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Jours. For as the Light whichcomes from t.hf:<br />
Point Q goes to the Point y, fo the Light ~vbi@h<br />
COXTICS from other Points P and II+ of the Qb jeti, s<br />
Ml go to fo m:~y other correfpondcnt P&n{%<br />
p and r (as is manifef’c b the iixth Axiom ;) kb<br />
that every Point of the i! bjen &all illuminaR 3,<br />
correlpokdent Point of the Pi&ure, and* theITby<br />
make a I%%rc like the ObjeA in Shape am<br />
~olour, this only excepted that , the Pi&ure<br />
fliall be inverted. And. this is the reafon of that<br />
vu$pr I$periment of caftiug the Species of Objetts<br />
fiern abroac~ upon a Wall or Sheet of urhitc<br />
Fapcr in 3 dark Room.<br />
In like rnnnner, when a Man views any<br />
k Qli, [in.I$. 8.1 the Light which comes<br />
the feveral Points of the QbjeA is fo refra&<br />
bv the t~anlparent skins and humours of t<br />
@e, (that’ is by the outward co& EFG call<br />
the T~rz’cn Cams, and by the Eryflalline humuur<br />
AR which is beyond the Pupil TB 4) as t<br />
cW\Terge and meet again at fo many Points in<br />
the bottom of the Eye, and there to paint the<br />
Pi&r-c of the Ohje& upon that skin (called the<br />
2?kcn RcthzJ with which the bottom of the<br />
’ Eye is covered. For Anatomifis .when they have<br />
taken ofi~from the bottom of the Eye that’out-+<br />
ward and mofithick’ Coat called the iDur& M&G<br />
ZW,’ can then ke through the thinner Coats,<br />
the Pi&+es of ObjeAs lively painted thereon.<br />
And thcfe Pi&res pro agated by &to++<br />
Con along the Fibres of the 8 tick Nerves int0<br />
die Brain, ‘are the caufe of e ifion, For 41~~<br />
cordingly a~ thefe PiAures ‘are perfe& or in+<br />
* perfek the ?bjc& is feen perfeEtIy or impcrfe<br />
*
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