Hand spectroscope

 

Huet, Paris
Nickel plated brass and oxidized brass wavelength direct-vision hand spectroscope (length 9.5 cm, accessory tube 5.5 cm) and its blue plush-lined leather-covered case.
Signed "Huet | Paris | 28634", ca 1930.

collection: Museum for the History of Sciences, Universiteit Gent, Belgium (inventory number: MW 07/5345)

Hand spectroscope, Huet, Paris

Hand spectroscope, Huet, Paris