Gran TeCan Reflecting Telescope Rigged 3D Model $119 - .max - Free3D
Gran TeCan Reflecting Telescope Rigged 3D Model $119 - .max - Free3D
Jean Bernard Léon Foucault's mirror reflecting telescope on an equatorial mount, after a 19th century drawing, from Les Merveilles de la Science, published c.1870 (engraving)