Giovanni Battista Amici, optician, astronomer and microscopist, c 1827.
© Science Museum / Science & Society Picture Library
Pencil drawing by Liverati. Amici (1786-1868), born in Modena, Italy, was a designer of optical instruments, and perfected his own alloy for use in telescope mirrors. In 1827 he produced the dioptric, achromatic microscope, which bears his name, and in 1835 became director of the Florence Institute.