# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/779785487:0072
# Permalink to this reading: https://leibnizlegible.com/page/779785487:0072?run=74
# 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 14, page id 779785487:0072
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=779785487&page=72
# Source image: https://digitale-sammlungen.gwlb.de/content/779785487/jpgs/default/00000072.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 88 lines, status machine
# Lines: 88 recognised, mean confidence 0.92
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
# Licence: CC BY 4.0, Leibniz Legible. Machine output: do not ingest it as verified text; keep this provenance with the text.
# Wording rule: say "the machine reads it as …", never "Leibniz wrote".
# After the first blank line: the recognised lines in reading order, one per line.

pis. 2
Fi9. 3.
PAZSICA TRACF. III.
PR OP. ZXVF.
Duae refractiones, quae srunt in duo-
bus planis parallelis, non mutant ra-
diorum conincarionem: AE enim
prilma viereum RFI, in quod cadac
radius BC, qui retringacur v. g. in
CF tum deinde in FL; haud du-
bie FL est pacallelus BC; nempe
eo redie, post secundam refractio-
nem, vnde post primam declinarar;
quia VE BC CUEHAEUE iI CF, tum
In FL; IC2 LB CUTUatUE In FC,
cum in C B; pari modo, SC aliuS Fa-
dius BD, FeaCtIS In DF, Eum In FMI;
cerre FM est parallelus DB; igicur
SI PEOdUCAHEAE LE, MIF, CONCUE-
renc in A r. g. vides camdem con-
ingationem, live accipias ANI, AL;
SucBN, BO; idem dico de aliis
punctis obiecti, a quibus radii du-
CUInEuE: hine dum per Fenesra ri-
trea claustra, aliquid aspicis, colo-
rem murari non vides; quia scili-
cer eadem est radiorum coniugario;
igicur idem color.
PROP. ZZVTI.
Licet plana, in quibus remina re-
fractio fic, non sint parallela, si tamen
iidem radii paralleli tancum conside-
rentur, nulla fir conincationis muta-
iio: AE enim criangulum viereUI
GHO; sic corpus lucidum CA;
ducantur radii paralleli AD, BF,
CF, retracti eriam in FS, FL, DII,
hi Cune etiam paralleli, nempe
aequales anguli incidentix, aequa-
les habent angulos retractionis;
igicur refracti SIL, IL, TIM CunE
criam paralleli; igitur non muta-
tur coniugatio: Dices concrahi
rim distrahi, quos aliquo modo
compentat craiectorum e retracto-
rum contractio: Hlinc caltigabis
aliquem recentiorem, qui alsumpris
radiis parallelis, retractilque in
prilmate vitreo, rulc, ideo colo-
temmutari, quia muratur crassicu-
dovicri; v. s. radius AD, PermCAE
post retractionem, crassicudinem
DEI; BE vero, cralsicudinem mi-
norem, (cilicet FI; CF denigue
omnium minimam FS; Ced haec di-
verla crassicudinum ratio, ad col0-
rum mmutationem nihil penitus fa-
cit, E corpus pertecte diaphanum
Lupponatur; cum non muret radio-
rum coniugationem; quancumnis
enim vicrum sc purum, e maximé
diaphanum, cadem colorum muta-
eio accidie; nec maior es dencaS
in maiore crassicudine, s vierum
homogeneum LupPOnAEUE; d ve-
ro praedictus autor densirarem eum
opacitare contundie; in quo non
parum hallucinatur; sed de his
experimentis intra: dixi lupra eos-
dem radios, li enim vel plures, vel
Pauciores considerentur, colorem
mutari necesse cst.
PROD. XXVITT.
Radii. post seminam refractionem
in planis non parallelis; mutant con-
incarionem: sic enim obiectum lu-
cidum AB, Sicprilima riercum YCN, rig 4.
cuius tantum sectionem planam
accipio, nam peritde est; LINE Pa-
dii AD, BD, FeFaCtI In DM, DL,
cum deinde in MO, LP; producan-
TUIE PL, OMI, doneC ConCUEranE in
E; perinde se habent hi duo radii,
acque si profecti CNCnE aB F, CINE
huiulmodi radios, igirur Calcem alii duo BF, AF, reFFaCI IN FL, FR,
COIOT INEenSIOE erIE Relpondeo ple- ru in IS, KR, perinde se habene
rolque radios parrim reftecti, pat= SI, RR, atque l ab eodem puncto
PFOt