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# Title: Optica Promota, Seu Abdita radiorum reflexorum & refractorum Mysteria, Geometrice Enucleata (shelfmark Leibn. Marg. 94)
# Folio 26, page id 727094130:0038
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=727094130&page=38
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 48 lines, status machine
# Lines: 48 recognised, mean confidence 0.85
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P. HH)H
10. Hn juS.
. XI)115.
retractio ALA; ergo _ aequali an
Einc secundo radii paraltem in diaphano densiore A A
fingendi, ue appareane olvergere e puncto N; Daca
oidis verrice M: od remoriore VI, Sc vorticeM, HAE
deplicatis horum diaphanorum IMR, ex cujus ciecun-
volutione, axe NM iddiis daris parallelo minence, tint Conois
Hyperbolica RMIL; Ila uc spacium exrra Conoidem, (ubi nini
rum lune radii paraneli A A et c.) constec ex diaphano densiore,
iptavero Conois ex lliaphino rariore. Dico Omnes radios A R
nei in lapenlcie Conoidis RML, 8 divergi a puncto
B. SiC enin EX
iltis unus, tadius
AL, CujuS CupEE.
ticies retractionis
est ipsa hyperbole
RML, ex qua de-
Eccibicur Conois;
e per punctum
inciden ix L, du-
Catur carigens hy-
perbolam Recta
HL, et produ.
CATUE AL, In P, Et
3 puncto N, Per
I. ducacuE recta
NEB; St Coros il Mt l commcatet ex Maphano dentiore, et
existeree in diaptiano rariore, ex quo nunc constar; runc retrange-
recur radius P L, in N; e angulo incidentia PLCY, Compereret
retractio NIA; aegualiigitur anoulo incidencix AL.H, compecie
aequalis retractio P L. B; retringitur igicur radius AL in B; quod
erac ostendendum.
Corollarium
LnCICEnCIXHLD, Co.
eOF
dum ctal.
00 Ia
quoque
hyperbola
60 ret
sulo incidentix ALC, comperie aequalis refractio PE B; retringi
rur ergo endius A L in B, divergens a puncto N, quod oltenden-
Hinequoque latis pacec radios A A es6. Parallelos, diveroi ab
aliquo puncto circiter NV, quo ad sentun; eriamlilivea NM non
sic radiis A A e c. Seometrice parallelao
tOD