This text serves as the foundational technical reference for the PostScript programming language and its application in page description and imaging. Adobe Systems provides a comprehensive overview of the language's imaging model, which dictates how text and graphics are rendered on a page. The book outlines the structural requirements for PostScript programs, offering developers a framework for creating scalable, device-independent documents. It addresses the technical challenges of file integration and error management within the PostScript environment.

Experts and developers recognize this work as the definitive manual for understanding the PostScript language architecture. Readers frequently note the technical density of the prose, which is intended for those requiring a deep understanding of printer control languages and document rendering.