Monthly Archives: May 2020

Astree 1.22 is released

Posted on May 28, 2020 by Etienne de Foras

Astree is an Amateur Telescope Making freeware to help with optical design and optimisation. This software computes and shows the ray-tracing analysis of optical devices, having conical or polynomial surfaces, having reflections, transmissions, stops, analysis of the image quality. There … Continue reading →

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