Terms and definitions
For the purposes of document the definition given in ISO 12647-1 and the following apply
positive acting plate
offset printing plate for use with positive-polarity film
negative-acting plate
offset printing plate for use with positive-polarity film
four-colour continuous forms printing
offset process performed on small wed-fed presses for use with personalized mailings
commercial/speciality printing
general-purpose sheet-fed and non-magazine heat-set web offset printing
heat-set web printing
lithographic offset printing on web-type print substrates with printing ink that requires heat for drying
tone value
(printing forme) percentage of surface area that appears to be receptive to printing ink
note 1 With some plate types the lone value thus defined is smaller then the percentage of surface area that is visibly distinct from the background
note 2 Formerly known as the film printing dot area Dot area is now a deprecated term'
Requirements
General
The following subclauses are arranged in accordance with the order set out in ISO 12647-1 they also depend on this part for the general principles the definition of the date the measurement conditions and the reporting style
Data files colour-separation films and printing formes
General
Data delivered for printing shall be in the colour formats CMYK or three-component In all cases digital date files or colour separation film sets delivered for printing should be accompanied by a proof print that simulates the intended print condition and that conforms to 4.3 This fact shall be verifiable by measuring a well-specified control strip or a similar control device that is printed on the proof print along with the subject
In the case of digital date the intended printing condition shall be indicated where the latter is included in the registry of characterizations maintained by the ICC and the digital date is CMYK the name used in the ICC registry is usually used for identification in lieu of including an ICC output profile If the intended printing condition is not included in said regivtry an ICC out profile shall be included If the date are other than CMYK the date shall be defined colourimetrically using an ICC input profile or another mechanism and an ICC CMYK output profile shall be included The rendering The rendering intent to be used with the output profile shall be comunicated