Sampled Colors Log Mi Reds Fu J Y ellows Greens Cyans Ra Blues BMagentas L JHighlights a P Midtones 1 Shadows ut of Gamut s E x e Selection J Image Selection Preview None H4 Once you have your out of gamut colors selected you can use a combination of the2. Auto Take Up Reel g er Matte Black Spectro Paper Black ink Proofer number indicator Useful Related Links Adobe Pre press delivery pdf http www adobe com digitalimag pdfs phscs2ip_reproprep pdf nes com CSS Prepress and praung oll paper counter Maintenance tank Status Epson 9900 User Manual pdf http files support epson com pdf pro79 pro 9 gd pdf Epson 4800 User Manual pdf http files support epson com pdf pro48u pro48ugd pdf Terms to Know Gamut The complete set of colors that can be accurately represented in a certain color space or output device Color Space A set of all possible colors that can be made from Red Green and Blue Rendering Intent When the gamut of source color space exceeds that of the destination saturated colors are become clipped inaccurately represented The color management module can deal with this problem in several ways The ICC specification includes four different rendering intents absolute colorimetric relative colorimetric perceptual and saturation ICC profiles A set of data that characterizes a color input or output device or a color space according to standards set by the International Color Consortium ICC SRGB A standard RGB color space created cooperatively by HP and Microsoft in 1996 for use on monitors printers and the Internet Only capable of 8 bit color Most devices can display all SRGB colors so it is recommended to embed all images de
3. Do not switch back and forth Loading roll paper 1 Open Cover and unlock lever and push to the left 2 Rest the roll on top of the printer in the recessed area with the loose end of the paper coming over the top of the roll 3 Remove the core adapters from the printer and insert them into both ends of the core Push the blue levers down to lock them into place 4 Load the right core adapter into the printer first and then then move the sliding brace into the left core adapter Pull down the blue lock to secure the paper 5 Press the paper release button top right grey on the printer and feed paper into the printer until you see it emerge from the bottom 6 Close the cover and press the release button again to secure Press pause when prompted Loading sheet paper 1 Press paper source button until sheet is selected 2 Align the sheet with the right margin and feet it down into the paper until it meets resistance 3 Press the down arrow to feed the paper Control Panel Paper feed up button Paper Ink light light Black ink change button Power lig t and button Ink open button Paper release ePlaten light and button OK button Menu button Paper cut button Paper feed down button Pause reset LCD Left arrow or paper light and button display source button LCD Display Platen Rall paper gas margin READY Paper a source B No 10 UE NA 10 Om T 23 4 5 6 76 9 RUE Ink cartridge sus ET
4. Hue Saturation Selective Color and Curves Adjustment Layers to bring the gamut back into something you are happy with Resizing Image Size Pixel Dimensions 339 8K Width 400 pixels f Cancel Height 290 pixels Auto L BEE Document Size Height 0 967 inches i 48 Resolution 300 pixels inch Scale Styles v Constrain Proportions Resample Image Bicubic best for smooth gradients s Bring up the image size dialogue by clicking on Image gt Image Size or pressing Command Optionti Uncheck the Resample Image box and adjust the resolution ppi Generally speaking your resolution should be of your desired dpi For example If printing at 2880 dpi set your ppi to 720 If printing at 1440 dpi set your ppi to 300 or 360 Click OK then open up the image size dialogue again and this time check the Resample Image box Without changing the resolution adjust the image size to the dimensions that you plan on outputting the image to Never Upsample If you are downsampling you may want to pull the drop down to Bicubic sharper Sharpening Once you have made all your color adjustments and adjusted the resolution and image size to their final dimensions you will need to sharpen your image to compensate for the added softness of the inkjet printer Photoshop has a semi useful filter built in for sharpening the unsharp mask filter The unsharp mask is a very broad filter and
5. make sure that your image is oriented correctly landscape or portrait Once all of these settings are correct hit Print Settings Print Color Management 44 Printer EPSON Stylus Pro 9900 H4 a fe Document 10 ins x amp ins Profile Untagged RGB Copies 1 Proof roli Print Settings Color Handling Phatoshop Manages Colors Hd Remember to disable the printer s color i management in the print settings dialog box Printer Profile Epson Stylus Pro 9900_7900 PremiumLusterPhot__ Hd Rendering Intent LJ Scale to Fit Media Relative Colorimetric Hd Scale 100 Black Point Compensation Height 7 249 a Proof Setup Width 10 Current Custom Setup Print Resolution 300 PPI NTAJ C Send 16 bit Data Position wi Center Image Top 25 Lett 0 125 Scaled Print Size Simulate Paper Color Al Simulate Black Ink L Bounding Box SSS SS Match Print Colors Units inches vi Gamut Warning Show Paper White Cancel o Printer Dialogue Printer EPSON Stylus Pro 9900 Presets 1 Paper Size 8x 10in 8 00 by 10 00 inches Advanced Color Settings Page Setup Roll Paper Media Type Premium Luster Photo Paper 260 Ink PhotoBlak 1 Print Mode AccuPhoto HDR vl 16 Bit Output 4 Color Mode Off No Color Management HE Output Resolution SuperPhot
6. Otis Photo Lab Inkjet Printing Demo Otis Photography Lab Adam Ferriss Lab Manager aferriss otis edu 310 665 6971 Soft Proofing and Pre press Before you begin printing it is a good idea to set the proof color to match the printers color settings in order to gauge what the final printed image will look like Go to View gt Proof Setup gt Custom View Window Help Proof Setup P y Custom Proof Colors d amp Y Y Gamut Warning it 38 Y Worki ng CMYK Working Cyan Plate Working Magenta Plate Working Yellow Plate Working Black Plate Pixel Aspect Ratio Correction 32 bit Preview Options Zoom In do Working CMY Plates Zoom Out dh ipi agek shee Legacy Macintosh RGB Gamma 1 8 ber al P ie Is da l Internet Standard RGB sRGB Print Size Monitor RGB Screen Mode Color Blindness Protanopia type y Color Blindness Deuteranopia type Li rac P 1 Under Custom choose the paper profile of the paper you will be using to print on If you do not see your paper listed ask a lab tech to download it for you MM Proof Condition Custom Proof Condition Custom H4 Proof Conditions Cancel Device to Simulate HFA Eps93900 PK BarytaFB Load 4 Preserve RGB Numbers n Rendering Intent Relative Colorimetric Save i vi Black Point Compensation Preview Display Options On Screen Simulate Paper Color Simulate Black Ink
