HEATKEYS

A site for people who think. Intellectual resources, programming, astronomy, science, mathematics, Java applets, HTML instruction, home of Arachnophilia.

Stellar Software provides Optical Ray Tracers to evaluate the performance of lenses, mirror systems, imagers, microscopes, telescopes, laser beam managers, and photocopiers. Beam4 displays results both graphically and in tabular form.

An expanding collection of freely available, interactive Demonstrations in math, science, and many other areas--at all levels from elementary education to front-line research.

Nearly every optical engineering endeavor can benefit from the use of optical design and analysis products developed by Optica Software. Such endeavors include optimization, lasers and resonators, non-sequential calculations, stray-light analysis, t...

LightMachinery - excellence in lasers and optics

Since 1983, developing the free Unix style operating system GNU, so that computer users can have the freedom to share and improve the software they use.

Synopsys

Physics software, specializing in optical, electrostatic, and magnetostatic calculations

The leader in machine vision and image processing news, resources, products, technologies, components and subsystems for engineers and integrators working with industrial, scientific, medical, military, or aerospace applications