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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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PEYSICE E RACT. IV.
6. Duis veget, aquam curbidam
esse opaciorem aere; nicida cry-
stallo, ec. cum ramen radius, ex
aqua in crystallum oblique inci-
dens, ad perpendicularem retrin-
Gatur; sic criam ex limpida aqua,
in vinum opacius incidens, a per-
pendiculari retringitur: 7. Cum
per medium dentum, lucidum Luos
radios iuxta debiram diftulionis
legem diffundie, qui deinde in ra.
Tum incidune, cur qua lo INCUIE-
nancur, cum nulla occurrar de
nouo reliltentia; uno verbo, nemo
est, meo indicio, qui in hac senten-
eia acquiclcat, nihi Forre in rerum
tantum corrice hallucinari, ex Ha-
Tere conlucuerie.
Ouarra sencencia est quorum-
dam secenciorum, qui voluneea
dium luminis, ad instar lineae in-
dinilibilis accipiendum non elle,
Sed cum aliqua crasticudine; volune
Praeterea, lumen corpus ette, tenue
quidem, sed letum aC FeMAX, aC pFO-
inde non ex globulis es particulis
Separatis, Led ex continuis Contex-
cum, ad instar cela, crediderim;
deinde volune, omnes partes lucis
aequali moru moveri, acgne adco
per lincas parallelas; aequali scili-
cer, in eodem medio; deinde li-
Cer luCiS MOEUS ECTaIdeTUE, V. 9.
in medio dentiore, rbi camen in
rarius Cubie, pristino mocui le re-
Airuie; praererea licee aliqui dissi-
mulene, vacuum admirtere coguu-
eur; hoc polco; Ec explicanere-
Fractionem; sir sectio mediorum
Fi8. 38. FK; sc radius lucis AF, oblique
ve vides, incidens; allumatur linca
CB. priori parallela, ica ve crassi.
rudo, (eu latirudo rodii sIE DC ;FB-
dius cenlerur ferei per parallelas
DC, EIE, AB; igicui lecumdium
lacus CB, cirius accingie medium
denlum, quam sccundm latus
AD; igitur reminuS C inTra ne-
dium denlum primo lubie, ac mo-
vecur cardius, dum cerminus D in
medio raro monerur velocius hinc
necellario incuruatur vecunque
latus, CciliceE DE, de CM, in aF.
cus circulares concenerieos; quia
aeque Facile incuruaneur omnes
Partes; quorum arcuum (IE v. 8.
CenErum C; Cupponunr enim r. 8.
morum in denso, elle ad oruim
In FREO, VE MC, ad FD; igieue
inde necelse est radium inCIrnAEI
ad perpendicularem: Pari modo ex-
plicatur retractio radii incidencis
ex denso in rarum; vbi enim cer-
minus D, in F peruenie, X C in
Mt, reerque deinde per rocum den-
Cum, aequali monerur morir; inc
HG, EP Cunc aequales; vbi reco
Mt pervenir in C, Tubicque v. 9. 1C-
dium rarum, incipir moueri velo.
cius quam P, ac proinde pei arcurr
C5; P vero, per arcum lF; igitue
radins incuruatur à perpendicula-
ri: Haec Cencentia ingeniose qui-
dem excogiraca, ex multis capiei
bus refellitur: Primo sildem Fere
argmmenris, quibus duae pritmx
returata lune; nec enin lux COr.
Dus est, in instanei oculum ferit,
ac diTumdieur; nOn daCUE VaCUUIM;
retractio per poros rectos explicari
non porest; lux, non est maceria ce-
nax dc lenca, led porius, li corpus
est renuissimum, hurridissimum, ex
cuncta haec graris dicuncus, eadém
que Facilirare à quoliber negari de-
Benc, qua sine ratione alterra EuerE,
cu ridelis; cum ca qua lupra dicta
Cunc; cum ca, quae in lib. de luce, Con-
era hanc hypoch. Fuse exposui, nec
enim hicrepero. Sccundd VeL TOEUS
eadiirs