Microscopes and microscopical accessories manufactured by Carl Zeiss, Jena.

  • Carl Zeiss AG
Date:
[1885]
Catalogue details

Licence: Public Domain Mark

Credit: Microscopes and microscopical accessories manufactured by Carl Zeiss, Jena. Source: Wellcome Collection.

    18/104 page 14
    14 Mark invariable orientation with an analysing or goniometer eye- piece. At the lower end of the body is an adapter to take the objectives, whicb by means of two miUed-head screws permits each objective being accurately centered with the revolving stage. Plane and concave mirrors with universal motions. Eotating arm under stage to carry cylinder dia- phragms, ITicol prism etc (See p. 24 Mineralogical Microscope, with figure.) Stand ni in former catalogues with rotation round optic axis and shding coarse adjustment wiU no longer be made, as such a large stand without rack and pinion movement cannot be re- garded as a practical Instrument. Stand IV. Of the dimensions of Stand II, inclinable, but without revolution round optic axis: rack and pinion coarse adjustment, micrometer screw with divided head, body with divided draw-tube, cylinder diaphragm sliding in grooves; mirror with universal movements. 1) Including Abbe's Illuminator 2) Without ditto (Fig. 3) . . 3) Including Abbe's Illuminator but without the ordinary sliding cylinder diaphragms, which can be replaced by a simple arrangement fitting in lieu of the condenser. The ordinary mirror is not supplied, that of the illuminating ap- paratus being used instead If a vertical movement to the Abbe Illuminator by rack and pinion be desired to the above stand (IV, 3) 10 Mk. must be added to the price stated. Stand V*. Horse-shoe foot of nearly the same dimensions
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