Benedictus Stay: Philosophiae recentioris versibus traditae, libri X, tomus III - page 217

203
Q ira poflunt, mutare cavis, queis jungere lucem
Rellexam liceat, fpeculis aggreilus ; ita -ip fa
1730
Lux Equidem nequeat diverfo in fila r e fo lv i,
Rebus & infpc&is exinde inferre tum u ltu s .
Felix dodta viri jamque exitus orfa p ro b a v it.
Jam (enas , vel quinque tubus porredtus in ulnas
Uberiore fua vi longe vincere poffit
173 5
Illo s , qui variat refringunt lumina le n te ,
Vel centum moles (It partibus amp lior horum .
Quee primum ars olli prolata c f i , tempore c r e v it .
Venit & ad lumnium crefcendi tempore culmen •
Quanquam tempus edax rerum eft, atque omnia v e r t i t , 1740
Haud minus at primos tempus dat & artibus ortus,
Et magna
incrementa; "'Virum proflantia tempus
Ingenia exacuit,
fecundat, alitquc, fub auras
Educitqiic anfini
foetus, tollitquc recentes,
Rebus & affundit fua veris lumina tem pu s .
1745
Sed qux 1 forma tubis, genus hoc , indudaauc p rim um
Qua ratione fu it? Speculi eft inferta cavati
Scilicet in fundo moles; proin altus hiabat
V e rte x , perque fuum lucem imm ittebat h ia tum
Ad fpeculum, quee de fpeculo refilire repulfa
1750
Tentabat fu b ito , & pundtum commune petebat
Quoddam , quod quarta crafti orbis parte r e c e d it ,
L I B E R O C T A V U S .
1 P r o g r e d itu r ad d e fe r ib e n d u m
ip fu m N e w c o n ia n u m t e le fc o p iu m ,
cujus d eind e p r o fe rt i n c o m m o d a ,
& m u ta tio n e s p l u r e s , q u x ia
fo r m a m ipfius t c lc fc o p ii c a ta d io -
pcrici i n d u & x f u n t .
T u b u s N e w t o n ia n u s e ft a p e r ­
tus in a lte r o lu o e x tr e m o > u b i
lib e ru m radiis a d itu m r e lin q u it :
in altero h a b e t fp c c u lu m c a v u m
form a: fp h x rica : , q u o d illos ra­
dios exc ip it , & eos q u id e m , q u i
p ro fe cli iu n t a b u n ic o q u o v is p u n ­
dto objedti , c o g it c o n v e r g e r e ad
fo c u m fu u m rca lcm , q u i d iftat
ab ipfo fp e cu lo per q u a r ta m p a r­
tem axis ejus f p h x r x , ad q u a m
ip fum eft to r n a tu m . P a r a b o lic a
fo r m a eft a p t io r , q u a ufus S h o r-
t u s , ut f e r u n t , m ir u m in m o ­
d u m h o c g e n u s t e l e f c o p i o r u m p e r ­
fe c it : fe d
c a f o r m a a d m o d u m
d iffic u lte r i n d u c i t u r , I b i
id f p c ­
c u lu m p i n g e r e t i m a g i n e m
f u a m
e o d e m p r o r f u s m o d o , q u o l e n s
o b j c & i v a
i n t e r p o f i t a
i n t e r c u m
lo c u m ,
8
c
o b j e c t u m : l i c e r e t e a m
t r a n f p i c e r c t r a n s l e n t e s o c u l a r e s
a u & a m , & d i f t i n & a m e o d e m m o ­
d o , q u e m p r o d io p c r ic i s e x p o f t i i -
m u s : fe d id fi e r i n o n p o t e f t ,
q u ia c a p u t i n t e r j e d t u m i n t e r c i p e ­
ret ra d io s a d v e n i e n t e s .
H i n c N e v r t o n u s
p a u l l o a n t e
f o c u m i p f u m i n t e r p o f u i c f p c c u ­
lu m
p la n u m i n c l i n a t u m
a x i a d
g r a d u s
4$ >
fiv c a d a n g u l u m T c -
m i r c & u m . Id f p e c u l u m e r a t m u l ­
t o m in u s , q u a m t u b i a p e r t u r a ,
a d e o q u e n o n i n t e r c i p i e b a t n i f i p i r -
1...,207,208,209,210,211,212,213,214,215,216 218,219,220,221,222,223,224,225,226,227,...527
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