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 ... . L| Sii ,.r 1. Fmclamentum Ih Mathmafico-^Dioptricum. ^ C Ic objeclum HIK radians in obverfam •^ ^ integram fphxram C A D. Dico,quod ab omnibus & fingulis objetti punclis ra- dius aliquis fphiKram fixe loco manentem pgrtranleat irrefradus. Demonftratio. Nam cum ab omni-bus pun6tis quidam radius incidens curratper
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 ... . L| Sii ,.r 1. Fmclamentum Ih Mathmafico-^Dioptricum. ^ C Ic objeclum HIK radians in obverfam •^ ^ integram fphxram C A D. Dico,quod ab omnibus & fingulis objetti punclis ra- dius aliquis fphiKram fixe loco manentem pgrtranleat irrefradus. Demonftratio. Nam cum ab omni-bus pun6tis quidam radius incidens curratper iphserse obverfe centrum E, erit is per-pendicularis,erg6 per Axioma irrefradus. Sic radius a pundoHdumin C ingreditur fph^eram , tranfit pereentrum E , & rurfiis irrefracT:us fphseramegreditur in G : item radius a pundo Iprolapfus in A fimihter irrefradus tranficm B , &; radiusKD procedit irrefra6tus inFjquod erac demonftrandum. I. Corollarmm L ditur M radius aHquis irrefradius ingreditur /ph^ram, etiam irrefradus cgre-: &: fi radius ahquis inchnate ingreditur , etiam incJinate feu egreditur : nec potefi: radius irrefrade ingredifJDh^ram^&refradeegre-di j ac viciilimnullus radiuspocefi:inchnateingredi5&: irrefra^le cgredi. Corollarhim II^ Radii irrefradi cranfeunces decerminanc locum & finguJa punda ima-ginis ab objedo per fpeeies transmiflk : quia cum fe habeantm axes alio-rum radiorum ab iisdem pundis proiiuxorum &:inchnateincidentium, perfph^ram autem refradorumconcurfumdenuo recipiunt,ade6quecx radio-rum colledione imaginem diftin^le efformantes locum finguhs radiis proconcurfu defignanr. Propofitio X X X V11. Sph^ra njitrea integra ohjeBa dipta alterno fitu depingitad dijlantiam quartapartis diametri. Sic ?
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Keywords: ., bookcentury1600, bookdecade1680, bookidgric00033125, bookyear1685
