Mathematical elements of natural philosophy, confirm'd by experiments : or, An introduction to Sir Isaac Newton's philosophy (1747)
Gravesande, Willem Jacob 's, 1688-1742, Desaguliers, J. T. (John Theophilus), 1683-1744, tr, Adams, John, 1735-1826, former owner. BRL, John Adams Library (Boston Public Library) BRL · London : Printed for W. Innys, T. Longman and T. Shewell, C. Hitch ..., and M. Senex ... · leaf 274
and the Ampli-fication is greater. I fhall fluew the Foundation of them. , •^181. L^t there be a fmall Lenfe V, very convex, and let there be anPI.103.F.2. Objed AE at fuch a Diftance from-it, that all the Points of it * 3057.5011, may have their Focus behind the Glafs *; bring the Objed fo near,+… … Chap. 12. of NaturalPhilofophy^ 191 Experiment 2. This Experiment may be well made, by ufing the Tube of the -3182.MiCTofcope, in which tranfparent Objefts, in an horizontal Pofition,may be flrongly illuminated by the Suns Rays, refledled by a fmallconcave Mirror; which Microfcopes are very common…
Physics · Natural Sciences
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