7. in quality Vector The use of points lines shapes and polygons to represent a digital image Illustrator only uses vector graphics Vectors can be scaled to any size without a loss in quality Please ask lab tech for assistance with Loading paper rolls Changing Ink Cartridges Paper Jams Maintenance Tank Warnings Please report all error messages to lab techs
8. o 2880 dpi vi Super MicroWeave 5 High Speed Flip Horizontal Finest Detail Untitled Paper Size 16 in 20 in Width Height Non Printable Area User Defined 24 0 00 in 0 00 in Top 0 00 in a 0 00 in Pet Bottom Duplicate Cancel 50K 1 Select the correct paper size from the list If you do not see your paper size create a custom one by selecting Manage Custom Sizes If you are using roll paper create a custom size that corresponds with your print dimensions Remember that the 9900 can go no larger than 44 and the 4800 can go no larger than 17 Also remember to add or delete a border if you want them f you are making a test print set the custom size to the dimensions of your test print 2 Select Printer Settings from the next drop down 3 Under page setup select sheet or roll paper Select the media type that is closest to your paper 4 Make sure AccuPhotoHDR is selected under print mode f your document is in 16bits check the 16 bit output button otherwise leave it empty Set Color Mode to OFF No Color Management Choose your output resolution 1440 if printing at 300dpi or 2880 if printing at 720dpi 5 Super MicroWeave has the printer make twice as many passes and generally results in a slightly darker image It s up to you whether or not to use this High Speed means that the printer will spray ink on both left and right passes There is no n
9. oticeable decline in print quality by leaving High Speed checked and your prints will come out twice as fast Flip Horizontal should be set to off Finest detail only affects vector files or rasterized text it will not improve the quality of a photograph Generally leave this unchecked When you are finished hit save and then print Print Costs A fee for printing is set up to pay for supply costs of ink and maintenance supplies All printing transactions will be made through the TSS Digital Photo print cards that can be purchased on the 2nd floor business office They may be purchased in increments of 10 00 or 20 00 Print costs can calculated by the following formulas If you provide your own paper Width Height 0 017 If you choose to use the photo lab s paper Width Height 0 025 The lab does not charge for test strips and prints Ink is extremely expensive please do not abuse this policy Epson 9900 44 max width The Epson 9900 is a large format 2880dpi printer with 11 inks black light black light light black matte black cyan light cyan vivid magenta vivid light magenta orange and green Paper can be fed by roll or sheet Need to select where your paper source is on the printer Select correct paper type on printer Check which black is being used Both matte and photo black are installed in the printer Changing ink is wasteful and time consuming please print in batches of one or the other
10. stined for web with SRGB Adobe 1998 A fairly wide RGB color space developed by Adobe in 1998 This is the most commonly used space for high quality photo output and capable of 16 bit color Many devices cannot display all Adobe1998 colors it is recommended that you convert to SRGB before uploading to web proPhoto A very wide RGB color space developed by Kodak Can take advantage of 16 bit color Not used very often because many displays cannot accurately display these colors nor can our eyes detect them Soft Proof The simulation of print color on a monitor used for gauging color accuracy Hard Proof Test Print An actual printed sample of a print going to press used for gauging color accuracy Resample refers to the scaling of digital images Different sampling modes can be used to control how hard or soft pixel edges will appear Images can be downsampled made smaller or upsampled or interpolated made bigger Both are destructive processes and will result in changes in image quality DPI Dots per inch A unit of measuring print resolution based on how many ink dots will fit in the span of an inch PPI Pixels per inch Resolution A unit of measuring digital image resolution based on how many pixels will fit in the span of an inch Raster A dot matrix structure that represents the rectangular pixel grid of an image Photoshop only uses raster images Raster images cannot be scaled without a loss
11. will equally sharpen all parts of the image Ideally we only want to sharpen areas of the image that go from dark edges to light edges Duplicate your background layer and set the blending mode of the duplicate layer to overlay more sharpening or soft light less sharpening Go to Filter gt Other gt High Pass Lower the pixel radius to somewhere between 0 5 3 You want the sharpening to be just barely perceptible on screen from a zoom of 50 Always sharpen your image after you have resized it Analysis 3D View Window Help LT l HCE Convert for Smart Filters Overlay Hd Opacity 100 v Filter Gallery m 9 GEM V a ec nn GER Lens Correction Lock of d i OE Liquify 98 X asl chi FRB aver o cory Vanishing Point C3V Artistic Blur Brush Strokes Distort Noise Pixelate Render Sharpen Sketch Stylize Texture Video Custom High Pass Digimarc b Maximum Minimum Offset Browse Filters Online Photoshop Dialogue To bring up the print dialogue in photoshop you can go to File gt gt Print or hit command P There are a few more important settings that need to be tweaked before you can print 1 Make sure the color handling is set to Photoshop Manages Colors 2 Select the printer profile that matches the paper you are printing with 3 Set your rendering intent to Relative Colorimetric or Perceptual 4 Check to
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