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# Title: Leibniz-Handschriften zur Optik und Dioptrik LH 37, 2
# Folio 50r, page id 00068531:0099
# Scan: One image of two folio pages side by side, registered by the library under both labels (also fol. 43v); this page is its right half.
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 37 lines, status machine
# Lines: 37 recognised, mean confidence 0.93
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Certum e igitur p qd mei facienda sit haec otrag demonstratio,
si ea solum spectenur quae demonstrantur fum in doctrica sum
vero in in catoehria masos effectus qui ex collecuno radiorum
luminis pendent sive ad onum qddam panctum sut mcendium
in slo exctetur, sive in quoumq spatio ad saud collustrandum; haet
aa et alia multa qua ad omodam radiorum luminis nnslerionem
spectant possunt his demontraoious certo estendi quoo ex asse
fieri possint, et ejus attis fundamenta atqu praecepta nire stabiliunt.
Vera
eius vtriusque demonstraois ce vtilitas, ea n Solummodo vitra seu
speclla ad visiorum conducunt, qua apta sant essicere it radii
domentes aduersis partobus oble seu vesibstibus cius punctes, totedem
pancta signent n fundo ouv at qua praecjes serminentur al sette
uan at contrarsum  demonstrat ut a carthesi, collegunturn
oestadi vensentes a dinis partibas abte o in punctis toudem quol
sunt ea a quibus prosecti sunt, sed in uno duntaxat punoto, 9d e
tam smectum ad visionem, quam actum e ad explicundam vim
quam radci ces luminis ila collecti et acre solis protecte tent ad
emburendum.
Dico tamen inhilominus demonstrationes silas carhesii deprrietatobes
suportscierum ellipticarum atqque hyperbolucarum, aeqe sclarum visi
ad colligendos radios parallelos, o carere sua velitate in in slla
parte diostria qua opectat ad visionem deportuiendam: num
J, ut mox videbimas, colliqi pt ex his qua dait de radijs
parallesit, quaenam suxertices pertechus possint radios o
paralleles colligere. deinde vero atterum in d majoris momenti
e detrari et nempe ea perpoliri sam iitra possunt hisq
Donari superticiebus, quae octa venstiora ad quamitibet daratu
distiam propius ai propius admoneant, quaqe in proprus
ea admouendo tavant il appareant ronge ampliova Verum
quam veitia hau sint magis ex duendis patebit, cum
videbimus nihil pertectius invenri potuiste atqsue adeo impossibile
ou ee, ut sit aliqua supestocues curua qua radios à paralleles
ad dinsa pracise loca codligat.  Sed veniamus ad atteram carthesis
demonsfrationem, qua idem de hyperocte demonstrat ac prius
de eltypse demonst rant. supponm à Mann desirgtam ce eo
quo ipte dictat modo que apud illum videre pt dioctica cap. 80