Benedictus Stay: Philosophiae recentioris versibus traditae, libri X, tomus III - page 197

H is tibi fubjundis, 1 quem primo dmm u s ip fi
Inventum ciTc tubum , gemino tum corpore v itr i
Munibant; convexa parum lens fcilicet alta
Extabat dc parte >in res converfa videndas ;
Interioris erant cava vitri fepta : prioris
Qui medius focus e ll, longe dedudtus abibat
137©
Introrlum ; vitri diftabant Tcpta cavata
At propius , pariter focus hujus fidtus eadem ,
Verus & illius jundti ut ftatione cubarent .
Ad fenium'-1hinc multo veniebat major im ago ,
Quam fine fubfulio tali confpc&a fuiffec,
1375
Et mu-jc clara , fua ma&c item diilinflta fisura .
L I B E R O C T A V U S .
j
8
j
fed c o n v e x ita te m in o re j h a b e b it
x q u iv a len tem c o n c a v a m , c u m c o
lo c o v irtu a li , n on rcali . In p o -
H erum p.omine lentis convexa* d c-
fig n a b im u s q u a m c u m q u e cx iis le n .
tibus prim i g e n e ris ,
te
n o m in e
lentis c o n c a v x , q u a m c u m q u e g e ­
neris p ofteriovis .
t
H ifc c exp olitis circa le n tiu m
n atu ram ,
te
d ive rfas c a ru m fp c-
c i c s , jam d even it ad ip fa m te-
lc fc o p io ru m e o n ft r u & io n c m , q u x
ab iis pendet . P rim a te le fc o p ia
ut G a llica n a illa , h a b e b a n t b in a
v itra : a lterum , q u o d in fu m m o
tu b o o b v e r te b a tu r o b j e d o , aeque
idcirco d icitur v itru m o b j e d i v u m ,
v c la b fo lu t e o b jc & iv u m , erat c o n ­
vex um , fed c o n v e x it a t e e x ig u a :
a lterum , q u o d o cu lo p ro p iu s erat
in im o tu b o , a tq u e id circo d ic itu r
lens ocu laris , u ve a b fo lu t e o c u ­
laris , erat c o n c a v u m ,
te
d e b e b a t
cfle m u lto m a g is c o n c a v u m , q u a m
illud p riu s c o n v e x u m , n im ir u m
diftantia fo ci ra d io ru m p a r a lle lo ­
rum , q u a m e tia m v a c a n t cliftan -
riam fo c a lc m ipfius len tis , p e r­
tinens ad p r im u m .vitrum d e b e ­
b a t cllc m u lto m a jo r , q u a m di
lian tia localis p ertin en s ad o c u ­
larem , q u o d h a b e t lo c u m e tiam
in tclcfeopiis a ft r o n o m id s p o fte -
lio r ib u s , in q u ib u s ocu la ris eft
c o n v e x a , fed c u m d iftan tia fo­
cali m ulco .m in o r e ,
quam cacf-
N a m
fet in o b j c & i v o .
Q u o d p e r t in e t a d p o f r t io n e m
e a ru m le n t iu m , le n s o c u la r is de­
b e b a t cfle p r o p i o r o b je < 5 tivo , q u a m
h u ju s fo c u s r c a lis ,
t e
it a p r o p i o r ,
u t fo cu s illiu s c o n g r u e r e t c u m
h u ju s lo c o v i r t u a li u l t e r i o r e , n i­
m ir u m p o fito u l t r a i p f a m : q u x -
vis e n im len s h a b e t b i n a p u n cfta
p o fita h i n c ,
te
i n d e a b i p f a ,
q u x a p p ella n tu r^ e ju s f o c i , fiv c
ii reales fint , l i v e v irjtu a lc s , q u i
re fp o n d c n t
ra d iis a d v e n i e n t i b u s
ad ip fam le n t e m _ c u m b i n i s di-'
v c & io n ib u s o p p o f it is .
2 E x p o n it h ic t r ia , q u x in te -
lc fc o p io h a b e r i
d e b e n t , a m p li ­
fic a tio n e m , liv e a u g m e n t u m im a ­
g i n i s , c la r ita te m ,
te
d iftin < ftio-
n e m :
a c c e d it
i n f r a
te
q u a r ­
tu m , q u o d a p p e lla r e f o l e m a m ­
p litu d in e m c a m p i , f iv e a b f o lu t c
c a m p u m . E a t e l e f c o p i a fu.pt o -
m n iu m
o p t i m a ,
q u g : in h ifc e
q u a t u o r d o t ib u s
e x c e l l u n t
m a ­
x im e .
P o r r o a m p l i f i c a t i o c o n ­
ii llit in ,co , q q p d i m a g o f i o g u -
g u la r u m p a r t iu m o b j c & i v ifi e y a -
dat in oquli f u n d o m u l t o m a jQ r ,
q u a m fu b la to t c l c f c o p i o : cla ric a s
in c o , q u o d a d h u c a d fin g u la s
p a rticu la s i m a g i n i s * a d v e n i a t fa tis
m a g n a co p ia l u m i n i s p e r t in e n t is
a d e a n d e m p a r t e m o b je d b i , iic c r
ip fa illa e ju s i m a g o o c c u p e t m a ­
ju s fp a tiu m in e o d $ m o c u l i fujn-
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