. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. CH. /.] MICROSCOPE AND ACCESSORIES. 17 In general, the angle increases with the size of the lenses forming the objective and the shortness of the equivalent focal distance (? 13). If all objectives were dry or all water or all homogeneous immersion a comparison of the angular aper- ture would give one a good idea of the relative number of image forming rays FrG. 26. Diagram illustrating the angular aperture of a microscopic objective. Only the front lens of the objective is shown. A.ris, the principal Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-microscope-an-introduction-to-microscopic-methods-and-to-histology-microscopes-1899-ch-microscope-and-accessories-17-in-general-the-angle-increases-with-the-size-of-the-lenses-forming-the-objective-and-the-shortness-of-the-equivalent-focal-distance-13-if-all-objectives-were-dry-or-all-water-or-all-homogeneous-immersion-a-comparison-of-the-angular-aper-ture-would-give-one-a-good-idea-of-the-relative-number-of-image-forming-rays-frg-26-diagram-illustrating-the-angular-aperture-of-a-microscopic-objective-only-the-front-lens-of-the-objective-is-shown-aris-the-principal-image232344391.html
RMRE05HY–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. CH. /.] MICROSCOPE AND ACCESSORIES. 17 In general, the angle increases with the size of the lenses forming the objective and the shortness of the equivalent focal distance (? 13). If all objectives were dry or all water or all homogeneous immersion a comparison of the angular aper- ture would give one a good idea of the relative number of image forming rays FrG. 26. Diagram illustrating the angular aperture of a microscopic objective. Only the front lens of the objective is shown. A.ris, the principal
. The microscope; an introduction to microscopic methods and to histology. Microscopes. 16 MICROSCOPE AND ACCESSORIES CH. I In general the angle increases with the size of the lenses forming the objective and the shortness of the equivalent focal distance (ji 15). If all objectives were dry or all water or all homogeneous immersion a comparison of the angular aper- ture would give one a good idea of the relative number of image forming rays Fig. 26. Diagram illustrating the angular aperture of a microscopic objective. Only the front lens of the objective is shown. Axis. The principal optic a Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-microscope-an-introduction-to-microscopic-methods-and-to-histology-microscopes-16-microscope-and-accessories-ch-i-in-general-the-angle-increases-with-the-size-of-the-lenses-forming-the-objective-and-the-shortness-of-the-equivalent-focal-distance-ji-15-if-all-objectives-were-dry-or-all-water-or-all-homogeneous-immersion-a-comparison-of-the-angular-aper-ture-would-give-one-a-good-idea-of-the-relative-number-of-image-forming-rays-fig-26-diagram-illustrating-the-angular-aperture-of-a-microscopic-objective-only-the-front-lens-of-the-objective-is-shown-axis-the-principal-optic-a-image232344665.html
RMRE05YN–. The microscope; an introduction to microscopic methods and to histology. Microscopes. 16 MICROSCOPE AND ACCESSORIES CH. I In general the angle increases with the size of the lenses forming the objective and the shortness of the equivalent focal distance (ji 15). If all objectives were dry or all water or all homogeneous immersion a comparison of the angular aper- ture would give one a good idea of the relative number of image forming rays Fig. 26. Diagram illustrating the angular aperture of a microscopic objective. Only the front lens of the objective is shown. Axis. The principal optic a
. The microscope : an introduction to microscopic methods and to histology. Microscopes. objectives were dry or all water or all homogeneous immersion a comparison of the angular aperture would give'one a good idea of the relative number of image forming rays transmitted by different objectives ; but as some are dry, others water and still others homogeneous immersion, one can see at a glance that, other things being equal, the dry objective (Fig 33) receives less light Fig. 32. Diagram illustrating the angular aper- ture of a microscopic objective. Only the front lens of the objective is show Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-microscope-an-introduction-to-microscopic-methods-and-to-histology-microscopes-objectives-were-dry-or-all-water-or-all-homogeneous-immersion-a-comparison-of-the-angular-aperture-would-giveone-a-good-idea-of-the-relative-number-of-image-forming-rays-transmitted-by-different-objectives-but-as-some-are-dry-others-water-and-still-others-homogeneous-immersion-one-can-see-at-a-glance-that-other-things-being-equal-the-dry-objective-fig-33-receives-less-light-fig-32-diagram-illustrating-the-angular-aper-ture-of-a-microscopic-objective-only-the-front-lens-of-the-objective-is-show-image232344232.html
