. Nervus opticus sive tractatus theoricus in tres libros opticam, catoptricam, dioptricam distributus : in quibus radiorum â lumine, vel objecto per medium diaphanum processus, natura, proprietates, & effectus, selectis, & rarioribus experientijs, figuris, demonstrationibusque exhibentur . a ut adangulum ejufdem, ubi medij denfitas minima efl, caufentur colores luci-di,flavus, & rubeus; in profundiore vero latere, feu plano, denfifllmocolores puIU, viridis, & csruleus, puniceufve. In cujus probationem.»nofVer P,Kirchcrus, in artis magns lib. 7. parte 3. cap. 4. ait, colorem elumine natum nihil
. Nervus opticus sive tractatus theoricus in tres libros opticam, catoptricam, dioptricam distributus : in quibus radiorum â lumine, vel objecto per medium diaphanum processus, natura, proprietates, & effectus, selectis, & rarioribus experientijs, figuris, demonstrationibusque exhibentur . a ut adangulum ejufdem, ubi medij denfitas minima efl, caufentur colores luci-di,flavus, & rubeus; in profundiore vero latere, feu plano, denfifllmocolores puIU, viridis, & csruleus, puniceufve. In cujus probationem.»nofVer P,Kirchcrus, in artis magns lib. 7. parte 3. cap. 4. ait, colorem elumine natum nihil aliud efle, quam lumen imminutum, quod ex medio„denfiori, vel rariori contingit, & paulo infra concludic. Hinc colores„ qui minus ab opaco paciuncur, albo propiores effe; remotiores vero,.„ quando a medij opacicace plus paciuncur. Cum igicur in vicro angulari„ varia fic medij conflicucio, & aliam , acque aliam habeat parcium confli-„ pacionem lux ei illapfa, refradtaque, neceflario pro majori parcium denfi-„ tace ipfum colorem magis cingi, fjcdarique, necefl^e eft» Denique fub-3, jungit: Lux ergo per cryflaUinum prifi-na permeans minus denfum dia-„ phanum paffa, dilucidior rubec, meraciore vero colore languec. Ad Tabvla B J-oi. 7+ mlereiC.,. IIB. l CAP. XIV. %$ Ad cujus vericatcm melius cognofcendam quatuor prjccipue inprif=;ttiaceconfideranda occurrunc; primo planum criplex eequilacerum bene-terfum, & policum ; uc apcum fic ad objeftorum fpecies, &Iumen quod-;libec excipiendum, & refledlendum. Secundo : In criangulo jequiangu*.lo, rria plana fibi oblique oppofica, ob inajqualicacem medij, minus &,magis denii, ad radiosluminofos facilius refringendos. Tercio: Corpu5diaphanum, uc per illud radij luminofi fine obfi:aeulo permeare pofrmt_>„ Quarco: Uc objedli fpecies in prifmace coloracx appareanc, radij abijs emanencese planis crigoni fimul reflecli, & in medio ejufdem inxquali-ter craflb refringi poflint. Ex quibus hccc eruuncur: ciim quodlibec ex
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Keywords: ., bookcentury1600, bookdecade1670, booksubjectvision, bookyear1675
