Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 71
ject should be sonearly approximated to it, that the distance of the image is a muchhigher multiple of the object, and its dimensions are proportionablylarger.—In whatever mode increased amplification may be obtained,two things must always result from the change : the proportion ofthe surface of… … Diagram of simplest form ofCompound Microscope. Diagram of completeCompound Microscope. 27. In addition to the two lenses of which the CompoundMicroscope essentially consists, it is found advantageous to intro-duce another (vf, Fig. 14), between the object-glass and the imageformed by it; the…
Microscopy · Biology
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![An illustration from Original microscopic drawings made between the years 1824 and 1840 mostly published in works by Dr. Goring & A. Pritchard [graphic]. (1824)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b21301177-33-2.webp)
