Beschreibung:

A black-enamelled and chrome-plated compound monocular research polarizing microscope, by Cooke, Troughton & Simms Ltd., No. M701179 , with rack and pinion coarse and micrometer fine focusing, the body-tube with trip lever for Bertrand lens, analyser and compensator slide, trap for compensators and centring screw, the nose-piece with attachment for seven objectives, individually mounted in patent sliders, the circuit stage with micrometer adjustment and slide holder, the sub-stage condenser with iris diaphragm and filters, polariser, diffuser and subsidiary condenser, with four eye-pieces and other accessories, in fitted mahogany case with carrying handle -- 14.1/2in. (36.8cm.) high ; two boxes of microscope slides; and instruction book for Cooke polarizing microscopes (A Lot) See Illustration