Research and white papers

Use the Isis Viewer for opening and displaying the PDF files.

Icefields_5_User_Guide.pdf

Lost your guide or just curious about Icefields? Download an up-to-date copy.

Halftone Technology Guide

This guide provides an overview of the strategies and methods used to create halftones. It is derived from several of Stephen Herron’s tutorials.

Test Forms User Guide With Workflow Strategy

This manual describes how test forms are used to visually determine device color accuracy and provides information about various image paths.

Pantone To Process Charts

Useful for selecting a Pantone color for spot-color separations in Icefields.

Xerox Test Form Info

Isis Imaging provided Xerox with a unique test that compares the quality of the iGen4 to offset presses. Download the PDF and read how custom test forms are the best way to go. Actual test forms are available by special order. Contact sales@isisimaging.com for a quotation.

Capturing Errors to Improve Halftone Accuracy

This research paper presents one solution to improving halftone accuracy by capturing quantification errors. Device density changes are considered.

Criteria for selecting memory colors and a use case

This research paper changed the memory colors standards by closely associating color with context and vocabulary.

RIP Color Managed Workflows

The RIP, driver and image server play an ever increasing role in printing documents. This paper present an overview of RIP color management.

High Dynamic Range Image White Paper

This paper presents an overview of the current state of high dynamic range photography.

Icefields Standard Screen Algorithm

This white paper describes the Icefields FM screen algorithm.

Halftone Data Format Specification

Co-developed by Isis Imaging and Adobe Systems Inc. in 1997, this specification details how to save halftone images in PostScript-conforming formats.

Duotone transformations in a Workflow

This research paper presents a survey of duotone technologies in an ICC  profile managed workflow

Quadtone separations technology

Quadtone Primer

These papers, authored by

Stephen Herron, provide information about color technology. All are in the PDF format.


The Halftone Technology Guide provides inside information about how contone is converted to halftone.


The Test Forms User Guide With Workflow Strategy is the most popular document with over 5,600 downloads. It is used by educational and commercial print facilities.