This script can be used to generate Moire images to build a Moire Caliper.
An episode of Mojoptix describes the Moire Caliper in details:
http://www.mojoptix.com/?p=178
Ce script permet de generer des images Moires pour construire un Pied a Coulisse a Moire.
Un episode de MakerLambda (la version francophone de Mojoptix) le decrit en details:
http://www.mojoptix.com/?p=182