. 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 . nam, fic ex eodem puu-(ko alcicudo flyli a fedionelineje meridianae, & jequinodialis in quamcunqucparcem cranslaca perhypocenufam ad duo pundapraedi(Sa, criangulum gno-monicumconficiecj confequencer,&angulum,alcicudinispoli,&aequaco-ris elicietj. Eademeciam inpariece,unicaobfervationcinquiripocerunc, uci inf
. 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 . nam, fic ex eodem puu-(ko alcicudo flyli a fedionelineje meridianae, & jequinodialis in quamcunqucparcem cranslaca perhypocenufam ad duo pundapraedi(Sa, criangulum gno-monicumconficiecj confequencer,&angulum,alcicudinispoli,&aequaco-ris elicietj. Eademeciam inpariece,unicaobfervationcinquiripocerunc, uci infra§. 4. . S- ^. Qualiter ope trianguli gnomonici> & circuli horarij feXprimaria horolabia compendiose expediantun TW^ CIuino£tialis horolabij, cujus planum circulo jequinoftiali^quidifliatixll»ejus officium fupplec ipfe circulus horarius: nam fi ejus cencrum A.,applicecur ^rjB linecBflG, O, P, perpendiculari ad K, L. eciam reliquae horae ope regula:, vel linealis perXCVlU cencrum A, & fmgulasearum divifiones cranfeiincis defcribencur; vel cercefiexcencro , &per fingulas horasexcenfo in aflerculopun£la nocaca fuerinc, horolabium expedicum eric. Uc aucem horolabiumj adfo- l. LIB. III. CJP. XXVIL 2is •d fplem collocatum horas diurnas exade indicec, requiritur, ut linea duo-decima B,C, ad lincam meridianam ope bonicompaffi, vel eciam aliunde, cxobfervatione alcerius rGlarisftatuacur,& aflereulilatusK,L,ad fepcencrionemdepreirum; X, Z, vero vcrfus mcridiem, fcu crianguli gnomonici anguluinjF, I, G, fic elcvacum; in cujus cencro M. axis, feu flylusperpendicularicer ere-dlus cocius dici horas pcr umbram indicabic, medio quidem anno, fi eius pla-nunl, polum arilicum, &; alio medio, ancarfticum refpexeriL^, Polare-». lOlaredicicurjCUJusfuperficies planacirculo, qui per mundi polos, & F/G. pund^a feclionis jequinodiorum coluri, &horizontistranfic, parallcla_. -^cn//.cflj &icafic,defcripcisduabuslinc
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Keywords: ., bookcentury1600, bookdecade1670, booksubjectvision, bookyear1675
