Polarizing microscope

W. Watson & Sons, London
Polarizing microscope (lacquered brass) with black lacquered body tube, black enameled iron limb and horseshoe base, in fitted mahogany case with accessories.
Main focus by rack and pinion and fine focusing knob on the limb. Circular rotating stage with 360-degree scale. Swing out polarizer (Nicol prism). The analyzer (Nicol prism) is fitted on a sliding shoe into the lower part of the body tube. Height 32 cm.
Signed on the body tube "W. Watson & Sons, Ltd | London", and serial number "40247", ca. 1928.

private collection