A fine mid 19th-Century lacquered brass monocular microscope signed JA.s SMITH LONDON , with rack and pinion focusing, fine screw focusing, rackwork to rectangular column, oxidised brass double nose -piece, mechanical square stage, sub-stage condenser, large plano-concave mirror, the curved limb with axis supported on twin tapering columns, on flat tripod foot - 17½inch high, with a cased set of accessories including ¼in., 0in., and 1¼& 2/3in signed objectives, tweezers, condenser, camera lucida, live box, and other items, other accessories in the fitted case including bulls-eye condenser, polariser, slides and other items - 19in.(48.5cm)high see colour illustration
A fine mid 19th-Century lacquered brass monocular microscope signed JA.s SMITH LONDON , with rack and pinion focusing, fine screw focusing, rackwork to rectangular column, oxidised brass double nose -piece, mechanical square stage, sub-stage condenser, large plano-concave mirror, the curved limb with axis supported on twin tapering columns, on flat tripod foot - 17½inch high, with a cased set of accessories including ¼in., 0in., and 1¼& 2/3in signed objectives, tweezers, condenser, camera lucida, live box, and other items, other accessories in the fitted case including bulls-eye condenser, polariser, slides and other items - 19in.(48.5cm)high see colour illustration
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
