Plößl, Simon#

b. Vienna, Sept. 19, 1794, d. Vienna, Jan. 29, 1868, precision mechanic, pioneer of the construction of microscopes. 1823 founded a workshop for optical mechanics in Vienna, 1830 created the first dialytic telescope, used chromatic lenses for magnifying glasses and from 1829 built numerous microscopes of 5 different types, as well as binoculars.