. Elementary chemical microscopy . Fig. 46. Stead Works Micro- scope. Fig. 47. Tassin Metallurgical Microscope. As indicated by the name and purpose they are compact, sub- stantially built and easily transportable. They consist essen- tially of a compound microscope, whose pillar or handle arm has been separated from the remainder of the instrument in a line in the plane of the stage, and attached to a suitable base or to three legs. In other words, these instruments are microscopes without stage or substage. When in use, the base rests upon the object to be studied and the tube carrying objec
. Elementary chemical microscopy . Fig. 46. Stead Works Micro- scope. Fig. 47. Tassin Metallurgical Microscope. As indicated by the name and purpose they are compact, sub- stantially built and easily transportable. They consist essen- tially of a compound microscope, whose pillar or handle arm has been separated from the remainder of the instrument in a line in the plane of the stage, and attached to a suitable base or to three legs. In other words, these instruments are microscopes without stage or substage. When in use, the base rests upon the object to be studied and the tube carrying objective, illumi- nator and ocular is racked down until the surface of the object
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectmicroscopy, bookyear1
