Euclid, Fréart, Roland, sieur de Chambray, 1606-1676 · Le Mans : De l'imprimerie de Iacques Ysambart ... · leaf 112
U PERSPECTIVE. centre le poinEl fur lequel l'objeft vifible tfl posfctt Objet ougrandcurvijîblepareiftra toujours egals% … Démonstration. CEtte proportion eftant feulement la conuerfe de la precedente , il n’eft point befoin d’en faire vne Demonftration particulière; et il fuffit de confiderericy la grandeur AB,efleuee perpendiculairement au centre du plan circulaire, au lieu qu’elle eftoit auparauant fur la…
Optics · Perspective
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
![An illustration from Sidereus nuncius : magna, longeque admirabilia spectacula pandens, suspiciendaque proponens vnicuique, praesertim verò philosophis, atq[ue] astronomis, quae à Galileo Galileo ... perspicilli nuper à se reperti beneficio sunt obseruata in lunae facie, fixis innumeris, lacteo circulo, stellis nebulosis, apprime verò in quatuor planetis circa Iouis stellam disparibus interuallis, atque periodis, celeritate mirabili circumuolutis; quos, nemini in hanc vsque diem cognitos, nouissimè author depraehendit primus; atque Medicea sidera nuncupandos decreuit (1610)](https://img.insideoutlibrary.com/img/200/ia-sidereusnunciusm00gali-31-11.webp)
![An illustration from Introductio geographica Petri Apiani in doctissimas Verneri annotationes, co[n]tinens plenum intellectum [et] iudicium omnis operationis, quæ per sinus [et] chordas in géographia confici potest, adiuncto radio astronomico cum quadrante nouo meteoroscopii loco longe vitilissimo. : Huic accedit translatio noua primi libri Géographiæ Cl. Ptolemæi . (1533)](https://img.insideoutlibrary.com/img/200/ia-introductiogeogr00apia-119-0.webp)
