Hand spectroscope

 

Ernst Leitz, Wetzlar
Nickel plated brass hand spectroscope in its felt-covered case. With adjustable slit, a series of three prisms and an achromatic lens situated between the prisms and the slit. Length of the spectroscope without clasps: 9 cm (extends to 11 cm).
Mid 20th century.

private collection

Hand spectroscope - Ernst Leitz, Wetzlar

Hand spectroscope - Ernst Leitz, Wetzlar

Hand spectroscope - Ernst Leitz, Wetzlar

Hand spectroscope - Ernst Leitz, Wetzlar