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 ... . Syntagma h Cafut VIL 71. Demonftratio. Radius D E vi primx Demoa-refradionis per coroU, pro: 4. hujus tcn-^^^^^^o-dit direde ad pund:um F diftantiam fcilicccfefquidiametri convexitatis: fed Sc pundlumF eft centrum concavitatis ex fuppofitione,erit ergo F L E perpendicularis ad fuperfi-ciem concavam A FI LB: & qu

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 ... . Syntagma h Cafut VIL 71. Demonftratio. Radius D E vi primx Demoa-refradionis per coroU, pro: 4. hujus tcn-^^^^^^o-dit direde ad pund:um F diftantiam fcilicccfefquidiametri convexitatis: fed Sc pundlumF eft centrum concavitatis ex fuppofitione,erit ergo F L E perpendicularis ad fuperfi-ciem concavam A FI LB: & quiaperAxio-ma I. hujus radius perpendicularis tranfit demedio in medmm irrefradtus, idcirco radiusD E fada fblum unica refra^lione in E re6taprocedet ad pundum F. quod erat often-dendurn. CoroUarium L Idem efl, fi dicatur : Lens mixta cujusconcavitatis diameter tripla efl: diametri con-vexitatis , unit radios axi parallelos ad di-flantiam fefquidiamctri. Nam, ut hic in £-gura apparet, hnea H N vel negleda Len-tis craffitie C N tripla efl: hnex C K Gonvexitatis^ CoroUarium II. Sequitur hinc , atque ex fupra demon-Quid coij-ftratis , fi femidiameter concavitatis fiat ma- ^°g^^ ^^ ^^-jor , quam fit diftantia ^quahs cum fefqui- tlTuMtdiamecro convexitatis ( quia major circukis fefquidia-mag

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Keywords: ., bookcentury1600, bookdecade1680, bookidgric00033125, bookyear1685

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