Compound microscope by Leitz, c. 1889

Signed: E. Leitz Wetzlar N° 7319

Case 27 x 11 x 15,5 cm

 

The stand is a Type III and has a horseshoe foot with a pillar. The plano-concave mirror can be oriented by mean of an arm and can be rotated. Under the stage three changeable stops slides into a movable diaphragm. An arm sustains the tube; coarse focus is done by moving the tube within its sleeve, fine focus by a knob on the pillar. The body tube is provided with draw tube tubulation.
The two objectives, signed P. I. T. N.° 2 3 and P. I. T. N.° 2 7 2107, can be mounted individually or in a steel revolver; they are kept in a leather box. There are three eyepieces signed respectively: P. I. T. N.° 2 on the side and I on the top; P. I. T. N.° 2 on the side and III on the top; W.&H. Seibert Wetzlar 4 on the top. Two diaphragms are present.
The mahogany box has the serial number 7319 on it, with the supports covered with black velvet. There is a compartment that contains the instruction book (in German).