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 ... . IIH \c .SitlecundoMeni/tus ACB cujus convexitatisA C ii radijs L i^,concavitatis vero ALB radiusLGcxtendaturin G uitra CHibquidiametrumconve-xitatis: entperfuperiusdic1:a focus realisante con-vexitatis fesquidiametrum C H. Sit ergo exem pUcau/a ad pundum K. Dico ira e/Te diiferentiam F Gadconvexitatisradium FC,
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 ... . IIH \c .SitlecundoMeni/tus ACB cujus convexitatisA C ii radijs L i^,concavitatis vero ALB radiusLGcxtendaturin G uitra CHibquidiametrumconve-xitatis: entperfuperiusdic1:a focus realisante con-vexitatis fesquidiametrum C H. Sit ergo exem pUcau/a ad pundum K. Dico ira e/Te diiferentiam F Gadconvexitatisradium FC, iicutdupIaLGquaiisefl LMdiameter concavitatisadLK diftanti^ viprima^ i-efi-^^^tionisradiusincidens DEm ingreiTu Meniibi dirigatur ad punc^um H ericangulus G O H i^qualis angulo inclinationis in vi- ^^rx^^/^^ ^^ debetangulus refraftionisKUH : unde jam concluditur ita eile GF ad FLficutdupIaLG CnegledaLentis crailitie) vel CGquahs eil LM ad LA-diilantiam foci, quod ita de^raonftro. Demonftratio. In triangulo GHO ita eft an-gulus OHG vel OHL ad G OH, ficut O G fmL G ad G H: & ita eft idem angulus O H L ad G O H feu ad angulum H O AT ficut duplaGL adHG : Eil autem in trianp-ulo OHKucangulus OHK ad HOK , ita OK five LK adKH: ergoita efldupla GL qualis ML ad
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Keywords: ., bookcentury1600, bookdecade1680, bookidgric00033125, bookyear1685
