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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 111, page id 779785487:0169
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L. FB. I. DE COLORTBYS.
depingune, etiam iuxFa HUNC, Lu-
brum depingune; accidie autem, re
iidem radii incidentes, qui post
duas retractiones, et alteram LeAe-
xionem, minorem angulum eleua-
tionis relinguume, addica secunda
rellexione, maiorem Faciane; et
concra, qui maiorem, minore;
Talrem maiori ex parte; igItuIE nON
mirum est, s colorum ordo per-
curbetur: hinc ruber colOr pro-
Dius versus centrum, videtur;
led profecto cirra calcularionem,
rix haec perfecte incelliges.
Decimo- terrio eres tancum ea-
dios incidentia, ad calculos redu-
co; quod ve clarius Aae, sic maior
1s. 25. circulus ampullae ABCD, CCHEIO
M; lcque AC horizonti, e BD
circulo verricali parallela; sirque B
Curlum, D vero deortum; sine Fa-
dij incidentes OP, NF, B8, TV.
Pacalleli horizontali AC; radii ca-
derires in luperiorem accum AB,
Post duas retractiones, de vnam
rehexionem, emergentes, et oculo
intraposito illaps, Tub angulo cir-
cicer 42. vel 43. colores iridis extri-
bene; vel proiecti in planum ver-
ricale, eo sciticet ordine, quem
supra expolui; ita re color ruDet,
in plano praetaro, deortIm, Caru
leus veros Tursum videatuL;at verO
S considereneur radii in quadean-
teminteriorem AD incidences, alTu-
morantum rres radios, Sciticet BS,
TY, _ ZD; AIE aNTCM AECUS AS
Srad. 45. 2llumpeo anoulo Fractio-
nis ZSE, Scilicet 13. orad, CirCITeF,
RECUS SDE exir grad. P16. item F. γ
aequalis, irem zu; igIeUE aECUS RM
clt 33. igitur angulus MIp2 elt 32.
igitur ATu, 65. cui (1 2d da5 angi.
lum refractionis Zur, Scilicet 8.
habebis anculum eteuarionis 73.
orad. iam vero sc alius radius inci-
dentiae TV, SIEque AFCUS AV 60.
Frangicur in VE, ica ve angulus
ZVF Sc 19. 5+2d. 30. igitUE aECUS
VDE CA 99. icerque EOG e OL;
exirque aicus LA 3. Srad. igitur
anguiluS NLO 40. =. IgITUT LIA,
37. =7. Cui (I 2dda5 angulum re-
fractionisILK, qui fere est 11. =
angulus elenationis erir +9. gcad.
denique si alluinas radium inciden-
Eia ZD, 2llumpro angulo retta-
aionis, arcus DY erir 83. ipsique
aequalis YO, icemque CF, ioieur
AECUS AF erIt 21. _ anguluSMFO,
48, =. IgIEUL NFB 27. =. cui (I
addas angulum retractionis OFZ.
qui est circiter 14. = angulus ele-
nationis exit 42. grad. alios radios
incidentes eodem modo, ad caleu-
los reduces.
Decimo. quarto, Elinc vides ra
dios FATIITIInOS este, A VerSIIS F
emergane, propter rationem alla-
EAIM; AE VeFO VEESIIS p, ee V, di-
StraCtIOTeS TUNE, IGIEUT FOCTaE VE F2-
dii incidentes, inter 45. vel porius
50. ex 60. ac deinde, post duas re-
Fractiones, e roridem refexiones,
emergentes, et in planum vertica-
le proiecti, colores icidis depin-
dane, hoc scilicet Ordine, ve ru-
ber Curtum, exruleus deortum vi-
deatur; nempe ve Supra ridimus.
altumpeo illo arcu; in quem primo
incidune radii qui deinde polt duas
refractiones, et alceram redexio-
ne eMeFONNE, Y. ∞. PF; radii, qui
versuis P Cadume, colorem cubeum;
qui vero versis F, exruleum, pro-
recti in plano depingune, propter
rationem allacam; pari modo 2(-
Fumpro alio arcu v. 8. SV, in quem
primo radii incidune, qui pot duas
retractiones, et coridem resex
REC