2012-02-072012-02-07About 18912012-02-07http://hdl.handle.net/2152.3/463The instrument sits on a horseshoe base and a slotted rectangular pillar supports the stage and tubular limb. Below the stage are a rotating double mirror, a swinging platform for the iris diaphragm (which moves on the platform by rackwork), and an Abbe condenser. The substage moves vertically by rackwork. It comes with a wooden carrying case. Signed C. Zeiss Jena 19146.enBiologyGerman FirmsMicroscopyOptics