RMRE05C8–. The microscope : an introduction to microscopic methods and to histology. Microscopes. objectives were dry or all water or all homogeneous immersion a comparison of the angular aperture would give'one a good idea of the relative number of image forming rays transmitted by different objectives ; but as some are dry, others water and still others homogeneous immersion, one can see at a glance that, other things being equal, the dry objective (Fig 33) receives less light Fig. 32. Diagram illustrating the angular aper- ture of a microscopic objective. Only the front lens of the objective is show
. General physiology; an outline of the science of life. Fig. 238.—Curve of tetanus of a fatigued muscle of a frog. individual fibrillse were enormously enlarged in the fatigued, in comparison with the resting, muscle. It would lead us too far to consider in detail the significance of these changes. Hodge ('92), G. Mann ('94), and Lugaro ('95), have recently made known distinct microscopic phenomena of fatigue in the ganglion-cells of mammals,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/general-physiology-an-outline-of-the-science-of-life-fig-238curve-of-tetanus-of-a-fatigued-muscle-of-a-frog-individual-fibrillse-were-enormously-enlarged-in-the-fatigued-in-comparison-with-the-resting-muscle-it-would-lead-us-too-far-to-consider-in-detail-the-significance-of-these-changes-hodge-92-g-mann-94-and-lugaro-95-have-recently-made-known-distinct-microscopic-phenomena-of-fatigue-in-the-ganglion-cells-of-mammals-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-image232348495.html
RMRE0ATF–. General physiology; an outline of the science of life. Fig. 238.—Curve of tetanus of a fatigued muscle of a frog. individual fibrillse were enormously enlarged in the fatigued, in comparison with the resting, muscle. It would lead us too far to consider in detail the significance of these changes. Hodge ('92), G. Mann ('94), and Lugaro ('95), have recently made known distinct microscopic phenomena of fatigue in the ganglion-cells of mammals,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance
. The microscope; an introduction to microscopic methods and to histology. Microscopes. ,^kk^kkkW,'kkW.'g!!^ ^'J^VV^k'gy^VV'^XVNVVVVVVVVVVV^^^^. Fig. 74. Comparison Ocular for Placing Half the Fields of Two Microscopes Side by Side, (if' R^). (Bausch & Lomb Optical Co., from Chamot). T^ To fit into the tube of the left microscope. 7^ To fit into the tube of the right microscope. i^ Prism to reflect the beam from the right microscope to the prism R', whence it is reflected up through the ocular (O) into the right half of the field shown above in the face view. P'R^ The prism and left half Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-microscope-an-introduction-to-microscopic-methods-and-to-histology-microscopes-kkkkkwkkwg!!-jvvkgyvvxvnvvvvvvvvvvv-fig-74-comparison-ocular-for-placing-half-the-fields-of-two-microscopes-side-by-side-if-r-bausch-amp-lomb-optical-co-from-chamot-t-to-fit-into-the-tube-of-the-left-microscope-7-to-fit-into-the-tube-of-the-right-microscope-i-prism-to-reflect-the-beam-from-the-right-microscope-to-the-prism-r-whence-it-is-reflected-up-through-the-ocular-o-into-the-right-half-of-the-field-shown-above-in-the-face-view-pr-the-prism-and-left-half-image232398181.html
RMRE2J71–. The microscope; an introduction to microscopic methods and to histology. Microscopes. ,^kk^kkkW,'kkW.'g!!^ ^'J^VV^k'gy^VV'^XVNVVVVVVVVVVV^^^^. Fig. 74. Comparison Ocular for Placing Half the Fields of Two Microscopes Side by Side, (if' R^). (Bausch & Lomb Optical Co., from Chamot). T^ To fit into the tube of the left microscope. 7^ To fit into the tube of the right microscope. i^ Prism to reflect the beam from the right microscope to the prism R', whence it is reflected up through the ocular (O) into the right half of the field shown above in the face view. P'R^ The prism and left half
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