Beschreibung:

A German lacquered and patinated brass compound monocular microscope Carl Zeiss, Jena, late 19th century The tube with rack and pinion coarse and fine top-screw focus adjustment and signed C. ZEISS, JENA, 5085 to front above objective and rectangular stage fitted with slide clips over sub-stage condenser and pivoted plano-concave mirror beneath, the limb pivoted via axis support behind the stage on 'Y' shaped foot, in original mahogany box with five objective lens canisters (one empty), another by BECK, LONDON, six eyepiece lenses, twin nosepiece and other accessories (some vacant apertures), the box 37cm (15.5ins) wide; with a German black japanned compound monocular polarising microscope, Winkel-Zeiss, Gottingen, early 20th century, with rack and pinion focussing and filter/prism sliders to the tube inscribed WINKEL-ZEISS, GOTTINGEN Nr. 42432 over triple nosepiece and rotating stage incorporating degree scale to outer margin with substage condenser and pivoted plano-concave mirror beneath, mounted via hinged axix support on ‘U’-shaped foot, in original pitch pine box with some accessories, the box 36cm (14.25ins) high excluding handle, (2). Carl Zeiss set up business in Jena, Thuringen, Germany in 1846. In 1866 he went into partnership with Ernst Abbe whose theories brought significant improvement to microscope design. Throughout the second half of the 19th century the business expanded rapidly to become one of the largest manufacturers of optical instruments in Europe with agents and outlets based throughout the globe. The business still operates today however was completely re-structured after WWII. Zeiss microscopes have always highly regarded for the quality of the optics and their ability to keep abreast of innovation in the field of microscopy. Condition report disclaimer