Der Dreyfach Geartete Sehe-strahl

This work by Johann Michael Conradi is a guide to optics and visual perception. It discusses concepts such as vision, light, and color, and provides practical advice on how to observe and measure them. Recommended for scholars of the history of science and students of optics.
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.
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