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# Title: [Physica, Id Est, Scientia Rerum Corporearum, In Decem Tractatus Distributa] Physica, Id Est, Scientia Rervm Corporearvm, In Decem Tractatvs Distribvta (shelfmarks Leibn. Marg. 7:1-2; ZEN Leibn. Marg. 7:1-2)
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LTB. V. DE DIAPHAHO ET OPACO:
ribus illis ingeniis cractari, ne lineam rectam posuis cum sapersi
dum probari possine; led haec cie lauieata: Ouia Ramma criam
OImiETO.
PROP.
ZI
Perspienicas non consistit praecise
in parribus, ejusdem densuaris; vel
raricatis: Probacur quia ( ParcCS
illa in orbem caneum sine conci-
nux haud dubie non Facinne pers-
purissima, habet partes in eo sieu
policas, neo alperacum habet (u-
perticiem, non camen est diaphana.
de quo infra.
PROP. XV.
Perspienitas dicie subiectum capar
luminis, ab extrinsoco lucido reci-
Picuum; nempe si secundum lineam piendi: Nisi enim lumen in daco
rectam, radius oblique cadac, in
parces diverta denscaris, certe re-
tringetur; igicur seomencum radii
immerlum non eric rectum; igieur
non est medium illud perspicuum,
VE Patet.
PROP. ZIII
Perspicuitas non consistit praecise in
eo quod partes eiusdem densicacis in
recta linea sicae sint: Probacur quia
S aspera, ee Ccabra sic Superticies;
obiectum per medium illud non
videbitur; nempe diverla inciden.
tia radiorum ab obiecto in planum
illud alperum cadentium, diuerlam
retractionem etticie: hinc PCrEuE-
bacur ordo cadiorum; igieur obie-
ctum videri non porest; igieur me-
dium illud non est perspicuum; igi-
cur perspieuicas in co praecise non
consistic; dico precise, nam licet
hoc ipsum ad perspieuicacem re-
quiratur, si camen aliquid aliud de-
Sderetur, corpus illud non est perl-
picuum; quippe perspicuicas tocum
illud dicic, quo polico, corpus est
perspicuum; quo lublaro, non est
perspicuum.
PROP. XIV.
Cubiecto recipiatur, cerre per illud
radius luminis craiici non porest;
nec diftundi de craiici porest, nili
in eo recipiatur, per quod distun-
dicur; acqui si radius luminis craii-
ci non porest per aliquod Cubie
cum, maxime impedicur eius era-
jectio, isicur non est perspicuum
ver det. 1.
PR OP. XVI.
Tinc ancclus non pocest dici pers-
pienus es diaphanus: Ouia non est
 esspcenctat aest vessito fea
in parcibus continuis, cinsdem rari-
Cubiectum capax luminis corporei,
scilicer immediare, nam mediance
corpore, quod allumere pocest lu-
men emirtere, diftundere, de reci
Pere porest: hinc rulgo dicirue
Angelus lucis: idem dico de omni
Tubltancia incorporea.
EROP. XVII.
Nulla forma accidentalis dici po
test perspiena nacuralicer: Ouin lu-
MEN RRCUTAliTeF IN COrPOTC CanEUM
recipi porest; nempe omne luci-
dum vel illuminacum, cA COrpuS;
dixi nacuralicer, nam per miracu-
lum, accidentia in staeu corporis
esepollune; igicur de illuminari:
Hlinc accidencia Fucharistica, qua
Tunc in stacu corporis, per mica-
culum dici possunt opaca, vel di2-
caris, vel densiaris, etiam secundum phana: verum vero Angelus dici
POssi