The model 'aa' polarizing condensor assembly.A black plastic adapter for the oculars.Ocular, Signed: 'Periplan GF 16X, Ernst Leitz GmbH Wetzlar'.Ocular, Signed: 'Ernst Leitz, Wetzlar, 6X, M.' with three scales, one vertical logarithmic scale calibrated 0-20, and two separate horizontal scales, one on each side of the vertical scale calibrated linearly from 0-30, right to left for the scale on the left side and 0-30, left to right on the right side.An objective signed: 'VICKERS, N2053' and on the other side: 10/0.25.An objective signed: 'COOKE' and on the other side: '20X 0.5' and also: 'C3876 MET.'.A later objective signed: '170/0.17, 40/0.65,' and on the other side ' Leitz, WETZLAR, GERMANY. ![]() HISTORY OF THE LEITZ POLARIZING MICROSCOPES. Leitz started producing polarizing microscopes after 1885. By 1890 there was a catalog listing forĪ petrographic stand.
0 Comments
Leave a Reply. |