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A close-up look at varnish and its effect

Color and Paper
CHAPTER 1:
  What is color?
Reflection &
Transmission
Additive &
Subtractive
Dimensions
Summary
CHAPTER 2:
  What things influence the appearance of color?
Influence of the proximity of colors
Influence of Texture on perception of color
Summary
CHAPTER 3:
  How do printing inks work?
Summary
CHAPTER 4:
  Influence of paper whiteness and brightness
Charactertics and absorbtivity of the paper surface
Summary
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  • Dull Varnish

    Dull Varnish will do the opposite of gloss varnish it will DE-emphasize whatever's varnished as seen below. It reduces glare almost completely, eliminating light glare obstruction. Dull Varnish contains platelets that rise to the surface as it sets and dries. When dull varnish overprints paper and ink, it produces a velvet-like rippled effect. Dull Varnish plates will be output when printing separations, simply set them up as a 'spot color' plate.

    Aqueous Coatings and Dull Varnishes are sometimes used to reduce glare on glossy paper and thus increases readability. Dull Varnish but works best when played off against other varnishes like a gloss, Aqueous Coating and Dull Varnish, that's the same order in which you'll see or notice the varnished elements. Take a look at the illustration below printed in black ink only with matte and gloss varnish played off to create beauty from line art. Varnishing only on specific areas of a printed piece takes design to a new level.

    Matte or dull varnish is simply achieved by adding additional amounts of a dulling agent to the chemistry mix.



    Dull Varnish and gloss varnish
    Printed in black ink only + gloss varnish and a double hit of matte varnish. The above, spot color channels were used for Varnish plates.

    Set-up Varnish on your printing in a Digital your digital File by setting in up as a separate spot color. It can be applied in-line but for optimum results it's best as a separate pass or in the case above three separate passes. Varnish on your printing is considered a multi-color print job. In the case below 4 process colors, 2 fluorescent colors and 3 varnishes were applied.

    Varnish Effects Dull, glossy and UV
    Photo from DOMTAR Cornwall coated cover swatch book 2006 printed in CMYK + fluorescent green, fluorescent pink and 3 varnishes UV varnish, Gloss varnish and Dull varnish.

    Tinted Varnish

    Tinted Varnish may even be substituted for ink as shown below. Tinted Varnish allows you to work in pastel so your viewers will enjoy the uniqueness of the design and print. Any time you introduce additives to varnish, tinted varnish. It is usually done very subtly. The tinted varnish example below contains no more than 20% Pantone ink colors.

    Tinted varnish
    Technical Printing Specifications

    Pre-press
    Separations Linotype-Hell 3010 Digital Drum Scanner
    Page Assembly Electronically assembled with CREO Prinergy
    Connect 2.0 Workflow and Heidelberg Signastation Proofing Digital Match Print on CREO Trendsetter 3244 Spectrum Final Output Imposed files output direct-to-plate on a CREO Trendsetter CTP unit Presses Cover/Demos Heidelberg (28”x40”)
    7 (6 printing and tower coater) Unit Multicolor Press Tab/Swatches Heidelberg H240 (28”x40”) 2 Unit Multicolor Press

    Printing
    Cover Carrier Domtar Cornwall C1S, 14 pt.; 4-color process, match green, match blue, PMS 7448C, spot gloss varnish, blind emboss and registered deboss
    Fine Linen C1S, 10 pt. coated side; 4-color process Mill Stock/Specs Tab Domtar Cornwall C1S, 10 pt.; black and match green
    Mill Stock/Specs Sheets Domtar Cornwall C1S, 8 pt.; black, match green
    Swatch Divider Domtar Cornwall
    C1S, 10 pt.; match green, PMS
    7448C, 2 hits and overall gloss
    aqueous varnish Swatches Domtar Cornwall, one of every available item; black
    Pantone se registered trademark of Pantone Inc.
    Pantone-identified color reproduction Information
    has been provided for the guidance of the reader.
    The colors have not been checked by Pantone Inc.

     

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