. The microscope; an introduction to microscopic methods and to histology. Microscopes. THE MICROSCOPE IN SECTION r. Huygenian ocular (see p. 102 for positive ocular). 2. Draw-tube by which the tube is length- ened or shortened. 3. Main tube or body containing the draw- tube, and attached to the pillar by the arm 4. Society screw in the lower end of the draw-tube. 5. Society screw in the lower end of the tube, (1 (>bjectivein position. 7. Stage, under which is the substage with the substage condenser. 8. Spring clip for holding the specimen. 9. Screw for centering, and handle for the iris d
. The microscope; an introduction to microscopic methods and to histology. Microscopes. THE MICROSCOPE IN SECTION r. Huygenian ocular (see p. 102 for positive ocular). 2. Draw-tube by which the tube is length- ened or shortened. 3. Main tube or body containing the draw- tube, and attached to the pillar by the arm 4. Society screw in the lower end of the draw-tube. 5. Society screw in the lower end of the tube, (1 (>bjectivein position. 7. Stage, under which is the substage with the substage condenser. 8. Spring clip for holding the specimen. 9. Screw for centering, and handle for the iris diaphragm in the achromatic con- denser (see Fig. 41). 10 Iris diaphragm outside the principal focus of the condenser for use in cen- tering (§81) Mirror with plane aud concave faces. Horse-shoe base. Rack and pinion for the substage cou- denser i,|. Jointed pillar. is. Part of pillar with spiral spring of fine adjustment. Screw of line adjustment. Milled head of coarse Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gage, Simon Henry, 1851-1944. Ithaca, N. Y. Comstock publishing company
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