Oculus artificialis teledioptricus, sive, Telescopium : ex abditis rerum naturalium & artificialium principiis protractum novâ methodo, eâque solidâ explicatum ac comprimis è triplici fundamento physico seu naturali, mathematico dioptrico et mechanico, seu practico stabilitum ... . er vitrum &c aerem,qua^ inter aerem & vitrum; „^5 ad tabu-iraquoque eadcmratiofitradiirefradi, fifiat incidensW priusincidcntem, lasredudfi iiat refradus -. adeoque quahs eftratiointerfmum radii Rcfracai ad fmum P°^^-inclinationis; ita eadcmfit ratio cujuslibet alterius Refradi ad fmum radiiincidentis rcfpondcnt
Oculus artificialis teledioptricus, sive, Telescopium : ex abditis rerum naturalium & artificialium principiis protractum novâ methodo, eâque solidâ explicatum ac comprimis è triplici fundamento physico seu naturali, mathematico dioptrico et mechanico, seu practico stabilitum ... . er vitrum &c aerem,qua^ inter aerem & vitrum; „^5 ad tabu-iraquoque eadcmratiofitradiirefradi, fifiat incidensW priusincidcntem, lasredudfi iiat refradus -. adeoque quahs eftratiointerfmum radii Rcfracai ad fmum P°^^-inclinationis; ita eadcmfit ratio cujuslibet alterius Refradi ad fmum radiiincidentis rcfpondcntis. Sijamrcfradiindcnfocogitenturincidcntes,&:ra-dii in raro,qui priuserantincidcntcs,iiantrefra6ti,proportio xque habebitur,facillimumquc erit tabulas conftruerc pro fmgulis gradibus inclinationis ;five angulus quiscunque refradus quaeratur ab aerc in vitrum, ftve a vitro inaercm : femper cnim, {utfmm dati anguli inclinationisadfinumanguli eritfmmalterius cujmvis anguli adfmum anguli refraBi^ qui quAritur,)operandumeritquodverdoperatione fada prodibit, indicabit angulum re- fra^lum quxfttum. Veriim difficultashaudmodica cft in ipfainvenicnda rationc, qu^ re-fra(5l:ionem aliquam lucis in vitro exadie dimetiatur,utpote, quas experimento A 5 invitro P. I F; ^!| ii i 6 Vundamentum 1 IMAthematko-Dioptrkiim, * in vitro potius organice five inftrumentaliter inquirenda eft, quam rationeulla posfitinveftigari. Quocirca plures ab Authoribus modi funt excogi-du?RefM- tati, quorum aliquos adducit Vechales DioftM. ,:^. Kepleri camen mo-«ionem dusinDiopt. magis arridet,qui talis eft. Fiat parallelepipedum A B C D Einquucndi. p exyitro fed anguloredo, capfulx, , qua-fit ejusdcmprx^cisealtitudinis, fed latitudine& longitudine major, ita accommodatum,ut ,cum Solisradiis dire-de obverti-tur,radiiaKC A. e fuapraecise ra-dentlineamK Af , 6^quidem aK & c Aeum illisnullum oc-currat me-dium diver- i
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Keywords: ., bookcentury1600, bookdecade1680, bookidgric00033125, bookyear1685
