ntique NACHET brass microscope from Paris. Microscope in painted brass, metal and black lacquered cast iron, with 2 Nachet objectives turret . Mahogany box containing various additional eyepiece. Around 1900 or late 1890 .The instrument which simply has the name "Nachet" and the Rue St. Séverin address is probably from 1880 - 1890, if it has the older micrometer system this dates it from around 1880 - 1885.
Good antique condition size H. 13 ,there is some scratches from normal use and oxidation , if you are looking for a nice piece with character and warmth it will be perfect for you. I do not know if it is in working order but it looks complete