Striation

By Inkjet Insight / Published:

A printing defect (commonly of flexography or screen printing) characterized by thin, parallel streaks, commonly in the direction of web travel.

SWOP 

By Inkjet Insight / Published:

The Specifications for Web Offset Publications (SWOP) is an industry specification to define color data and its exchange for publication printing in the US. Formed in 1974 when a group …

SWOP Inks 

By Inkjet Insight / Published:

A set of inks that have been manufactured to meet the specifications outlined by SWOP. See SWOP.

SWOP Inspection Report

By Inkjet Insight / Published:

In multi-color web offset printing, a form that is completed following the production and evaluation of a set of color separation negatives as a means of determining whether they meet the …

Sympathetic Ink

By Inkjet Insight / Published:

Also known as invisible ink, sympathetic inks are invisible until a chemical or thermal treatment renders them visible. The use of sympathetic inks dates back to the third century B.C., when …