A Polarizing Microscope By Hartnack

French, c.1880, engraved to the sides of the limb 'E Hartnack Palace Dauphine, Paris', the microscope on a heavy lead filled 'Y' shaped base with tall uprights to the rear supporting the underside of the stage on small trunnions, with plano-concave mirror, substage collar on a dovetail mount, square sectioned stage split to rotate around optical axis, limbck' with screw fine focus and push/pull course focus, in a French polished mahogany case with the following accessories:

An objective with correction collar engraved to can 'No.9, a immersion E Hartnack'
An objective with correction collar engraved to can 'No.12, a immersion E Hartnack'
4 eyepieces.
An eyepiece lucida with drawing prism at 90degrees.
An eyepiece Goniometer analyser with engraved scale.
A substage polariser with Nicol prism.
a substage condenser & wheel of stops.
A mechanical selenite disk stage with selenites

Case width 32cm.