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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)
# Folio 489, page id 779785487:0547
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Fi8. 40
F18. 12
1M3
Ca
L. IB. YIE. DE RREFR AC LLONC, _L.
vE Caxea dictum ett; sed vis morrix
aeris applicari radio R A, vel OL, CR
ad ricm applicatam radioSA, vel
PL, VcOL, 2d DL; vel vENL ad
AIE; Eed vE NIL, ad NIL, ita TC, ad
HB; Vet CE, ad FID; vel GZ, ad FIX,
ergo eadem caularum e efectuu
proporrio: vides quam recté in
AaC ByBOTH. IMIEMFUITA FCFractiONU
demonstrerur, ex quo criam habes,
radium retractum nunquam cum
Perpendiculo COnCurrCEE.
8. Duo medium nouum densius
est, daro eodem angulo incidentiae,
Bene ortendieur, quomodo (IF Ma-
ior angulus retractionis; quia cum
pori corporis densi line anoustio.
res, guam rari, Cubtilios inde red-
dicur radius luminis; HINC MMaIOEO
vi ab aëre prelio ambience InCUT-
RaEUE; Ac per canaliculum angu-
Stiorem, agna alcius arcollitur, ab
eodem aëre preslo, ve iam Lupra
indicanimus, et fusc ac ex protes-
E0 eract. Sequenti explicabimus:
Porro non porest esse cadem pro-
porrio refractionum, qua densi.
cacuim, sine mentura retractionum
in angulo, sine in linu anguli re-
Fracti accipiatur, ve paret ex di.
ctis; nemipe refractionis mentura
crelcere non porest in intinicum,
Fecus verorario densitaEum.
9. In hac hypoch. benc expli-
catui, quomodo radius ex denso
in carum oblique incidens, inCur-
vetur a perpendiculari; sic enim
18. 47. radius CO retractus, ve dictum
est (uPEa; PFOduCaEUE In LLR, SIE
EI7 perpendicularis in y RE, cerré
cum aer ambiens premat rancum
radium, per lineas parallelas Fl23
PeF nUI. 5. in Ceomento C7, di-
strahie radium aec adinocus, nec
2b alio OpPOLITO rCLIHCTUE, VE Pa
20r.
cec; igitur inde radium inCurIALI
necese eAt, V. 8. in CML; quod aI-
tem GL. Sic parallela DB, coden
MIodo probatur, quo Tupia p. 44.
Finc etiam lequitur, radium per-
pendicularem nunquam refringi.
20 Vides quam Facilé in hac
hypoch. cuncta explicentur; Fal-
tem lonse facilius, quam in aliis
omnibus, qua luinen corpus esse
Lupponune; iildem eamen argn
mentis rejicieur haec sententia, qui-
bus Cupra, Cuo loco, lib. Ccilicee
de lumine, illa hypochelis, quam
Supponie, reiceta est, quae hic non
repero, led iis rantum aliqua sIn-
gularia subnecto: r. cum radius
e medio liguido raco, in liquidum
dentum incidit, nullo modo je
Fringeretur; illa enim causa InCUE-
nationis abest, Scilicet aer pret-
TuS, aG PFCIEHS; V. 8. ex vinO,
in aquarm; nec est quod aliqui di-
cane, huiulmodi corporibis po
ros inelle, aëre plenos, quod cer-
te dici non porest, ve iam lape
dizi, e EuCuS dicam eract. CequeM-
ti: diceret aliquis nullo sensu pro-
bari posse huiusmodi incuruario-
nem radii oblique incidentis ex vi-
no, in aquam: Respondeo equidem
insenlibilen esse praedictam incui-
uacionem, propter minimam, aquam
incer e vinum, denlicaris, Cen gia-
uiratis difcerenciam; aE A Frustum
cryscalli in limpidam aquam im
mergas, praedicta radii incuruario
Tensibilis crit.
15. Seclia Lal ex eo ducieur,
quod poriin corpore denso angu-
Aiores non sinC, quam in Laro;neM
De lic corpus, vel ex cylindris, vel
ex (phaerulis compolieum, haud du-
bie S maiores sint sphaera, vel cy
lindri, pori maiores TunE, _C COnErA
189