Swift & Son, London
Polarizing microscope (lacquered brass) with black lacquered
brass limb and black enameled iron horseshoe base in fitted
mahogany case with accessories.
Main focus by rack and pinion and fine focus by thumbwheel
micrometer. 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. Double nosepiece. Height 36 cm.
Signed on the backpiece "J. SWIFT & SON | LONDON",
and serial number "17067" that also figures
on the cover of the case, early 20th century.
Collection: private collection