LOT 268 Rare German Brass Microscope, c. 1830
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Rare German Brass Microscope, c. 1830Signed on the tube "L. Veitshans in Hamburg", original lacquered brass, folding tripod stand, triangular column, large concave single mirror, Ø 2 1/3 in., unusually shaped stage, quarter-circle segment pinhole diaphragm under the stage, rack-and-pinion coarse adjustment to the tube, thumbscrew-adjusted Hevelius-type fine focusing to the stage, with 3 oculars and an objective lens, in fitted cherry case.Seltenes deutsches Messingmikroskop, um 1830Tubus signiert "L. Veitshans in Hamburg", Original- Zaponierung, klappbares Dreibeinstativ, dreieckige Säule, großer konkaver Spiegel, Ø 6 cm, ungewöhnlich geformter Tisch, Viertelkreis-Segment mit 3 Lochblenden unter dem Tisch, Grobeinstellung mit Zahnstangentrieb auf den Tubus, Feineinstellung nach Hevelius mit Rändelschraube auf den Tisch, mit 3 Okularen und einem Objektiv, Höhe eingefahren 31 cm, in dazugehörendem Kirschholz-Kasten.
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