The microscope; an introduction to microscopic methods and to histology (1917)
Gage, Simon Henry, 1851-1944 · [Ithaca, N.Y.] The Comstock Pub. Co. · leaf 84
yed to reduce the aperture to less than 1.00 (fig. 48). Theproper diaphragm is inserted by the manufacturers. With someobjectives the diaphragm is easily inserted and removed by the ob-server, depending on his needs, but with some objectives only themanufacturer should insert and remove the… … diaphragm inserted or removed. An alternative would be to use theobjective for all work with the diaphragm in place, but the reducedaperture would make the resolution of fine details correspondinglyless effective. The principles involved in high power, dark-ground illuminationand for the low-power…
Microscopy · Microscopy -- Technique
Internet Archive · Biodiversity Heritage Library · Public Domain Mark 1.0. Free to use for anything.
