A Pritchard Microscope Substage Polariser,

Russian, c.1960, signed to the back of the stage 'LOMO CCCP, of small and compact size, with substage polariser, slide in analyser, with 3 objectives, three eyepieces, and other accessories in a metal

various types mostly RMS diameter, with a few collars and other accessories, A lot

Demonstration Microscope and Hand-Held Spectroscope 1) Nickeled brass microscope, substage pinhole diaphragm, draw tube, detachable grip, height 8 ¾ in., with case, c. 1900. – And: 2) Spectroscope,

English, c.1970, engraved Services No. 23193, finished in black and nickel, with substage polariser, rotating stage, slide in/out analyser, with 4 objectives and eyepieces in original case with key

A Vertical Achromatic Microscope, By Andrew Pritchard. England, Circa 1840-1845. Model: 423 Signed to the tube and shaped tripod base 'Andrew Pritchard, 162 Fleet Street, London', with concave mirror

STEINDORFF BINOCULAR MICROSCOPE, MECHANICAL STAGE CONDENSER, IRIS DIAPHRAGM, SUBSTAGE LAMP, SPARE BULB, 20TH C.

English, c.1950, marked 'BECK LONDON, LONDON MODEL , MODEL 47, 36818', microscope of standard form but with linked polariser and analyzer, rack and pinion to top of body tube, with non standard rotati

Binocular Microscope by Henry Crouch, London, c. 1870 Engraved: "Henry Crouch, 54 London Wall, London", serial no. 461, polished brass, tilting stand, substage condenser, 2 pinhole diaphragms, coarse

English, c.1910, signed to the rear of the foot, W Watson & Sons, 313 High Holborn, London 4454, with plano-concave mirror focusing substage with Watson condenser, mechanical stage, bodytube with trip

A Leitz Laboratory Microscope With A Collection Of Accessories, German, mid-20th century, with rack-and-pinion focusing, stage with substage condenser, triple nosepiece with three objectives, on black

Brass Compound Microscope, C. Reichert, Wien, Austria, late 19th century, with rackwork coarse focus, square stage with slide clips, substage swing arm with condenser, plano/concave mirror with three-

German, signed to the rear of the stage, Leitz Ortholux, with Leitz Substage condenser, Leitz mechanical stage, four objective nosepiece with a Leitz4mm Apochromat0.95; a Leitz 8mm Apochromat, a Leitz

French Compound Brass Microscope by Nachet, c. 1875 Signed on the leaded foot: "Nachet et Fils, 17 rue St. Séverin, Paris", original lacquered brass, single mirror, substage pinhole diaphragm, draw t

English, c.1880, signed to the rear of the foot 'Baker 244 High Holborn, London' with plano concave mirror, substage condenser, mechanical stage by Baker, double nose piece, with objective cans and ac

Brass Compound Microscope, c. 1880 Unsigned, japanned iron horseshoe base, original lacquered brass, tilting stand, double-mirror, substage pinhole diaphragm, double sliding body tube, milled-head scr

the microscope on a tripod base with plano-concave mirror, substage condenser, double nosepiece in a French polished mahogany case with eyepieces and an objective, the case stamped ' GLASGOW UNIVERSIT

German, c.1960, signed to the rear of the stage 'Ernst Leitz Wetzlar, Germany' with binocular eyepieces, with 3 Leitz objectives, mechanical stage substage condenser and plano-concave mirror, with ori

2 French Brass Microscopes 1) Signed: "M. Stiassnie à Paris", c. 1895. 3¾-inch round base, two tubular pillars, capped with inclination joint, swiveling and gimbal-mount double mirror, substage pinh

A Henry Crouch Binocular Microscope #3323, 19th Century, Signed on rear foot with three eye pieces, four objectives, polarizing apparatus, eight clear glass slides, sub stage condenser mirror. In a ma

2 Brass Microscopes 1) Engraved on the tube: "E. Hartnack & Co., Paris & Potsdam", c. 1880, original lacquered brass, single mirror on swinging tailpiece, substage pinhole diaphragm, bull's-eye conden

3 Brass Microscopes 1) M. Pillischer, London "The International", c. 1870, no. 3102, original lacquered brass, 90˚ tilting tripod, concave mirror, substage pinhole diaphragm, sliding tube, coarse

2 Early Brass Compound Microscopes 1) Unmarked, probably Dutch, polished and patinated, folding tripod base, concave mirror, substage pinhole diaphragm, draw tube, fine adjustment to the stage, height

2 Brass Compound Microscopes, c. 1880 1) Signed on the tube "Seibert", patinated, leaded horseshoe foot, double-mirror, substage pinhole diaphragm, draw tube, fine adjustment, height 11 2/5 in. – An

"Ross London" microscope and wooden case, rackwork coarse focus on body, micrometer screw fine focus on pillar, nosepiece with three objectives, mechanical stage, X and Y adjustments, sub stage conden