Print Media Exam

Virgin fibers

fibers from raw materials such as wood

recelcyled fibers

fibers preivosuly used

how is paper weight measured

in pounds ex 24#

Sources of fibers

wood cotten rags

pre consumer vs post consumer paper

pre comsumer is left overs from paper making process and post consumer is paper that has been used by the consumers and disgarded

what is affected by the grain of the paper

The way the paper folds, scores, and tears.

how to identify Linen paper

looks like a criss cross pattern

how to identify how to identify laid paper

two distinct long lines with many across

How to identify Coated paper

Smooth and has a glossy shine

how to identfiy felt paper

random fiber pattern

how to identfiy smooth paper

feels smooth

how does Letterpress work and uses

oldest form of pritning reversed raised surface is inked and pressed into surface

uses: invitations

advantages and disadvantages of letter press

prints fine detail easy to proof and can do a wide ramge of materials. Disadvantages Expensive, slow, and reproduces solids poorley

how does gravure work and uses

Image is recessed into a plate and ink fills the holes then transfered onto paper

uses bibles money museum quality prints

Pros and cons of Gravure

pros prints fine detail, Best continous tone, prints at high speeds, can print on thin paper

Cons: Veyr expsenive long make-ready and only economical for large runs

Offset lithography and uses

Idea that water and oil do not mix. Stone wrighting where plate never touches paper. Most common

uses: Most printed products booklets brochures

Offset lithograhy pros and cons

Pros: can print on wide range of textures economical short make ready inexpseive

Cons: Ink transparecny weblimits paper to 100# text sheet fed slower

Flexography and uses

uses a flexible relief plate

uses: Mostly packages plastic bags

Flexography pros and cons

pros can print on many surfaces opaque coverage and fast speed

Cons: ink spreads plates can warp

Digital/on demand and uses

No plate computer tells printed what to do with electrcily charged drums

uses brochues booklets direct mail

How to identify letter press

impression and expensive prints

hwo to identify gravure

type is not smooth and image dots

how to identify offset lithograohy

type is smooth images are cmyk dots

how to identify flexography

ink spreads fuzzy letters little detail and cheap

how to identify Digital / on demand

personalized easily junk mail

sheet feb vs a web press

sheet fed is from stacks of sheet and web paper is on a long roll

Additive colors

Additive is primary red green blue . When all combine you get white

subtractive colors

cyan magenta yellow and black CMYK all colors make black

spot vs process color

spot is special mixed colors and process is made up of cmyk

Pantone colors

standard spot color matching system based on numbers

color viewing booths

boxes that show differnt lighting to view prints in

How to measure light

degress kelvin

Why is a folding dummy helpful

to test out deisgn

bleed

any element that extends the page

color bars

beyond bleed to control amount of ink on paper

fold marks

dashed lines that show were to fold

preforation marks

dotted line showm where to perforate

live area

part that will print

crop marks

lines on corner of layout to show where to cut

slug

every part that will be cut off

registration marks

help printer line up cmyk looks like a circle with line

page info

file name and date in slug area

differnce between work and turn and work and tumble

work and turn ismost common rotated left to write and allows page to be printed from same plate

Work and tumble is some pages are upside down with two gripper edges

saddle stitch

stapled through center of spine allows pages to be mostly flat

perfect bidning

spine is trimmed flush and you can see glue

case bidning

Fabric strip makes more expensive books

spiral binding

pages dont line up perfect when book open opens flat

wire o

double wires that connect pages line up when book open

ink effects vs press effects

ink is applied with an ink and press is pressed on

emboss

speacila raised plate pressed onto paper

die cut

paper is cut all the way through

foil stamp

heated plate presses sheet of foil is on paper

thermograophy

speascial powdered resin is melted on paper to give raised ornage peel surface

metallic ink

has shaving of metal that rise to surface. Not as shiny.

side stitch

staples placed through side does not lay flat