MICROSCOPE GRAND MODÈLE ORDINAIRE
:
c. 1850
'NACHET, OPTICIEN, A PARIS'
SERIAL NUMBER: NONE
One of the unique features that Nachet developed was the slide out device for easy access to the holder for substage inserts including polarizer, stops, etc. Once it is slid back into place, the distance from the specimen can be regulated by adjusting the curved black lever up or down.