ISO 3664:2025Published

Graphic technology and photography — Viewing conditions

Technologie graphique et photographie — Conditions d'examen visuel

Abstract / scope

This document specifies viewing conditions for images on both reflective and transmissive media, such as prints (both photographic and photomechanical) and transparencies.

This document applies to

—     critical evaluation of and comparison between transparencies, backlighted signs, reflection photographic or photomechanical prints and/or a reference object or image,

—     appraisal of the tone reproduction and colourfulness of prints and transparencies at illumination levels similar to those for practical use, including routine inspection, and

—     critical appraisal of transparencies which are viewed by projection, for comparison with prints, objects, or other reproductions.

This document is not applicable to soft-proofing displays, for paper manufacture, and other applications outside of graphic technology and photography.

Life cycle

Replaces

ISO 3664:2009WithdrawnGraphic technology and photography — Viewing conditionsInternational Standard · Published 14 Apr 2009 · ISO/TC 42