30-31] THE REFLEXION OF LIGHT. … Fig. 28. In fig. 28 Pv P2, P3 are the images, and the axes of thepencils by which they are seen are respectively PS3RSQ3E,and PQ,E. 31. Experiments on multiple reflexions. The results obtained by geometrical construction may be verifiedby various experiments. Thus : (a^ EXPERIMENT (8). To shew that…
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-309-202.webp)
