Anatomical manipulation, or, The methods of pursuing practical investigations in comparative anatomy and physiology : also an introduction to the use of the microscope, etc., and appendix (1844)
Tulk, Alfred, d. 1891, Henfrey, Arthur, 1819-1859 · London : Van Voorst · leaf 120
he object could be made to occupy inthe naked eye, at any distance within thelimits of distinct vision. The magnifying power of a compoundmicroscope depends on two circumstan-ces ; first, the ratio between the anteriordistance A C, or B D, and the posterior focal length C B,or D A; secondly, the… … 102 CORRECTION OF OBJECT-GLASSES. the object and the image, and from the second, that thisratio being fixed, any increase of power may be obtainedby increasing that of the eye-glass. Moreover, by di-viding the magnifying power between the two, in diffe-rent relative proportions, almost any distance…
Anatomy, Comparative · Dissection · Microscopy
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