The microscope : its construction and management : including technique, photo-micrography, and the past and future of the microscope (1893)
Heurck, Henri van, 1838-1909 · London : C. Lockwood ; New York : D. Van Nostrand Co. · leaf 177
f no; their resolvingpower is, therefore, rather less than the preceding. The field is quiteflat; the Amphipleura is perfectly resolved, but the image is not quiteso fine as with No. 9. Homogeneous.—We have examined two i-i2th inch; one of anaperture of iio has a very large frontal distance, but… … Fig. 127. DR. ARTHUR CHEVALIER HENRY CROUCH. 157 The following are the prices of these objectives:Dry Objectives. No. 4 (1/2 inch) angula 5 (1/4 inch) 6 (1/5 inch) 7 (1/6 inch) 8 (1/9 inch) 9 (1/11 inch) ture 8o°120012001400iS°°160° s, d.[ 4 o Water Immersion Objectives.9 (1/12 inch) aperture 1200…
Microscopy
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